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    Subject[PATCH 1/2] printk: Make CONFIG_PRINTK_TIME an int
    Date
    CONFIG_PRINTK_TIME is a bool and in order to add timestamp options for
    the monotonic and real time clock it must be expanded to an int.

    Signed-off-by: Prarit Bhargava <prarit@redhat.com>
    Cc: Mark Salyzyn <salyzyn@android.com>
    Cc: Jonathan Corbet <corbet@lwn.net>
    Cc: Petr Mladek <pmladek@suse.com>
    Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
    Cc: Steven Rostedt <rostedt@goodmis.org>
    Cc: John Stultz <john.stultz@linaro.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Cc: Stephen Boyd <sboyd@codeaurora.org>
    Cc: Andrew Morton <akpm@linux-foundation.org>
    Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
    Cc: Christoffer Dall <cdall@linaro.org>
    Cc: Deepa Dinamani <deepa.kernel@gmail.com>
    Cc: Ingo Molnar <mingo@kernel.org>
    Cc: Joel Fernandes <joelaf@google.com>
    Cc: Kees Cook <keescook@chromium.org>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Geert Uytterhoeven <geert+renesas@glider.be>
    Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>
    Cc: Nicholas Piggin <npiggin@gmail.com>
    Cc: "Jason A. Donenfeld" <Jason@zx2c4.com>
    Cc: Olof Johansson <olof@lixom.net>
    Cc: "Theodore Ts'o" <tytso@mit.edu>
    Cc: Josh Poimboeuf <jpoimboe@redhat.com>
    Cc: linux-doc@vger.kernel.org


    ---
    Documentation/admin-guide/kernel-parameters.txt | 2 +-
    arch/arm/configs/aspeed_g4_defconfig | 2 +-
    arch/arm/configs/aspeed_g5_defconfig | 2 +-
    arch/arm/configs/axm55xx_defconfig | 2 +-
    arch/arm/configs/bcm2835_defconfig | 2 +-
    arch/arm/configs/colibri_pxa270_defconfig | 2 +-
    arch/arm/configs/colibri_pxa300_defconfig | 2 +-
    arch/arm/configs/dove_defconfig | 2 +-
    arch/arm/configs/efm32_defconfig | 2 +-
    arch/arm/configs/exynos_defconfig | 2 +-
    arch/arm/configs/ezx_defconfig | 2 +-
    arch/arm/configs/h5000_defconfig | 2 +-
    arch/arm/configs/hisi_defconfig | 2 +-
    arch/arm/configs/imote2_defconfig | 2 +-
    arch/arm/configs/imx_v6_v7_defconfig | 2 +-
    arch/arm/configs/keystone_defconfig | 2 +-
    arch/arm/configs/lpc18xx_defconfig | 2 +-
    arch/arm/configs/magician_defconfig | 2 +-
    arch/arm/configs/mmp2_defconfig | 2 +-
    arch/arm/configs/moxart_defconfig | 2 +-
    arch/arm/configs/mps2_defconfig | 2 +-
    arch/arm/configs/multi_v7_defconfig | 2 +-
    arch/arm/configs/mvebu_v7_defconfig | 2 +-
    arch/arm/configs/mxs_defconfig | 2 +-
    arch/arm/configs/omap2plus_defconfig | 2 +-
    arch/arm/configs/pxa168_defconfig | 2 +-
    arch/arm/configs/pxa3xx_defconfig | 2 +-
    arch/arm/configs/pxa910_defconfig | 2 +-
    arch/arm/configs/pxa_defconfig | 2 +-
    arch/arm/configs/qcom_defconfig | 2 +-
    arch/arm/configs/raumfeld_defconfig | 2 +-
    arch/arm/configs/shmobile_defconfig | 2 +-
    arch/arm/configs/socfpga_defconfig | 2 +-
    arch/arm/configs/stm32_defconfig | 2 +-
    arch/arm/configs/sunxi_defconfig | 2 +-
    arch/arm/configs/tango4_defconfig | 2 +-
    arch/arm/configs/tegra_defconfig | 2 +-
    arch/arm/configs/u300_defconfig | 2 +-
    arch/arm/configs/u8500_defconfig | 2 +-
    arch/arm/configs/vt8500_v6_v7_defconfig | 2 +-
    arch/arm/configs/xcep_defconfig | 2 +-
    arch/arm/configs/zx_defconfig | 2 +-
    arch/arm64/configs/defconfig | 2 +-
    arch/m68k/configs/amcore_defconfig | 2 +-
    arch/mips/configs/ath25_defconfig | 2 +-
    arch/mips/configs/bcm47xx_defconfig | 2 +-
    arch/mips/configs/bmips_be_defconfig | 2 +-
    arch/mips/configs/bmips_stb_defconfig | 2 +-
    arch/mips/configs/ci20_defconfig | 2 +-
    arch/mips/configs/generic_defconfig | 2 +-
    arch/mips/configs/lemote2f_defconfig | 2 +-
    arch/mips/configs/loongson3_defconfig | 2 +-
    arch/mips/configs/nlm_xlp_defconfig | 2 +-
    arch/mips/configs/nlm_xlr_defconfig | 2 +-
    arch/mips/configs/pistachio_defconfig | 2 +-
    arch/mips/configs/qi_lb60_defconfig | 2 +-
    arch/mips/configs/rt305x_defconfig | 2 +-
    arch/mips/configs/xway_defconfig | 2 +-
    arch/parisc/configs/generic-64bit_defconfig | 2 +-
    arch/powerpc/configs/40x/virtex_defconfig | 2 +-
    arch/powerpc/configs/44x/fsp2_defconfig | 2 +-
    arch/powerpc/configs/44x/virtex5_defconfig | 2 +-
    arch/powerpc/configs/44x/warp_defconfig | 2 +-
    arch/powerpc/configs/52xx/cm5200_defconfig | 2 +-
    arch/powerpc/configs/52xx/lite5200b_defconfig | 2 +-
    arch/powerpc/configs/52xx/motionpro_defconfig | 2 +-
    arch/powerpc/configs/52xx/tqm5200_defconfig | 2 +-
    arch/powerpc/configs/gamecube_defconfig | 2 +-
    arch/powerpc/configs/mpc5200_defconfig | 2 +-
    arch/powerpc/configs/pasemi_defconfig | 2 +-
    arch/powerpc/configs/wii_defconfig | 2 +-
    arch/s390/configs/default_defconfig | 2 +-
    arch/s390/configs/gcov_defconfig | 2 +-
    arch/s390/configs/performance_defconfig | 2 +-
    arch/s390/configs/zfcpdump_defconfig | 2 +-
    arch/sh/configs/edosk7760_defconfig | 2 +-
    arch/sh/configs/sdk7786_defconfig | 2 +-
    arch/sh/configs/se7722_defconfig | 2 +-
    arch/sh/configs/sh7785lcr_32bit_defconfig | 2 +-
    arch/sh/configs/urquell_defconfig | 2 +-
    arch/sparc/configs/sparc64_defconfig | 2 +-
    arch/x86/configs/i386_defconfig | 2 +-
    arch/x86/configs/x86_64_defconfig | 2 +-
    arch/xtensa/configs/audio_kc705_defconfig | 2 +-
    arch/xtensa/configs/cadence_csp_defconfig | 2 +-
    arch/xtensa/configs/generic_kc705_defconfig | 2 +-
