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new helpers: {clear,test,test_and_clear}_restore_sigmask()

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helpers parallel to set_restore_sigmask(), used in the next commits

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2012-04-26 22:29:20 -04:00
parent 754421c8ca
commit 4ebefe3ec7
8 changed files with 125 additions and 0 deletions
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12
include/linux/thread_info.h
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@@ -127,6 +127,18 @@ static inline void set_restore_sigmask(void)
set_thread_flag(TIF_RESTORE_SIGMASK);
set_thread_flag(TIF_SIGPENDING);
}
static inline void clear_restore_sigmask(void)
{
clear_thread_flag(TIF_RESTORE_SIGMASK);
}
static inline bool test_restore_sigmask(void)
{
return test_thread_flag(TIF_RESTORE_SIGMASK);
}
static inline bool test_and_clear_restore_sigmask(void)
{
return test_and_clear_thread_flag(TIF_RESTORE_SIGMASK);
}
#endif /* TIF_RESTORE_SIGMASK && !HAVE_SET_RESTORE_SIGMASK */
#ifndef HAVE_SET_RESTORE_SIGMASK