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author | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 14:22:01 -0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-01 09:58:13 -0400 |
commit | 16a8016372c42c7628eb4a39d75386a461e8c5d0 (patch) | |
tree | 94ed1fab5b073d66be50a876ad81104eeb73c732 /arch/sparc | |
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/sparc')
-rw-r--r-- | arch/sparc/include/asm/thread_info_32.h | 2 | ||||
-rw-r--r-- | arch/sparc/include/asm/thread_info_64.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h index dd3807599bb9..25849ae3e900 100644 --- a/arch/sparc/include/asm/thread_info_32.h +++ b/arch/sparc/include/asm/thread_info_32.h @@ -132,6 +132,8 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define _TIF_DO_NOTIFY_RESUME_MASK (_TIF_NOTIFY_RESUME | \ _TIF_SIGPENDING) +#define tsk_is_polling(t) test_tsk_thread_flag(t, TIF_POLLING_NRFLAG) + #endif /* __KERNEL__ */ #endif /* _ASM_THREAD_INFO_H */ diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h index cfa8c38fb9c8..4e2276631081 100644 --- a/arch/sparc/include/asm/thread_info_64.h +++ b/arch/sparc/include/asm/thread_info_64.h @@ -256,6 +256,9 @@ static inline bool test_and_clear_restore_sigmask(void) ti->status &= ~TS_RESTORE_SIGMASK; return true; } + +#define tsk_is_polling(t) test_tsk_thread_flag(t, TIF_POLLING_NRFLAG) + #endif /* !__ASSEMBLY__ */ #endif /* __KERNEL__ */ |