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authorAl Viro2012-04-26 22:29:20 -0400
committerAl Viro2012-06-01 12:58:47 -0400
commit4ebefe3ec729003443daf153ed6fad1739271283 (patch)
treecea05e7086314d200886fd3b76867e8fb5e6574b /arch/sparc
parent754421c8cab1a568be844a7069fe04c1cf6391b8 (diff)
new helpers: {clear,test,test_and_clear}_restore_sigmask()
helpers parallel to set_restore_sigmask(), used in the next commits Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/thread_info_64.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index 7f0981b09451..cb9b7a9f5fc1 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -240,6 +240,22 @@ static inline void set_restore_sigmask(void)
ti->status |= TS_RESTORE_SIGMASK;
set_bit(TIF_SIGPENDING, &ti->flags);
}
+static inline void clear_restore_sigmask(void)
+{
+ current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+ return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+ struct thread_info *ti = current_thread_info();
+ if (!(ti->status & TS_RESTORE_SIGMASK))
+ return false;
+ ti->status &= ~TS_RESTORE_SIGMASK;
+ return true;
+}
#endif /* !__ASSEMBLY__ */
#endif /* __KERNEL__ */