    arch/xtensa/configs/nommu_kc705_defconfig | 2 +-
    arch/xtensa/configs/smp_lx200_defconfig | 2 +-
    kernel/printk/printk.c | 36 ++++++++++++++++++++--
    lib/Kconfig.debug | 7 +++--
    .../selftests/rcutorture/configs/lock/CFcommon | 2 +-
    .../selftests/rcutorture/configs/rcu/CFcommon | 2 +-
    .../selftests/rcutorture/configs/rcuperf/CFcommon | 2 +-
    93 files changed, 130 insertions(+), 95 deletions(-)

    diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
    index d9c171ce4190..c3b14abf9da4 100644
    --- a/Documentation/admin-guide/kernel-parameters.txt
    +++ b/Documentation/admin-guide/kernel-parameters.txt
    @@ -3189,7 +3189,7 @@
    Default: ratelimit

    printk.time= Show timing data prefixed to each printk message line
    - Format: <bool> (1/Y/y=enable, 0/N/n=disable)
    + Format: <string> (1/Y/y=enable, 0/N/n=disable)

    processor.max_cstate= [HW,ACPI]
    Limit processor to maximum C-state
    diff --git a/arch/arm/configs/aspeed_g4_defconfig b/arch/arm/configs/aspeed_g4_defconfig
    index cfc2465e8b77..a2eea1ec90a5 100644
    --- a/arch/arm/configs/aspeed_g4_defconfig
    +++ b/arch/arm/configs/aspeed_g4_defconfig
    @@ -162,7 +162,7 @@ CONFIG_JFFS2_FS_XATTR=y
    CONFIG_UBIFS_FS=y
    CONFIG_SQUASHFS=y
    CONFIG_SQUASHFS_XZ=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/arm/configs/aspeed_g5_defconfig b/arch/arm/configs/aspeed_g5_defconfig
    index 3c20d93de389..804c353f4cb2 100644
    --- a/arch/arm/configs/aspeed_g5_defconfig
    +++ b/arch/arm/configs/aspeed_g5_defconfig
    @@ -165,7 +165,7 @@ CONFIG_JFFS2_FS_XATTR=y
    CONFIG_UBIFS_FS=y
    CONFIG_SQUASHFS=y
    CONFIG_SQUASHFS_XZ=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/arm/configs/axm55xx_defconfig b/arch/arm/configs/axm55xx_defconfig
    index 8e17e7ed1f02..53c5dc35e930 100644
    --- a/arch/arm/configs/axm55xx_defconfig
    +++ b/arch/arm/configs/axm55xx_defconfig
    @@ -231,7 +231,7 @@ CONFIG_NFS_FSCACHE=y
    CONFIG_SUNRPC_DEBUG=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/arm/configs/bcm2835_defconfig b/arch/arm/configs/bcm2835_defconfig
    index 3ee9d78c412a..b6b990169fef 100644
    --- a/arch/arm/configs/bcm2835_defconfig
    +++ b/arch/arm/configs/bcm2835_defconfig
    @@ -141,7 +141,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_BOOT_PRINTK_DELAY=y
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    diff --git a/arch/arm/configs/colibri_pxa270_defconfig b/arch/arm/configs/colibri_pxa270_defconfig
    index 8995695fc118..b2b498348416 100644
    --- a/arch/arm/configs/colibri_pxa270_defconfig
    +++ b/arch/arm/configs/colibri_pxa270_defconfig
    @@ -144,7 +144,7 @@ CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_FS=y
    CONFIG_DEBUG_KERNEL=y
    diff --git a/arch/arm/configs/colibri_pxa300_defconfig b/arch/arm/configs/colibri_pxa300_defconfig
    index d282e8b0bf33..9c716b3f7eb9 100644
    --- a/arch/arm/configs/colibri_pxa300_defconfig
    +++ b/arch/arm/configs/colibri_pxa300_defconfig
    @@ -51,7 +51,7 @@ CONFIG_EXT3_FS=y
    CONFIG_NFS_FS=y
    CONFIG_NFS_V3=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_KERNEL=y
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_USER=y
    diff --git a/arch/arm/configs/dove_defconfig b/arch/arm/configs/dove_defconfig
    index a93cc2fcf791..4d346feafff7 100644
    --- a/arch/arm/configs/dove_defconfig
    +++ b/arch/arm/configs/dove_defconfig
    @@ -118,7 +118,7 @@ CONFIG_NLS_CODEPAGE_850=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_ISO8859_2=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_FS=y
    # CONFIG_SCHED_DEBUG is not set
    diff --git a/arch/arm/configs/efm32_defconfig b/arch/arm/configs/efm32_defconfig
    index 860d27138e6f..57508965aa77 100644
    --- a/arch/arm/configs/efm32_defconfig
    +++ b/arch/arm/configs/efm32_defconfig
    @@ -92,7 +92,7 @@ CONFIG_EXT2_FS=y
    CONFIG_ROMFS_FS=y
    CONFIG_ROMFS_BACKED_BY_MTD=y
    # CONFIG_NETWORK_FILESYSTEMS is not set
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig
    index 25325ed9319e..c8e3e50e11b7 100644
    --- a/arch/arm/configs/exynos_defconfig
    +++ b/arch/arm/configs/exynos_defconfig
    @@ -253,7 +253,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/arm/configs/ezx_defconfig b/arch/arm/configs/ezx_defconfig
    index 23660f3d0f7f..0ada33fc3b4c 100644
    --- a/arch/arm/configs/ezx_defconfig
    +++ b/arch/arm/configs/ezx_defconfig
    @@ -363,7 +363,7 @@ CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_KOI8_R=m
    CONFIG_NLS_KOI8_U=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_SCHED_DEBUG is not set
    diff --git a/arch/arm/configs/h5000_defconfig b/arch/arm/configs/h5000_defconfig
    index e90d1dfeb188..b8eeb3746646 100644
    --- a/arch/arm/configs/h5000_defconfig
    +++ b/arch/arm/configs/h5000_defconfig
    @@ -61,7 +61,7 @@ CONFIG_TMPFS=y
    CONFIG_JFFS2_FS=y
    CONFIG_JFFS2_COMPRESSION_OPTIONS=y
    # CONFIG_NETWORK_FILESYSTEMS is not set
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_SCHED_DEBUG is not set
    # CONFIG_DEBUG_BUGVERBOSE is not set
    diff --git a/arch/arm/configs/hisi_defconfig b/arch/arm/configs/hisi_defconfig
    index b2e340b272ee..4dc0a4a26c2f 100644
    --- a/arch/arm/configs/hisi_defconfig
    +++ b/arch/arm/configs/hisi_defconfig
    @@ -82,7 +82,7 @@ CONFIG_NFS_FS=y
    CONFIG_NFS_V3_ACL=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    diff --git a/arch/arm/configs/imote2_defconfig b/arch/arm/configs/imote2_defconfig
    index f204017c26b9..ad64ef5bf1a3 100644
