Subject: + signals-kill-sigfindinword.patch added to -mm tree
To: oleg@xxxxxxxxxx,dwmw2@xxxxxxxxxxxxx,fweisbec@xxxxxxxxx,geert@xxxxxxxxxxxxxx,mathieu.desnoyers@xxxxxxxxxxxx,mingo@xxxxxxxxxx,peterz@xxxxxxxxxxxxx,richard@xxxxxx,rostedt@xxxxxxxxxxx,tj@xxxxxxxxxx,viro@xxxxxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 15 Apr 2014 12:28:44 -0700
The patch titled
Subject: signals: kill sigfindinword()
has been added to the -mm tree. Its filename is
signals-kill-sigfindinword.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/signals-kill-sigfindinword.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/signals-kill-sigfindinword.patch
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From: Oleg Nesterov <oleg@xxxxxxxxxx>
Subject: 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@xxxxxxxxxx>
Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>
Cc: Richard Weinberger <richard@xxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/m68k/include/asm/signal.h | 9 ---------
arch/x86/include/asm/signal.h | 6 ------
include/linux/signal.h | 5 -----
3 files changed, 20 deletions(-)
diff -puN arch/m68k/include/asm/signal.h~signals-kill-sigfindinword arch/m68k/include/asm/signal.h
--- a/arch/m68k/include/asm/signal.h~signals-kill-sigfindinword
+++ a/arch/m68k/include/asm/signal.h
@@ -60,15 +60,6 @@ static inline int __gen_sigismember(sigs
__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 -puN arch/x86/include/asm/signal.h~signals-kill-sigfindinword arch/x86/include/asm/signal.h
--- a/arch/x86/include/asm/signal.h~signals-kill-sigfindinword
+++ a/arch/x86/include/asm/signal.h
@@ -92,12 +92,6 @@ static inline int __gen_sigismember(sigs
? __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 -puN include/linux/signal.h~signals-kill-sigfindinword include/linux/signal.h
--- a/include/linux/signal.h~signals-kill-sigfindinword
+++ a/include/linux/signal.h
@@ -63,11 +63,6 @@ static inline int sigismember(sigset_t *
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)
_
Patches currently in -mm which might be from oleg@xxxxxxxxxx are
signals-kill-sigfindinword.patch
signals-s-siginitset-sigemptyset-in-do_sigtimedwait.patch
signals-kill-rm_from_queue-change-prepare_signal-to-use-for_each_thread.patch
signals-rename-rm_from_queue_full-to-flush_sigqueue_mask.patch
signals-cleanup-the-usage-of-t-current-in-do_sigaction.patch
signals-mv-disallow_signal-from-schedh-exitc-to-signal.patch
signals-jffs2-fix-the-wrong-usage-of-disallow_signal.patch
signals-kill-the-obsolete-sigdelset-and-recalc_sigpending-in-allow_signal.patch
signals-disallow_signal-should-flush-the-potentially-pending-signal.patch
signals-introduce-kernel_sigaction.patch
signals-change-wait_for_helper-to-use-kernel_sigaction.patch
--
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