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| author |   Deepa Dinamani <deepa.kernel@gmail.com> | 2017-05-08 15:59:10 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-08 17:15:15 -0700 |
| commit | 48fbfe50f1d5fef51bac98d105d2a28df42a1205 (patch) | |
| tree | 9717ff08a30f206b190e197995ec889dbcd06cfa /fs | |
| parent | format-security: move static strings to const (diff) | |
| download | wireguard-linux-48fbfe50f1d5fef51bac98d105d2a28df42a1205.tar.xz wireguard-linux-48fbfe50f1d5fef51bac98d105d2a28df42a1205.zip | |
fs: f2fs: use ktime_get_real_seconds for sit_info times
CURRENT_TIME_SEC is not y2038 safe.
Replace use of CURRENT_TIME_SEC with ktime_get_real_seconds in segment
timestamps used by GC algorithm including the segment mtime timestamps.
Link: http://lkml.kernel.org/r/1491613030-11599-2-git-send-email-deepa.kernel@gmail.com
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/f2fs/segment.c | 2 | ||||
| -rw-r--r-- | fs/f2fs/segment.h | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 13806f642ab5..87c962705550 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -2573,7 +2573,7 @@ static int build_sit_info(struct f2fs_sb_info *sbi) sit_i->dirty_sentries = 0; sit_i->sents_per_block = SIT_ENTRY_PER_BLOCK; sit_i->elapsed_time = le64_to_cpu(sbi->ckpt->elapsed_time); - sit_i->mounted_time = CURRENT_TIME_SEC.tv_sec; + sit_i->mounted_time = ktime_get_real_seconds(); mutex_init(&sit_i->sentry_lock); return 0; } diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 5e8ad4280a50..313b99040aa6 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -691,8 +691,9 @@ static inline void set_to_next_sit(struct sit_info *sit_i, unsigned int start) static inline unsigned long long get_mtime(struct f2fs_sb_info *sbi) { struct sit_info *sit_i = SIT_I(sbi); - return sit_i->elapsed_time + CURRENT_TIME_SEC.tv_sec - - sit_i->mounted_time; + time64_t now = ktime_get_real_seconds(); + + return sit_i->elapsed_time + now - sit_i->mounted_time; } static inline void set_summary(struct f2fs_summary *sum, nid_t nid, |