    --- a/arch/arm/configs/imote2_defconfig
    +++ b/arch/arm/configs/imote2_defconfig
    @@ -336,7 +336,7 @@ CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_KOI8_R=m
    CONFIG_NLS_KOI8_U=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_SCHED_DEBUG is not set
    diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
    index e74de69caeab..7ad72116eea9 100644
    --- a/arch/arm/configs/imx_v6_v7_defconfig
    +++ b/arch/arm/configs/imx_v6_v7_defconfig
    @@ -382,7 +382,7 @@ CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    # CONFIG_SCHED_DEBUG is not set
    diff --git a/arch/arm/configs/keystone_defconfig b/arch/arm/configs/keystone_defconfig
    index 1331f6dc456a..51f4a5914059 100644
    --- a/arch/arm/configs/keystone_defconfig
    +++ b/arch/arm/configs/keystone_defconfig
    @@ -200,7 +200,7 @@ CONFIG_NFSD_V3=y
    CONFIG_NFSD_V3_ACL=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_SHIRQ=y
    CONFIG_DEBUG_USER=y
    diff --git a/arch/arm/configs/lpc18xx_defconfig b/arch/arm/configs/lpc18xx_defconfig
    index 23df2518203d..72db8de33e84 100644
    --- a/arch/arm/configs/lpc18xx_defconfig
    +++ b/arch/arm/configs/lpc18xx_defconfig
    @@ -160,7 +160,7 @@ CONFIG_EXT2_FS=y
    # CONFIG_INOTIFY_USER is not set
    CONFIG_JFFS2_FS=y
    # CONFIG_NETWORK_FILESYSTEMS is not set
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    diff --git a/arch/arm/configs/magician_defconfig b/arch/arm/configs/magician_defconfig
    index ec5674c229a3..32ecf552a14d 100644
    --- a/arch/arm/configs/magician_defconfig
    +++ b/arch/arm/configs/magician_defconfig
    @@ -154,7 +154,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_CODEPAGE_1251=m
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_SCHED_DEBUG is not set
    CONFIG_TIMER_STATS=y
    diff --git a/arch/arm/configs/mmp2_defconfig b/arch/arm/configs/mmp2_defconfig
    index 1eeee7f11d91..b1eb8f2da3a3 100644
    --- a/arch/arm/configs/mmp2_defconfig
    +++ b/arch/arm/configs/mmp2_defconfig
    @@ -74,7 +74,7 @@ CONFIG_NFS_V3=y
    CONFIG_NFS_V3_ACL=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_FS=y
    CONFIG_DEBUG_KERNEL=y
    diff --git a/arch/arm/configs/moxart_defconfig b/arch/arm/configs/moxart_defconfig
    index 2da0d9ee2107..c91605a17074 100644
    --- a/arch/arm/configs/moxart_defconfig
    +++ b/arch/arm/configs/moxart_defconfig
    @@ -123,7 +123,7 @@ CONFIG_EXT3_FS=y
    CONFIG_TMPFS=y
    CONFIG_CONFIGFS_FS=y
    CONFIG_JFFS2_FS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    diff --git a/arch/arm/configs/mps2_defconfig b/arch/arm/configs/mps2_defconfig
    index 0bcdec7cc169..ce119cdd1d33 100644
    --- a/arch/arm/configs/mps2_defconfig
    +++ b/arch/arm/configs/mps2_defconfig
    @@ -98,7 +98,7 @@ CONFIG_NFS_V4_1=y
    CONFIG_NFS_V4_2=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
    index 4d19c1b4b8e7..59e72eeaf7e8 100644
    --- a/arch/arm/configs/multi_v7_defconfig
    +++ b/arch/arm/configs/multi_v7_defconfig
    @@ -929,7 +929,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_LOCKUP_DETECTOR=y
    diff --git a/arch/arm/configs/mvebu_v7_defconfig b/arch/arm/configs/mvebu_v7_defconfig
    index 69553704f2dc..a9f750c9b162 100644
    --- a/arch/arm/configs/mvebu_v7_defconfig
    +++ b/arch/arm/configs/mvebu_v7_defconfig
    @@ -152,7 +152,7 @@ CONFIG_NLS_CODEPAGE_850=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_ISO8859_2=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig
    index e5822ab01b7d..998b3be6d4bf 100644
    --- a/arch/arm/configs/mxs_defconfig
    +++ b/arch/arm/configs/mxs_defconfig
    @@ -167,7 +167,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_CODEPAGE_850=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_ISO8859_15=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_FRAME_WARN=2048
    CONFIG_UNUSED_SYMBOLS=y
    diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
    index a120ae816260..495940dde8fe 100644
    --- a/arch/arm/configs/omap2plus_defconfig
    +++ b/arch/arm/configs/omap2plus_defconfig
    @@ -493,7 +493,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_INFO_SPLIT=y
    CONFIG_DEBUG_INFO_DWARF4=y
    diff --git a/arch/arm/configs/pxa168_defconfig b/arch/arm/configs/pxa168_defconfig
    index e7c7b91b6de2..3de60f0b5f2c 100644
    --- a/arch/arm/configs/pxa168_defconfig
    +++ b/arch/arm/configs/pxa168_defconfig
    @@ -50,7 +50,7 @@ CONFIG_NFS_V3=y
    CONFIG_NFS_V3_ACL=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_DEBUG_PREEMPT is not set
    diff --git a/arch/arm/configs/pxa3xx_defconfig b/arch/arm/configs/pxa3xx_defconfig
    index bfea6874b0a1..0a579b68c83a 100644
    --- a/arch/arm/configs/pxa3xx_defconfig
    +++ b/arch/arm/configs/pxa3xx_defconfig
    @@ -109,7 +109,7 @@ CONFIG_NFS_V3_ACL=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    CONFIG_DEBUG_SHIRQ=y
    diff --git a/arch/arm/configs/pxa910_defconfig b/arch/arm/configs/pxa910_defconfig
    index 3aff71e6dae5..966e606ae100 100644
    --- a/arch/arm/configs/pxa910_defconfig
    +++ b/arch/arm/configs/pxa910_defconfig
    @@ -58,7 +58,7 @@ CONFIG_NFS_V3=y
    CONFIG_NFS_V3_ACL=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_DEBUG_PREEMPT is not set
    diff --git a/arch/arm/configs/pxa_defconfig b/arch/arm/configs/pxa_defconfig
    index 64e3a2a8cede..6a6baf309aa3 100644
    --- a/arch/arm/configs/pxa_defconfig
    +++ b/arch/arm/configs/pxa_defconfig
    @@ -727,7 +727,7 @@ CONFIG_NLS_ASCII=m
    CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_FRAME_WARN=0
    diff --git a/arch/arm/configs/qcom_defconfig b/arch/arm/configs/qcom_defconfig
    index b02039c712c3..dfc984afc4c7 100644
    --- a/arch/arm/configs/qcom_defconfig
    +++ b/arch/arm/configs/qcom_defconfig
    @@ -231,7 +231,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/arm/configs/raumfeld_defconfig b/arch/arm/configs/raumfeld_defconfig
    index e3dc80ead465..f0cf5f178f0f 100644
    --- a/arch/arm/configs/raumfeld_defconfig
    +++ b/arch/arm/configs/raumfeld_defconfig
    @@ -187,7 +187,7 @@ CONFIG_NLS_ISO8859_15=y
    CONFIG_NLS_KOI8_R=y
    CONFIG_NLS_KOI8_U=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_KERNEL=y
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_USER=y
    diff --git a/arch/arm/configs/shmobile_defconfig b/arch/arm/configs/shmobile_defconfig
    index 3c66a422fb4d..ef3a92ebc2fd 100644
    --- a/arch/arm/configs/shmobile_defconfig
    +++ b/arch/arm/configs/shmobile_defconfig
    @@ -218,7 +218,7 @@ CONFIG_NFS_V4_1=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    # CONFIG_ARM_UNWIND is not set
    diff --git a/arch/arm/configs/socfpga_defconfig b/arch/arm/configs/socfpga_defconfig
    index 2620ce790db0..25f751956338 100644
    --- a/arch/arm/configs/socfpga_defconfig
    +++ b/arch/arm/configs/socfpga_defconfig
    @@ -155,7 +155,7 @@ CONFIG_NFSD_V3_ACL=y
    CONFIG_NFSD_V4=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DETECT_HUNG_TASK=y
    diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
    index 90e5c46913a5..ff2b87638feb 100644
    --- a/arch/arm/configs/stm32_defconfig
    +++ b/arch/arm/configs/stm32_defconfig
    @@ -74,7 +74,7 @@ CONFIG_STM32_ADC=y
    # CONFIG_DNOTIFY is not set
    # CONFIG_INOTIFY_USER is not set
    CONFIG_NLS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    diff --git a/arch/arm/configs/sunxi_defconfig b/arch/arm/configs/sunxi_defconfig
    index 0ec1d1ec130f..b5ef2a35dcc5 100644
    --- a/arch/arm/configs/sunxi_defconfig
    +++ b/arch/arm/configs/sunxi_defconfig
    @@ -151,6 +151,6 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_CRYPTO_DEV_SUN4I_SS=y
    diff --git a/arch/arm/configs/tango4_defconfig b/arch/arm/configs/tango4_defconfig
    index 68725d4eae45..2c6a9dca57f9 100644
    --- a/arch/arm/configs/tango4_defconfig
    +++ b/arch/arm/configs/tango4_defconfig
    @@ -90,5 +90,5 @@ CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=m
    CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_CRYPTO_ECHAINIV is not set
    diff --git a/arch/arm/configs/tegra_defconfig b/arch/arm/configs/tegra_defconfig
    index f0efc854b5a2..4253b642b008 100644
    --- a/arch/arm/configs/tegra_defconfig
    +++ b/arch/arm/configs/tegra_defconfig
    @@ -286,7 +286,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig
    index 36d77406e31b..c4e9fe4529dd 100644
    --- a/arch/arm/configs/u300_defconfig
    +++ b/arch/arm/configs/u300_defconfig
    @@ -62,7 +62,7 @@ CONFIG_VFAT_FS=y
    CONFIG_TMPFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    # CONFIG_SCHED_DEBUG is not set
    diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig
    index e2151a7aaf49..0566e2732b86 100644
    --- a/arch/arm/configs/u8500_defconfig
    +++ b/arch/arm/configs/u8500_defconfig
    @@ -127,7 +127,7 @@ CONFIG_NFS_FS=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/arm/configs/vt8500_v6_v7_defconfig b/arch/arm/configs/vt8500_v6_v7_defconfig
    index 1bfaa7bfc392..d5a2cc807940 100644
    --- a/arch/arm/configs/vt8500_v6_v7_defconfig
    +++ b/arch/arm/configs/vt8500_v6_v7_defconfig
    @@ -84,6 +84,6 @@ CONFIG_NFS_FS=y
    CONFIG_NFS_V3_ACL=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_KERNEL=y
    CONFIG_LOCKUP_DETECTOR=y
    diff --git a/arch/arm/configs/xcep_defconfig b/arch/arm/configs/xcep_defconfig
    index 2eda24635e65..0b25bff6b928 100644
    --- a/arch/arm/configs/xcep_defconfig
    +++ b/arch/arm/configs/xcep_defconfig
    @@ -79,7 +79,7 @@ CONFIG_NFS_V3=y
    CONFIG_NLS=m
    CONFIG_NLS_DEFAULT="utf8"
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_SCHED_DEBUG is not set
    diff --git a/arch/arm/configs/zx_defconfig b/arch/arm/configs/zx_defconfig
    index dfc061d87d2f..fe4fae21ccfa 100644
    --- a/arch/arm/configs/zx_defconfig
    +++ b/arch/arm/configs/zx_defconfig
    @@ -95,7 +95,7 @@ CONFIG_TMPFS_POSIX_ACL=y
    CONFIG_NLS_CODEPAGE_936=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    CONFIG_DEBUG_INFO=y
    diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
    index 6c7d147eed54..351968d0af49 100644
    --- a/arch/arm64/configs/defconfig
    +++ b/arch/arm64/configs/defconfig
    @@ -548,7 +548,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_VIRTUALIZATION=y
    CONFIG_KVM=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/m68k/configs/amcore_defconfig b/arch/m68k/configs/amcore_defconfig
    index 131b4101ae5d..8866b5d622ba 100644
    --- a/arch/m68k/configs/amcore_defconfig
    +++ b/arch/m68k/configs/amcore_defconfig
    @@ -107,7 +107,7 @@ CONFIG_JFFS2_FS=y
    CONFIG_ROMFS_FS=y
    CONFIG_ROMFS_BACKED_BY_BOTH=y
    # CONFIG_NETWORK_FILESYSTEMS is not set
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    # CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
    diff --git a/arch/mips/configs/ath25_defconfig b/arch/mips/configs/ath25_defconfig
    index 2c829950be17..8d488cfd5e66 100644
    --- a/arch/mips/configs/ath25_defconfig
    +++ b/arch/mips/configs/ath25_defconfig
