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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 14:22:01 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-01 09:58:13 -0400 |
| commit | 16a8016372c42c7628eb4a39d75386a461e8c5d0 (patch) | |
| tree | 94ed1fab5b073d66be50a876ad81104eeb73c732 /arch/c6x | |
| parent | 8af4efac26e1805c76144ad44118157239308d35 (diff) | |
| download | lwn-16a8016372c42c7628eb4a39d75386a461e8c5d0.tar.gz lwn-16a8016372c42c7628eb4a39d75386a461e8c5d0.zip | |
sanitize tsk_is_polling()
Make default just return 0. The current default (checking
TIF_POLLING_NRFLAG) is taken to architectures that need it;
ones that don't do polling in their idle threads don't need
to defined TIF_POLLING_NRFLAG at all.
ia64 defined both TS_POLLING (used by its tsk_is_polling())
and TIF_POLLING_NRFLAG (not used at all). Killed the latter...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/c6x')
| -rw-r--r-- | arch/c6x/include/asm/thread_info.h | 1 | ||||
| -rw-r--r-- | arch/c6x/kernel/asm-offsets.c | 1 |
2 files changed, 0 insertions, 2 deletions
diff --git a/arch/c6x/include/asm/thread_info.h b/arch/c6x/include/asm/thread_info.h index 1710bcbb8d09..4c8dc562bd90 100644 --- a/arch/c6x/include/asm/thread_info.h +++ b/arch/c6x/include/asm/thread_info.h @@ -97,7 +97,6 @@ struct thread_info *current_thread_info(void) #define TIF_NEED_RESCHED 3 /* rescheduling necessary */ #define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */ -#define TIF_POLLING_NRFLAG 16 /* true if polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 /* OOM killer killed process */ #define TIF_WORK_MASK 0x00007FFE /* work on irq/exception return */ diff --git a/arch/c6x/kernel/asm-offsets.c b/arch/c6x/kernel/asm-offsets.c index 759ad6d207b6..60f1e437745d 100644 --- a/arch/c6x/kernel/asm-offsets.c +++ b/arch/c6x/kernel/asm-offsets.c @@ -116,7 +116,6 @@ void foo(void) DEFINE(_TIF_NOTIFY_RESUME, (1<<TIF_NOTIFY_RESUME)); DEFINE(_TIF_SIGPENDING, (1<<TIF_SIGPENDING)); DEFINE(_TIF_NEED_RESCHED, (1<<TIF_NEED_RESCHED)); - DEFINE(_TIF_POLLING_NRFLAG, (1<<TIF_POLLING_NRFLAG)); DEFINE(_TIF_ALLWORK_MASK, TIF_ALLWORK_MASK); DEFINE(_TIF_WORK_MASK, TIF_WORK_MASK); |