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Groups > linux.kernel > #1426102
| From | Deepa Dinamani <deepa.kernel@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 13/24] fs: f2fs: Use ktime_get_real_seconds for sit_info times |
| Date | 2016-06-20 03:30 +0200 |
| Message-ID | <rLWch-1Bt-7@gated-at.bofh.it> (permalink) |
| References | <rLVgd-11C-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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.
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Changman Lee <cm224.lee@samsung.com>
Cc: linux-f2fs-devel@lists.sourceforge.net
---
fs/f2fs/segment.c | 2 +-
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 25b1c47..9c35a21 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -2156,7 +2156,7 @@ 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 d74cc33..78bb034 100644
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -661,8 +661,9 @@ 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,
--
1.9.1
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[PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:30 +0200
[PATCH v2 10/24] fs: cifs: Replace CURRENT_TIME by current_time() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:30 +0200
[PATCH v2 09/24] fs: udf: Replace CURRENT_TIME with current_time() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:30 +0200
Re: [Y2038] [PATCH v2 09/24] fs: udf: Replace CURRENT_TIME with current_time() Arnd Bergmann <arnd@arndb.de> - 2016-06-22 16:10 +0200
Re: [Y2038] [PATCH v2 09/24] fs: udf: Replace CURRENT_TIME with current_time() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-23 04:00 +0200
[PATCH v2 07/24] fs: ubifs: Replace CURRENT_TIME_SEC with current_time Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:30 +0200
Re: [PATCH v2 07/24] fs: ubifs: Replace CURRENT_TIME_SEC with current_time Arnd Bergmann <arnd@arndb.de> - 2016-06-22 15:50 +0200
[PATCH v2 01/24] vfs: Add current_time() api Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:30 +0200
[PATCH v2 06/24] fs: ext4: Use current_time() for inode timestamps Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:30 +0200
Re: [PATCH v2 06/24] fs: ext4: Use current_time() for inode timestamps Arnd Bergmann <arnd@arndb.de> - 2016-06-22 15:40 +0200
[PATCH v2 11/24] fs: cifs: Replace CURRENT_TIME with ktime_get_real_ts() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:40 +0200
[PATCH v2 05/24] fs: jfs: Replace CURRENT_TIME_SEC by current_time() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:40 +0200
Re: [Jfs-discussion] [PATCH v2 05/24] fs: jfs: Replace CURRENT_TIME_SEC by current_time() Dave Kleikamp <dave.kleikamp@oracle.com> - 2016-06-20 21:20 +0200
[PATCH v2 24/24] time: Delete current_fs_time() function Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:40 +0200
[PATCH v2 23/24] time: Delete CURRENT_TIME_SEC and CURRENT_TIME macro Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:40 +0200
Re: [PATCH v2 23/24] time: Delete CURRENT_TIME_SEC and CURRENT_TIME macro Arnd Bergmann <arnd@arndb.de> - 2016-06-22 17:50 +0200
[PATCH v2 08/24] fs: btrfs: Use ktime_get_real_ts for root ctime Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:40 +0200
Re: [PATCH v2 08/24] fs: btrfs: Use ktime_get_real_ts for root ctime David Sterba <dsterba@suse.cz> - 2016-06-20 11:50 +0200
[PATCH v2 04/24] fs: Replace current_fs_time() with current_time() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:40 +0200
[PATCH v2 18/24] fs: nfs: Make nfs boot time y2038 safe Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:50 +0200
[PATCH v2 16/24] fs: ocfs2: Replace CURRENT_TIME with ktime_get_real_seconds() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:50 +0200
[PATCH v2 22/24] fs: ceph: Replace current_fs_time for request stamp Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:50 +0200
[PATCH v2 17/24] audit: Use timespec64 to represent audit timestamps Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 02:50 +0200
Re: [PATCH v2 17/24] audit: Use timespec64 to represent audit timestamps Richard Guy Briggs <rgb@redhat.com> - 2016-06-20 17:20 +0200
[PATCH v2 19/24] fnic: Use time64_t to represent trace timestamps Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 03:30 +0200
Re: [PATCH v2 19/24] fnic: Use time64_t to represent trace timestamps Arnd Bergmann <arnd@arndb.de> - 2016-06-22 16:10 +0200
Re: [PATCH v2 19/24] fnic: Use time64_t to represent trace timestamps Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-23 04:00 +0200
[PATCH v2 13/24] fs: f2fs: Use ktime_get_real_seconds for sit_info times Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 03:30 +0200
[PATCH v2 14/24] drivers: staging: lustre: Replace CURRENT_TIME with current_time() Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 03:40 +0200
[PATCH v2 15/24] fs: ocfs2: Use time64_t to represent orphan scan times Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 03:40 +0200
[PATCH v2 21/24] libceph: Replace CURRENT_TIME with ktime_get_real_ts Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 03:40 +0200
[PATCH v2 12/24] fs: cifs: Replace CURRENT_TIME by get_seconds Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 03:40 +0200
[PATCH v2 20/24] block: Replace CURRENT_TIME with ktime_get_real_ts Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 04:40 +0200
Re: [PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Linus Torvalds <torvalds@linux-foundation.org> - 2016-06-20 20:10 +0200
Re: [PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Deepa Dinamani <deepa.kernel@gmail.com> - 2016-06-20 21:00 +0200
Re: [Y2038] [PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Arnd Bergmann <arnd@arndb.de> - 2016-06-21 17:10 +0200
Re: [Y2038] [PATCH v2 00/24] Delete CURRENT_TIME and CURRENT_TIME_SEC macros Arnd Bergmann <arnd@arndb.de> - 2016-06-22 18:00 +0200
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