    @@ -105,7 +105,7 @@ CONFIG_SQUASHFS_FILE_DIRECT=y
    CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y
    # CONFIG_SQUASHFS_ZLIB is not set
    CONFIG_SQUASHFS_XZ=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/mips/configs/bcm47xx_defconfig b/arch/mips/configs/bcm47xx_defconfig
    index fad8e964f14c..e4a29db1c416 100644
    --- a/arch/mips/configs/bcm47xx_defconfig
    +++ b/arch/mips/configs/bcm47xx_defconfig
    @@ -74,7 +74,7 @@ CONFIG_USB_HCD_BCMA=y
    CONFIG_USB_HCD_SSB=y
    CONFIG_LEDS_TRIGGER_TIMER=y
    CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_INFO_REDUCED=y
    CONFIG_STRIP_ASM_SYMS=y
    diff --git a/arch/mips/configs/bmips_be_defconfig b/arch/mips/configs/bmips_be_defconfig
    index a7072a14d396..8133a2809fd6 100644
    --- a/arch/mips/configs/bmips_be_defconfig
    +++ b/arch/mips/configs/bmips_be_defconfig
    @@ -32,7 +32,7 @@ CONFIG_DEVTMPFS=y
    CONFIG_DEVTMPFS_MOUNT=y
    # CONFIG_STANDALONE is not set
    # CONFIG_PREVENT_FIRMWARE_BUILD is not set
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_BRCMSTB_GISB_ARB=y
    CONFIG_MTD=y
    CONFIG_MTD_BCM63XX_PARTS=y
    diff --git a/arch/mips/configs/bmips_stb_defconfig b/arch/mips/configs/bmips_stb_defconfig
    index 3cefa6bc01dd..44269214aa88 100644
    --- a/arch/mips/configs/bmips_stb_defconfig
    +++ b/arch/mips/configs/bmips_stb_defconfig
    @@ -85,7 +85,7 @@ CONFIG_CIFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_CMDLINE_BOOL=y
    diff --git a/arch/mips/configs/ci20_defconfig b/arch/mips/configs/ci20_defconfig
    index b42cfa7865f9..f7fbcec8c03a 100644
    --- a/arch/mips/configs/ci20_defconfig
    +++ b/arch/mips/configs/ci20_defconfig
    @@ -147,7 +147,7 @@ CONFIG_NLS_ISO8859_15=y
    CONFIG_NLS_KOI8_R=y
    CONFIG_NLS_KOI8_U=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/mips/configs/generic_defconfig b/arch/mips/configs/generic_defconfig
    index 91aacf2ef26d..b077a49e4a41 100644
    --- a/arch/mips/configs/generic_defconfig
    +++ b/arch/mips/configs/generic_defconfig
    @@ -83,7 +83,7 @@ CONFIG_NFS_V4=y
    CONFIG_NFS_V4_1=y
    CONFIG_NFS_V4_2=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_INFO_REDUCED=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/mips/configs/lemote2f_defconfig b/arch/mips/configs/lemote2f_defconfig
    index 1ec8ed8d05d1..ce702017e3d4 100644
    --- a/arch/mips/configs/lemote2f_defconfig
    +++ b/arch/mips/configs/lemote2f_defconfig
    @@ -394,7 +394,7 @@ CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_KOI8_R=m
    CONFIG_NLS_KOI8_U=m
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_FRAME_WARN=1024
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/mips/configs/loongson3_defconfig b/arch/mips/configs/loongson3_defconfig
    index 324dfee23dfb..770ba1bb6eab 100644
    --- a/arch/mips/configs/loongson3_defconfig
    +++ b/arch/mips/configs/loongson3_defconfig
    @@ -327,7 +327,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_CODEPAGE_936=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_FRAME_WARN=1024
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/mips/configs/nlm_xlp_defconfig b/arch/mips/configs/nlm_xlp_defconfig
    index 5720ce23e9aa..8419baf8e993 100644
    --- a/arch/mips/configs/nlm_xlp_defconfig
    +++ b/arch/mips/configs/nlm_xlp_defconfig
    @@ -549,7 +549,7 @@ CONFIG_NLS_ISO8859_14=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_KOI8_R=m
    CONFIG_NLS_KOI8_U=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_FRAME_WARN=1024
    diff --git a/arch/mips/configs/nlm_xlr_defconfig b/arch/mips/configs/nlm_xlr_defconfig
    index fea56c535d92..e52af0b225ec 100644
    --- a/arch/mips/configs/nlm_xlr_defconfig
    +++ b/arch/mips/configs/nlm_xlr_defconfig
    @@ -506,7 +506,7 @@ CONFIG_NLS_ISO8859_14=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_KOI8_R=m
    CONFIG_NLS_KOI8_U=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_UNUSED_SYMBOLS=y
    diff --git a/arch/mips/configs/pistachio_defconfig b/arch/mips/configs/pistachio_defconfig
    index 7d32fbbca962..03fe8e9c08bb 100644
    --- a/arch/mips/configs/pistachio_defconfig
    +++ b/arch/mips/configs/pistachio_defconfig
    @@ -297,7 +297,7 @@ CONFIG_NLS_DEFAULT="utf8"
    CONFIG_NLS_CODEPAGE_437=m
    CONFIG_NLS_ASCII=m
    CONFIG_NLS_ISO8859_1=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_MAGIC_SYSRQ_DEFAULT_ENABLE=0
    diff --git a/arch/mips/configs/qi_lb60_defconfig b/arch/mips/configs/qi_lb60_defconfig
    index 3f1333517405..4f1a9c550157 100644
    --- a/arch/mips/configs/qi_lb60_defconfig
    +++ b/arch/mips/configs/qi_lb60_defconfig
    @@ -170,7 +170,7 @@ CONFIG_NLS_ISO8859_15=y
    CONFIG_NLS_KOI8_R=y
    CONFIG_NLS_KOI8_U=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_READABLE_ASM=y
    diff --git a/arch/mips/configs/rt305x_defconfig b/arch/mips/configs/rt305x_defconfig
    index c695b7b1c4ae..2d82dd8a0d65 100644
    --- a/arch/mips/configs/rt305x_defconfig
    +++ b/arch/mips/configs/rt305x_defconfig
    @@ -143,7 +143,7 @@ CONFIG_JFFS2_COMPRESSION_OPTIONS=y
    CONFIG_SQUASHFS=y
    # CONFIG_SQUASHFS_ZLIB is not set
    CONFIG_SQUASHFS_XZ=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_STRIP_ASM_SYMS=y
    diff --git a/arch/mips/configs/xway_defconfig b/arch/mips/configs/xway_defconfig
    index 4365108bef77..a8dbf51d2dd2 100644
    --- a/arch/mips/configs/xway_defconfig
    +++ b/arch/mips/configs/xway_defconfig
    @@ -151,7 +151,7 @@ CONFIG_JFFS2_COMPRESSION_OPTIONS=y
