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-rw-r--r--fs/timerfd.c4
-rw-r--r--include/linux/timerfd.h3
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/timerfd.c b/fs/timerfd.c
index c6ef5e33cb3..75d44efe346 100644
--- a/fs/timerfd.c
+++ b/fs/timerfd.c
@@ -184,7 +184,7 @@ asmlinkage long sys_timerfd_create(int clockid, int flags)
int ufd;
struct timerfd_ctx *ctx;
- if (flags & ~TFD_CLOEXEC)
+ if (flags & ~(TFD_CLOEXEC | TFD_NONBLOCK))
return -EINVAL;
if (clockid != CLOCK_MONOTONIC &&
clockid != CLOCK_REALTIME)
@@ -199,7 +199,7 @@ asmlinkage long sys_timerfd_create(int clockid, int flags)
hrtimer_init(&ctx->tmr, clockid, HRTIMER_MODE_ABS);
ufd = anon_inode_getfd("[timerfd]", &timerfd_fops, ctx,
- flags & O_CLOEXEC);
+ flags & (O_CLOEXEC | O_NONBLOCK));
if (ufd < 0)
kfree(ctx);
diff --git a/include/linux/timerfd.h b/include/linux/timerfd.h
index 96ed97dff00..86cb0501d3e 100644
--- a/include/linux/timerfd.h
+++ b/include/linux/timerfd.h
@@ -8,7 +8,7 @@
#ifndef _LINUX_TIMERFD_H
#define _LINUX_TIMERFD_H
-/* For O_CLOEXEC */
+/* For O_CLOEXEC and O_NONBLOCK */
#include <linux/fcntl.h>
/* Flags for timerfd_settime. */
@@ -16,6 +16,7 @@
/* Flags for timerfd_create. */
#define TFD_CLOEXEC O_CLOEXEC
+#define TFD_NONBLOCK O_NONBLOCK
#endif /* _LINUX_TIMERFD_H */