Messages in this thread | | | From | Matt Fleming <> | Subject | [PATCH 00/41] signal: Use set_current_blocked() | Date | Thu, 11 Aug 2011 14:56:34 +0100 |
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From: Matt Fleming <matt.fleming@intel.com>
Hi Oleg,
I did a tree wide scan of all the code that modifies current->blocked without using the set_current_blocked() accessor. This patch series is the result of the conversion to the new accessor functions.
This series also helps to reduce the complexity of my signal scalability patches that I posted in April, because we now have much fewer callers of recalc_sigpending() (the signal scalability patches introduce a new lock that needs to be held when calling recalc_sigpending()).
This series is available in the 'oleg/set-current-blocked' branch at,
git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/linux-2.6.git
P.S I've punted on fully converting ia64 to set_current_blocked() because bits of the signal code are written in asm. I'll follow up with a later patch that does the conversion once I've improved my ia64 foo (or coerced Tony Luck into doing it ;).
Matt Fleming (40): alpha: Use set_current_blocked() arm: Use set_current_blocked() avr32: Don't mask signals in the error path blackfin: Use set_current_blocked() cris: Use set_current_blocked() frv: Use set_current_blocked() h8300: Use set_current_blocked() ia64: Use set_current_blocked() m32r: Use set_current_blocked() m68k: Use set_current_blocked() microblaze: Don't reimplement force_sigsegv() microblaze: No need to reset handler if SA_ONESHOT microblaze: Fix signal masking microblaze: Use set_current_blocked() MIPS: Use set_current_blocked() mn10300: Use set_current_blocked() OpenRISC: Don't reimplement force_sigsegv() OpenRISC: No need to reset handler if SA_ONESHOT OpenRISC: Don't mask signals if we fail to setup signal stack OpenRISC: Use set_current_blocked() parisc: Use set_current_blocked() powerpc: Use set_current_blocked() score: Don't mask signals if we fail to setup signal stack score: Use set_current_blocked() sh: No need to reset handler if SA_ONESHOT sh: Use set_current_blocked() sparc: Use set_current_blocked() tile: Use set_current_blocked() um: Use set_current_blocked() um: Don't restore current->blocked on error unicore32: Use set_current_blocked() xtensa: Don't reimplement force_sigsegv() xtensa: No need to reset handler if SA_ONESHOT xtensa: Don't mask signals if we fail to setup signal stack xtensa: Use set_current_blocked() autofs4: Use set_current_blocked() coda: Use set_current_blocked() dlm: Remove another superfluous call to recalc_sigpending() ncpfs: Use set_current_blocked() exit: Use __set_task_blocked()
Oleg Nesterov (1): avr32: use set_current_blocked() in handle_signal/sys_rt_sigreturn
arch/alpha/kernel/signal.c | 31 ++++++++++------------- arch/arm/kernel/signal.c | 25 ++++++++---------- arch/avr32/kernel/signal.c | 30 +++++++++------------- arch/blackfin/kernel/signal.c | 16 ++++------- arch/cris/arch-v10/kernel/signal.c | 33 ++++++++++-------------- arch/cris/arch-v32/kernel/signal.c | 37 ++++++++++----------------- arch/frv/kernel/signal.c | 32 ++++++++++-------------- arch/h8300/kernel/signal.c | 36 ++++++++++----------------- arch/ia64/kernel/signal.c | 18 ++++--------- arch/m32r/kernel/signal.c | 16 +++++------- arch/m68k/kernel/signal_mm.c | 24 +++++++++--------- arch/m68k/kernel/signal_no.c | 30 +++++++++------------- arch/microblaze/kernel/signal.c | 46 ++++++++++++++++------------------- arch/mips/kernel/signal.c | 29 ++++++---------------- arch/mips/kernel/signal32.c | 20 +++------------ arch/mips/kernel/signal_n32.c | 10 +------ arch/mn10300/kernel/signal.c | 32 ++++++++++-------------- arch/openrisc/kernel/signal.c | 47 ++++++++++++++++------------------- arch/parisc/kernel/signal.c | 15 ++++------- arch/powerpc/kernel/signal.c | 16 ++++------- arch/powerpc/kernel/signal_32.c | 11 ++++---- arch/score/kernel/signal.c | 19 +++++++------- arch/sh/kernel/signal_32.c | 35 ++++++++++---------------- arch/sh/kernel/signal_64.c | 40 ++++++++++-------------------- arch/sparc/kernel/signal32.c | 19 ++++---------- arch/sparc/kernel/signal_32.c | 30 +++++++++------------- arch/sparc/kernel/signal_64.c | 30 +++++++++------------- arch/tile/kernel/compat_signal.c | 5 +--- arch/tile/kernel/signal.c | 16 ++++------- arch/um/kernel/signal.c | 30 ++++++++++------------- arch/um/sys-i386/signal.c | 12 +------- arch/um/sys-x86_64/signal.c | 6 +---- arch/unicore32/kernel/signal.c | 15 ++++------- arch/xtensa/kernel/signal.c | 37 ++++++++++----------------- fs/autofs4/waitq.c | 15 ++++------- fs/coda/upcall.c | 19 ++++++-------- fs/dlm/user.c | 1 - fs/ncpfs/sock.c | 12 ++++----- kernel/exit.c | 7 ++++- 39 files changed, 351 insertions(+), 551 deletions(-)
-- 1.7.4.4
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