    CONFIG_SQUASHFS=y
    # CONFIG_SQUASHFS_ZLIB is not set
    CONFIG_SQUASHFS_XZ=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/parisc/configs/generic-64bit_defconfig b/arch/parisc/configs/generic-64bit_defconfig
    index c564e6e1fa23..06d6c12d2bae 100644
    --- a/arch/parisc/configs/generic-64bit_defconfig
    +++ b/arch/parisc/configs/generic-64bit_defconfig
    @@ -279,7 +279,7 @@ CONFIG_NLS_ASCII=m
    CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_ISO8859_2=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_STRIP_ASM_SYMS=y
    CONFIG_UNUSED_SYMBOLS=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/powerpc/configs/40x/virtex_defconfig b/arch/powerpc/configs/40x/virtex_defconfig
    index 65dc084a154c..97619a504281 100644
    --- a/arch/powerpc/configs/40x/virtex_defconfig
    +++ b/arch/powerpc/configs/40x/virtex_defconfig
    @@ -71,7 +71,7 @@ CONFIG_CRC_CCITT=y
    CONFIG_FONTS=y
    CONFIG_FONT_8x8=y
    CONFIG_FONT_8x16=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_CRYPTO_ANSI_CPRNG is not set
    diff --git a/arch/powerpc/configs/44x/fsp2_defconfig b/arch/powerpc/configs/44x/fsp2_defconfig
    index e8e6a6999852..204af7941cc9 100644
    --- a/arch/powerpc/configs/44x/fsp2_defconfig
    +++ b/arch/powerpc/configs/44x/fsp2_defconfig
    @@ -111,7 +111,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_DEFAULT="n"
    CONFIG_XZ_DEC=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MESSAGE_LOGLEVEL_DEFAULT=3
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    diff --git a/arch/powerpc/configs/44x/virtex5_defconfig b/arch/powerpc/configs/44x/virtex5_defconfig
    index ce052064bcbb..5e843f38f170 100644
    --- a/arch/powerpc/configs/44x/virtex5_defconfig
    +++ b/arch/powerpc/configs/44x/virtex5_defconfig
    @@ -70,7 +70,7 @@ CONFIG_CRC_CCITT=y
    CONFIG_FONTS=y
    CONFIG_FONT_8x8=y
    CONFIG_FONT_8x16=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_KERNEL=y
    # CONFIG_CRYPTO_ANSI_CPRNG is not set
    diff --git a/arch/powerpc/configs/44x/warp_defconfig b/arch/powerpc/configs/44x/warp_defconfig
    index ab932488e68b..0bc1951a2dda 100644
    --- a/arch/powerpc/configs/44x/warp_defconfig
    +++ b/arch/powerpc/configs/44x/warp_defconfig
    @@ -90,7 +90,7 @@ CONFIG_NLS_ISO8859_15=y
    CONFIG_NLS_UTF8=y
    CONFIG_CRC_CCITT=y
    CONFIG_CRC_T10DIF=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/powerpc/configs/52xx/cm5200_defconfig b/arch/powerpc/configs/52xx/cm5200_defconfig
    index c1faac800806..87374742d175 100644
    --- a/arch/powerpc/configs/52xx/cm5200_defconfig
    +++ b/arch/powerpc/configs/52xx/cm5200_defconfig
    @@ -72,7 +72,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DETECT_HUNG_TASK=y
    # CONFIG_DEBUG_BUGVERBOSE is not set
    CONFIG_CRYPTO_ECB=y
    diff --git a/arch/powerpc/configs/52xx/lite5200b_defconfig b/arch/powerpc/configs/52xx/lite5200b_defconfig
    index 9493b02ac660..4f9a8a38c601 100644
    --- a/arch/powerpc/configs/52xx/lite5200b_defconfig
    +++ b/arch/powerpc/configs/52xx/lite5200b_defconfig
    @@ -58,7 +58,7 @@ CONFIG_TMPFS=y
    CONFIG_NFS_FS=y
    CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DETECT_HUNG_TASK=y
    # CONFIG_DEBUG_BUGVERBOSE is not set
    diff --git a/arch/powerpc/configs/52xx/motionpro_defconfig b/arch/powerpc/configs/52xx/motionpro_defconfig
    index fe8126bc1655..f6ce4414e812 100644
    --- a/arch/powerpc/configs/52xx/motionpro_defconfig
    +++ b/arch/powerpc/configs/52xx/motionpro_defconfig
    @@ -84,7 +84,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DETECT_HUNG_TASK=y
    # CONFIG_DEBUG_BUGVERBOSE is not set
    diff --git a/arch/powerpc/configs/52xx/tqm5200_defconfig b/arch/powerpc/configs/52xx/tqm5200_defconfig
    index b8b316b884aa..b9fa1bb55560 100644
    --- a/arch/powerpc/configs/52xx/tqm5200_defconfig
    +++ b/arch/powerpc/configs/52xx/tqm5200_defconfig
    @@ -86,7 +86,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DETECT_HUNG_TASK=y
    # CONFIG_DEBUG_BUGVERBOSE is not set
    diff --git a/arch/powerpc/configs/gamecube_defconfig b/arch/powerpc/configs/gamecube_defconfig
    index c0eec4a5df4e..de0c808c17c1 100644
    --- a/arch/powerpc/configs/gamecube_defconfig
    +++ b/arch/powerpc/configs/gamecube_defconfig
    @@ -89,7 +89,7 @@ CONFIG_CIFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_CRC_CCITT=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_SPINLOCK=y
    CONFIG_DEBUG_MUTEXES=y
    CONFIG_LATENCYTOP=y
    diff --git a/arch/powerpc/configs/mpc5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig
    index 88336d0df0d6..bd407cc11ebd 100644
    --- a/arch/powerpc/configs/mpc5200_defconfig
    +++ b/arch/powerpc/configs/mpc5200_defconfig
    @@ -126,7 +126,7 @@ CONFIG_NFS_V4=y
    CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_KERNEL=y
    CONFIG_DETECT_HUNG_TASK=y
    diff --git a/arch/powerpc/configs/pasemi_defconfig b/arch/powerpc/configs/pasemi_defconfig
    index fe43ff47bd2f..6471b5f02125 100644
    --- a/arch/powerpc/configs/pasemi_defconfig
    +++ b/arch/powerpc/configs/pasemi_defconfig
    @@ -166,7 +166,7 @@ CONFIG_NFSD_V4=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_CRC_CCITT=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_FS=y
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    diff --git a/arch/powerpc/configs/wii_defconfig b/arch/powerpc/configs/wii_defconfig
    index dcdd51b57783..f06d394d7153 100644
    --- a/arch/powerpc/configs/wii_defconfig
    +++ b/arch/powerpc/configs/wii_defconfig
