diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2018-07-29 15:49:00 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2018-07-29 15:49:00 -0400 |
| commit | af123b3718592a66a24716ed4724dc214220492b (patch) | |
| tree | 69a1916bc7447360e6f43e3ba19ce6512eddee65 /fs/ext4/mmp.c | |
| parent | a4d2aadca184ece182418950d45ba4ffc7b652d2 (diff) | |
ext4: use 64-bit timestamps for mmp_time
The mmp_time field is 64 bits wide, which is good, but calling
get_seconds() results in a 32-bit value on 32-bit architectures. Using
ktime_get_real_seconds() instead returns 64 bits everywhere.
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/mmp.c')
| -rw-r--r-- | fs/ext4/mmp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c index 638ad4743477..39b07c2d3384 100644 --- a/fs/ext4/mmp.c +++ b/fs/ext4/mmp.c @@ -147,7 +147,7 @@ static int kmmpd(void *data) mmp_block = le64_to_cpu(es->s_mmp_block); mmp = (struct mmp_struct *)(bh->b_data); - mmp->mmp_time = cpu_to_le64(get_seconds()); + mmp->mmp_time = cpu_to_le64(ktime_get_real_seconds()); /* * Start with the higher mmp_check_interval and reduce it if * the MMP block is being updated on time. @@ -165,7 +165,7 @@ static int kmmpd(void *data) seq = 1; mmp->mmp_seq = cpu_to_le32(seq); - mmp->mmp_time = cpu_to_le64(get_seconds()); + mmp->mmp_time = cpu_to_le64(ktime_get_real_seconds()); last_update_time = jiffies; retval = write_mmp_block(sb, bh); @@ -241,7 +241,7 @@ static int kmmpd(void *data) * Unmount seems to be clean. */ mmp->mmp_seq = cpu_to_le32(EXT4_MMP_SEQ_CLEAN); - mmp->mmp_time = cpu_to_le64(get_seconds()); + mmp->mmp_time = cpu_to_le64(ktime_get_real_seconds()); retval = write_mmp_block(sb, bh); |