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| /openbmc/linux/fs/f2fs/ |
| H A D | debug.c | diff 5b7ee374144f8ef2db3e25d0d59a8ad83bb3cf33 Wed Sep 30 04:38:48 CDT 2015 Chao Yu <chao2.yu@samsung.com> f2fs: use atomic64_t for extent cache hit stat
Our hit stat of extent cache will increase all the time until remount,
and we use atomic_t type for the stat variable, so it may easily incur
overflow when we query extent cache frequently in a long time running
fs.
So to avoid that, this patch uses atomic64_t for hit stat variables.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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| H A D | f2fs.h | diff 5b7ee374144f8ef2db3e25d0d59a8ad83bb3cf33 Wed Sep 30 04:38:48 CDT 2015 Chao Yu <chao2.yu@samsung.com> f2fs: use atomic64_t for extent cache hit stat
Our hit stat of extent cache will increase all the time until remount,
and we use atomic_t type for the stat variable, so it may easily incur
overflow when we query extent cache frequently in a long time running
fs.
So to avoid that, this patch uses atomic64_t for hit stat variables.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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