    @@ -110,7 +110,7 @@ CONFIG_CIFS=m
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_CRC_CCITT=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_SPINLOCK=y
    CONFIG_DEBUG_MUTEXES=y
    diff --git a/arch/s390/configs/default_defconfig b/arch/s390/configs/default_defconfig
    index 282072206df7..d60240703b87 100644
    --- a/arch/s390/configs/default_defconfig
    +++ b/arch/s390/configs/default_defconfig
    @@ -564,7 +564,7 @@ CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=m
    CONFIG_DLM=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_INFO_DWARF4=y
    diff --git a/arch/s390/configs/gcov_defconfig b/arch/s390/configs/gcov_defconfig
    index 3c6b78189fbc..f646d908cc16 100644
    --- a/arch/s390/configs/gcov_defconfig
    +++ b/arch/s390/configs/gcov_defconfig
    @@ -558,7 +558,7 @@ CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=m
    CONFIG_DLM=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_INFO_DWARF4=y
    CONFIG_GDB_SCRIPTS=y
    diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig
    index 653d72bcc007..bd5cd53ad6fe 100644
    --- a/arch/s390/configs/performance_defconfig
    +++ b/arch/s390/configs/performance_defconfig
    @@ -556,7 +556,7 @@ CONFIG_NLS_ISO8859_1=m
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=m
    CONFIG_DLM=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_INFO_DWARF4=y
    CONFIG_GDB_SCRIPTS=y
    diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
    index afa46a7406ea..64fa6b10dbc1 100644
    --- a/arch/s390/configs/zfcpdump_defconfig
    +++ b/arch/s390/configs/zfcpdump_defconfig
    @@ -57,7 +57,7 @@ CONFIG_RAW_DRIVER=y
    CONFIG_CONFIGFS_FS=y
    # CONFIG_MISC_FILESYSTEMS is not set
    # CONFIG_NETWORK_FILESYSTEMS is not set
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DEBUG_INFO=y
    CONFIG_DEBUG_KERNEL=y
    CONFIG_PANIC_ON_OOPS=y
    diff --git a/arch/sh/configs/edosk7760_defconfig b/arch/sh/configs/edosk7760_defconfig
    index e1077a041ac3..e588da2ba566 100644
    --- a/arch/sh/configs/edosk7760_defconfig
    +++ b/arch/sh/configs/edosk7760_defconfig
    @@ -109,7 +109,7 @@ CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_ISO8859_15=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_UNUSED_SYMBOLS=y
    diff --git a/arch/sh/configs/sdk7786_defconfig b/arch/sh/configs/sdk7786_defconfig
    index 36642ec2cb97..280695c64d3e 100644
    --- a/arch/sh/configs/sdk7786_defconfig
    +++ b/arch/sh/configs/sdk7786_defconfig
    @@ -215,7 +215,7 @@ CONFIG_NLS_ASCII=m
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_ISO8859_15=m
    CONFIG_NLS_UTF8=m
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/sh/configs/se7722_defconfig b/arch/sh/configs/se7722_defconfig
    index ae998c7e2ee0..09aac57eddb7 100644
    --- a/arch/sh/configs/se7722_defconfig
    +++ b/arch/sh/configs/se7722_defconfig
    @@ -53,7 +53,7 @@ CONFIG_EXT3_FS=y
    CONFIG_PROC_KCORE=y
    CONFIG_TMPFS=y
    CONFIG_HUGETLBFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_FS=y
    diff --git a/arch/sh/configs/sh7785lcr_32bit_defconfig b/arch/sh/configs/sh7785lcr_32bit_defconfig
    index 2fce54d9c388..977b6174ece0 100644
    --- a/arch/sh/configs/sh7785lcr_32bit_defconfig
    +++ b/arch/sh/configs/sh7785lcr_32bit_defconfig
    @@ -144,7 +144,7 @@ CONFIG_NFSD_V3=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_CODEPAGE_932=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    diff --git a/arch/sh/configs/urquell_defconfig b/arch/sh/configs/urquell_defconfig
    index 01c9a91ee896..79723309fcfa 100644
    --- a/arch/sh/configs/urquell_defconfig
    +++ b/arch/sh/configs/urquell_defconfig
    @@ -142,7 +142,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_CODEPAGE_932=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    # CONFIG_ENABLE_MUST_CHECK is not set
    CONFIG_DEBUG_FS=y
    diff --git a/arch/sparc/configs/sparc64_defconfig b/arch/sparc/configs/sparc64_defconfig
    index b2e650d1764f..5cb77afd6d20 100644
    --- a/arch/sparc/configs/sparc64_defconfig
    +++ b/arch/sparc/configs/sparc64_defconfig
    @@ -202,7 +202,7 @@ CONFIG_EXT3_FS_SECURITY=y
    CONFIG_PROC_KCORE=y
    CONFIG_TMPFS=y
    CONFIG_HUGETLBFS=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    CONFIG_MAGIC_SYSRQ=y
    CONFIG_DEBUG_KERNEL=y
    diff --git a/arch/x86/configs/i386_defconfig b/arch/x86/configs/i386_defconfig
    index 6cf79e1a6830..9752adff0949 100644
    --- a/arch/x86/configs/i386_defconfig
    +++ b/arch/x86/configs/i386_defconfig
    @@ -287,7 +287,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    CONFIG_FRAME_WARN=1024
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig
    index de45f57b410d..7be6f8538cbc 100644
    --- a/arch/x86/configs/x86_64_defconfig
    +++ b/arch/x86/configs/x86_64_defconfig
    @@ -286,7 +286,7 @@ CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ASCII=y
    CONFIG_NLS_ISO8859_1=y
    CONFIG_NLS_UTF8=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    # CONFIG_ENABLE_WARN_DEPRECATED is not set
    CONFIG_MAGIC_SYSRQ=y
    # CONFIG_UNUSED_SYMBOLS is not set
    diff --git a/arch/xtensa/configs/audio_kc705_defconfig b/arch/xtensa/configs/audio_kc705_defconfig
    index 8d16925765cb..92eb1351e23a 100644
    --- a/arch/xtensa/configs/audio_kc705_defconfig
    +++ b/arch/xtensa/configs/audio_kc705_defconfig
    @@ -123,7 +123,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_SUNRPC_DEBUG=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/xtensa/configs/cadence_csp_defconfig b/arch/xtensa/configs/cadence_csp_defconfig
