---

yaml --- r: 95143 b: refs/heads/master c: 4e4c22c h: refs/heads/master i: 95141: 826a5b4 95139: f3cb8d8 95135: 3c51f92 v: v3
git-mirror · Apr 30, 2008 · a4f1f1a · a4f1f1a
1 parent f7788d8
commit a4f1f1a
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Showing 7 changed files with 23 additions and 12 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 80fe728d593e3a048a56610de932919f7d6d968a
+refs/heads/master: 4e4c22c71144c1b2e22c257ec6cf08ccb5be1165
diff --git a/trunk/fs/compat.c b/trunk/fs/compat.c
@@ -1720,7 +1720,7 @@ asmlinkage long compat_sys_pselect7(int n, compat_ulong_t __user *inp,
 		if (sigmask) {
 			memcpy(&current->saved_sigmask, &sigsaved,
 					sizeof(sigsaved));
-			set_thread_flag(TIF_RESTORE_SIGMASK);
+			set_restore_sigmask();
 		}
 	} else if (sigmask)
 		sigprocmask(SIG_SETMASK, &sigsaved, NULL);
@@ -1791,7 +1791,7 @@ asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds,
 		if (sigmask) {
 			memcpy(&current->saved_sigmask, &sigsaved,
 				sizeof(sigsaved));
-			set_thread_flag(TIF_RESTORE_SIGMASK);
+			set_restore_sigmask();
 		}
 		ret = -ERESTARTNOHAND;
 	} else if (sigmask)
@@ -2117,7 +2117,7 @@ asmlinkage long compat_sys_epoll_pwait(int epfd,
 		if (err == -EINTR) {
 			memcpy(&current->saved_sigmask, &sigsaved,
 			       sizeof(sigsaved));
-			set_thread_flag(TIF_RESTORE_SIGMASK);
+			set_restore_sigmask();
 		} else
 			sigprocmask(SIG_SETMASK, &sigsaved, NULL);
 	}

diff --git a/trunk/fs/eventpoll.c b/trunk/fs/eventpoll.c
@@ -1279,7 +1279,7 @@ asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
 		if (error == -EINTR) {
 			memcpy(&current->saved_sigmask, &sigsaved,
 			       sizeof(sigsaved));
-			set_thread_flag(TIF_RESTORE_SIGMASK);
+			set_restore_sigmask();
 		} else
 			sigprocmask(SIG_SETMASK, &sigsaved, NULL);
 	}
@@ -1309,4 +1309,3 @@ static int __init eventpoll_init(void)
 	return 0;
 }
 fs_initcall(eventpoll_init);
-
diff --git a/trunk/fs/select.c b/trunk/fs/select.c
@@ -498,7 +498,7 @@ asmlinkage long sys_pselect7(int n, fd_set __user *inp, fd_set __user *outp,
 		if (sigmask) {
 			memcpy(&current->saved_sigmask, &sigsaved,
 					sizeof(sigsaved));
-			set_thread_flag(TIF_RESTORE_SIGMASK);
+			set_restore_sigmask();
 		}
 	} else if (sigmask)
 		sigprocmask(SIG_SETMASK, &sigsaved, NULL);
@@ -805,7 +805,7 @@ asmlinkage long sys_ppoll(struct pollfd __user *ufds, unsigned int nfds,
 		if (sigmask) {
 			memcpy(&current->saved_sigmask, &sigsaved,
 					sizeof(sigsaved));
-			set_thread_flag(TIF_RESTORE_SIGMASK);
+			set_restore_sigmask();
 		}
 		ret = -ERESTARTNOHAND;
 	} else if (sigmask)

diff --git a/trunk/include/linux/thread_info.h b/trunk/include/linux/thread_info.h
@@ -92,6 +92,19 @@ static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
 #define set_need_resched()	set_thread_flag(TIF_NEED_RESCHED)
 #define clear_need_resched()	clear_thread_flag(TIF_NEED_RESCHED)
 
-#endif
+#ifdef TIF_RESTORE_SIGMASK
+/**
+ * set_restore_sigmask() - make sure saved_sigmask processing gets done
+ *
+ * This sets TIF_RESTORE_SIGMASK and ensures that the arch signal code
+ * will run before returning to user mode, to process the flag.
+ */
+static inline void set_restore_sigmask(void)
+{
+	set_thread_flag(TIF_RESTORE_SIGMASK);
+}
+#endif	/* TIF_RESTORE_SIGMASK */
+
+#endif	/* __KERNEL__ */
 
 #endif /* _LINUX_THREAD_INFO_H */
diff --git a/trunk/kernel/compat.c b/trunk/kernel/compat.c
@@ -898,7 +898,7 @@ asmlinkage long compat_sys_rt_sigsuspend(compat_sigset_t __user *unewset, compat
 
 	current->state = TASK_INTERRUPTIBLE;
 	schedule();
-	set_thread_flag(TIF_RESTORE_SIGMASK);
+	set_restore_sigmask();
 	return -ERESTARTNOHAND;
 }
 #endif /* __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND */
@@ -1080,4 +1080,3 @@ compat_sys_sysinfo(struct compat_sysinfo __user *info)
 
 	return 0;
 }
-
diff --git a/trunk/kernel/signal.c b/trunk/kernel/signal.c
@@ -2541,7 +2541,7 @@ asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize)
 
 	current->state = TASK_INTERRUPTIBLE;
 	schedule();
-	set_thread_flag(TIF_RESTORE_SIGMASK);
+	set_restore_sigmask();
 	return -ERESTARTNOHAND;
 }
 #endif /* __ARCH_WANT_SYS_RT_SIGSUSPEND */