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Date: Mon, 31 Mar 2008 15:01:06 +0200 From: Ingo Molnar <mingo@...e.hu> To: Roland McGrath <roland@...hat.com> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, Andrew Morton <akpm@...ux-foundation.org>, Martin Schwidefsky <schwidefsky@...ibm.com>, linux-s390@...r.kernel.org, tony.luck@...el.com, linux-ia64@...r.kernel.org, linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/2] x86 TS_RESTORE_SIGMASK * Roland McGrath <roland@...hat.com> wrote: > Replace TIF_RESTORE_SIGMASK with TS_RESTORE_SIGMASK and define our own > set_restore_sigmask() function. This saves the costly SMP-safe > set_bit operation, which we do not need for the sigmask flag since > TIF_SIGPENDING always has to be set too. > > Signed-off-by: Roland McGrath <roland@...hat.com> > --- > arch/x86/ia32/ia32_signal.c | 2 +- > arch/x86/kernel/signal_32.c | 19 ++++++++++--------- > arch/x86/kernel/signal_64.c | 16 +++++++++------- > include/asm-x86/thread_info_32.h | 13 +++++++++++-- > include/asm-x86/thread_info_64.h | 13 +++++++++++-- > 5 files changed, 42 insertions(+), 21 deletions(-) the x86 bits look nice - but i guess this all wants to go into 2.6.26 via -mm (or linux-next), due to its cross-arch nature? Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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