diff options
| author | Oleg Nesterov <oleg@redhat.com> | 2014-06-06 14:36:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-06-06 16:08:11 -0700 |
| commit | 36fac0a214805bd7c8307cad1cde60a7b833266d (patch) | |
| tree | 52bffa22f6f124876131b885e6dcdd9dea81ee53 | |
| parent | 650226bd95817d727c9a388752d72ef292c4a668 (diff) | |
signals: kill sigfindinword()
It has no users and it doesn't look useful. I do not know why/when it was
introduced, I can't even find any user in the git history.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/m68k/include/asm/signal.h | 9 | ||||
| -rw-r--r-- | arch/x86/include/asm/signal.h | 6 | ||||
| -rw-r--r-- | include/linux/signal.h | 5 |
3 files changed, 0 insertions, 20 deletions
diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h index 214320b50384..8c8ce5e1ee0e 100644 --- a/arch/m68k/include/asm/signal.h +++ b/arch/m68k/include/asm/signal.h @@ -60,15 +60,6 @@ static inline int __gen_sigismember(sigset_t *set, int _sig) __const_sigismember(set,sig) : \ __gen_sigismember(set,sig)) -static inline int sigfindinword(unsigned long word) -{ - asm ("bfffo %1{#0,#0},%0" - : "=d" (word) - : "d" (word & -word) - : "cc"); - return word ^ 31; -} - #endif /* !CONFIG_CPU_HAS_NO_BITFIELDS */ #ifndef __uClinux__ diff --git a/arch/x86/include/asm/signal.h b/arch/x86/include/asm/signal.h index 35e67a457182..31eab867e6d3 100644 --- a/arch/x86/include/asm/signal.h +++ b/arch/x86/include/asm/signal.h @@ -92,12 +92,6 @@ static inline int __gen_sigismember(sigset_t *set, int _sig) ? __const_sigismember((set), (sig)) \ : __gen_sigismember((set), (sig))) -static inline int sigfindinword(unsigned long word) -{ - asm("bsfl %1,%0" : "=r"(word) : "rm"(word) : "cc"); - return word; -} - struct pt_regs; #else /* __i386__ */ diff --git a/include/linux/signal.h b/include/linux/signal.h index 2ac423bdb676..ae744c314630 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -63,11 +63,6 @@ static inline int sigismember(sigset_t *set, int _sig) return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); } -static inline int sigfindinword(unsigned long word) -{ - return ffz(~word); -} - #endif /* __HAVE_ARCH_SIG_BITOPS */ static inline int sigisemptyset(sigset_t *set) |