lkml.org 
[lkml]   [2022]   [Mar]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 4.9 25/38] ARM: fix co-processor register typo
    Date
    From: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

    commit 33970b031dc4653cc9dc80f2886976706c4c8ef1 upstream.

    In the recent Spectre BHB patches, there was a typo that is only
    exposed in certain configurations: mcr p15,0,XX,c7,r5,4 should have
    been mcr p15,0,XX,c7,c5,4

    Reported-by: kernel test robot <lkp@intel.com>
    Fixes: b9baf5c8c5c3 ("ARM: Spectre-BHB workaround")
    Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
    Acked-by: Catalin Marinas <catalin.marinas@arm.com>
    Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    arch/arm/include/asm/assembler.h | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/arch/arm/include/asm/assembler.h
    +++ b/arch/arm/include/asm/assembler.h
    @@ -114,7 +114,7 @@
    .endm

    .macro isb, args
    - mcr p15, 0, r0, c7, r5, 4
    + mcr p15, 0, r0, c7, c5, 4
    .endm
    #endif


    \
     
     \ /
      Last update: 2022-03-10 15:26    [W:4.371 / U:0.128 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site