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Subject[PATCH] doc: watchdog simple example: don't fail on fsync()
Date
Don't terminate the watchdog daemon when fsync() fails because no
watchdog driver actually implements the fsync() syscall.
---
Documentation/watchdog/src/watchdog-simple.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/Documentation/watchdog/src/watchdog-simple.c b/Documentation/watchdog/src/watchdog-simple.c
index 4cf72f3..cd6d0dd 100644
--- a/Documentation/watchdog/src/watchdog-simple.c
+++ b/Documentation/watchdog/src/watchdog-simple.c
@@ -1,3 +1,4 @@
+#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
@@ -18,7 +19,9 @@ int main(void)
break;
}
ret = fsync(fd);
- if (ret)
+ if (ret
+ && errno != EINVAL
+ && errno != ENOSYS)
break;
sleep(10);
}
--
1.6.4.4


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