    index f2d3094aa1d1..69aadc4a7c11 100644
    --- a/arch/xtensa/configs/cadence_csp_defconfig
    +++ b/arch/xtensa/configs/cadence_csp_defconfig
    @@ -102,7 +102,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_SUNRPC_DEBUG=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/xtensa/configs/generic_kc705_defconfig b/arch/xtensa/configs/generic_kc705_defconfig
    index 744adeaf2945..1d1b4e8a2004 100644
    --- a/arch/xtensa/configs/generic_kc705_defconfig
    +++ b/arch/xtensa/configs/generic_kc705_defconfig
    @@ -110,7 +110,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_SUNRPC_DEBUG=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/arch/xtensa/configs/nommu_kc705_defconfig b/arch/xtensa/configs/nommu_kc705_defconfig
    index 78c2529d0459..09dfc089d7df 100644
    --- a/arch/xtensa/configs/nommu_kc705_defconfig
    +++ b/arch/xtensa/configs/nommu_kc705_defconfig
    @@ -107,7 +107,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_SUNRPC_DEBUG=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    # CONFIG_FRAME_POINTER is not set
    diff --git a/arch/xtensa/configs/smp_lx200_defconfig b/arch/xtensa/configs/smp_lx200_defconfig
    index 14e3ca353ac8..3b4e87f24e75 100644
    --- a/arch/xtensa/configs/smp_lx200_defconfig
    +++ b/arch/xtensa/configs/smp_lx200_defconfig
    @@ -114,7 +114,7 @@ CONFIG_ROOT_NFS=y
    CONFIG_SUNRPC_DEBUG=y
    CONFIG_NLS_CODEPAGE_437=y
    CONFIG_NLS_ISO8859_1=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    CONFIG_DYNAMIC_DEBUG=y
    CONFIG_DEBUG_INFO=y
    CONFIG_MAGIC_SYSRQ=y
    diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
    index fc47863f629c..26cf6cadd267 100644
    --- a/kernel/printk/printk.c
    +++ b/kernel/printk/printk.c
    @@ -1202,8 +1202,40 @@ static inline void boot_delay_msec(int level)
    }
    #endif

    -static bool printk_time = IS_ENABLED(CONFIG_PRINTK_TIME);
    -module_param_named(time, printk_time, bool, S_IRUGO | S_IWUSR);
    +static int printk_time = CONFIG_PRINTK_TIME;
    +
    +static int printk_time_set(const char *val, const struct kernel_param *kp)
    +{
    + char *param = strstrip((char *)val);
    +
    + if (strlen(param) != 1)
    + return -EINVAL;
    +
    + if (!strncmp("0", param, 1) || !strncmp("n", param, 1) ||
    + !strncmp("N", param, 1)) {
    + printk_time = 0;
    + } else if (!strncmp("1", param, 1) || !strncmp("y", param, 1) ||
    + !strncmp("Y", param, 1)) {
    + printk_time = 1;
    + } else {
    + pr_warn("printk: invalid timestamp value %s.\n", param);
    + return -EINVAL;
    + }
    +
    + pr_info("printk: timestamp set to %d.\n", printk_time);
    + return 0;
    +}
    +
    +static int printk_time_get(char *buffer, const struct kernel_param *kp)
    +{
    + return scnprintf(buffer, PAGE_SIZE, "%d", printk_time);
    +}
    +
    +static struct kernel_param_ops printk_time_ops = {
    + .set = printk_time_set,
    + .get = printk_time_get,
    +};
    +module_param_cb(time, &printk_time_ops, NULL, S_IRUGO | S_IWUSR);

    static size_t print_time(u64 ts, char *buf)
    {
    diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
    index 98fe715522e8..5b1662ec546f 100644
    --- a/lib/Kconfig.debug
    +++ b/lib/Kconfig.debug
    @@ -1,7 +1,9 @@
    menu "printk and dmesg options"

    config PRINTK_TIME
    - bool "Show timing information on printks"
    + int "Show timing information on printks (0-1)"
    + range 0 1
    + default "0"
    depends on PRINTK
    help
    Selecting this option causes time stamps of the printk()
    @@ -10,7 +12,8 @@ config PRINTK_TIME

    The timestamp is always recorded internally, and exported
    to /dev/kmsg. This flag just specifies if the timestamp should
    - be included, not that the timestamp is recorded.
    + be included, not that the timestamp is recorded. 0 disables the
    + timestamp and 1 uses the local clock.

    The behavior is also controlled by the kernel command line
    parameter printk.time=1. See Documentation/admin-guide/kernel-parameters.rst
    diff --git a/tools/testing/selftests/rcutorture/configs/lock/CFcommon b/tools/testing/selftests/rcutorture/configs/lock/CFcommon
    index e372dc269254..779f984fb25c 100644
    --- a/tools/testing/selftests/rcutorture/configs/lock/CFcommon
    +++ b/tools/testing/selftests/rcutorture/configs/lock/CFcommon
    @@ -1,2 +1,2 @@
    CONFIG_LOCK_TORTURE_TEST=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    diff --git a/tools/testing/selftests/rcutorture/configs/rcu/CFcommon b/tools/testing/selftests/rcutorture/configs/rcu/CFcommon
    index d2d2a86139db..784fd5d724dd 100644
    --- a/tools/testing/selftests/rcutorture/configs/rcu/CFcommon
    +++ b/tools/testing/selftests/rcutorture/configs/rcu/CFcommon
    @@ -1,2 +1,2 @@
    CONFIG_RCU_TORTURE_TEST=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    diff --git a/tools/testing/selftests/rcutorture/configs/rcuperf/CFcommon b/tools/testing/selftests/rcutorture/configs/rcuperf/CFcommon
    index a09816b8c0f3..edd5a7bf4b12 100644
    --- a/tools/testing/selftests/rcutorture/configs/rcuperf/CFcommon
    +++ b/tools/testing/selftests/rcutorture/configs/rcuperf/CFcommon
    @@ -1,2 +1,2 @@
    CONFIG_RCU_PERF_TEST=y
    -CONFIG_PRINTK_TIME=y
    +CONFIG_PRINTK_TIME=1
    --
    1.8.5.5
    \
     
     \ /
      Last update: 2017-07-25 14:19    [W:3.061 / U:1.400 seconds]
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