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| author | Deepa Dinamani <deepa.kernel@gmail.com> | 2019-07-01 17:09:38 -0700 |
|---|---|---|
| committer | Deepa Dinamani <deepa.kernel@gmail.com> | 2019-08-30 08:11:25 -0700 |
| commit | cdd62b5b07e8d4e0a397254688b8178f3a7e03d1 (patch) | |
| tree | ec9b363aaffbb4734e2ce7b1cb05293ccf4063c5 /fs/hpfs | |
| parent | 028ca4db0a6e0be470ae866d1afd63e8740aa3e7 (diff) | |
| download | linux-cdd62b5b07e8d4e0a397254688b8178f3a7e03d1.tar.gz linux-cdd62b5b07e8d4e0a397254688b8178f3a7e03d1.tar.bz2 linux-cdd62b5b07e8d4e0a397254688b8178f3a7e03d1.zip | |
fs: hpfs: Initialize filesystem timestamp ranges
Fill in the appropriate limits to avoid inconsistencies
in the vfs cached inode times when timestamps are
outside the permitted range.
Also change the local_to_gmt() to use time64_t instead
of time32_t.
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Acked-by: Jeff Layton <jlayton@kernel.org>
Cc: mikulas@artax.karlin.mff.cuni.cz
Diffstat (limited to 'fs/hpfs')
| -rw-r--r-- | fs/hpfs/hpfs_fn.h | 6 | ||||
| -rw-r--r-- | fs/hpfs/super.c | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/hpfs/hpfs_fn.h b/fs/hpfs/hpfs_fn.h index ab2e7cc2ff33..1cca83218fb5 100644 --- a/fs/hpfs/hpfs_fn.h +++ b/fs/hpfs/hpfs_fn.h @@ -334,7 +334,7 @@ long hpfs_ioctl(struct file *file, unsigned cmd, unsigned long arg); * local time (HPFS) to GMT (Unix) */ -static inline time64_t local_to_gmt(struct super_block *s, time32_t t) +static inline time64_t local_to_gmt(struct super_block *s, time64_t t) { extern struct timezone sys_tz; return t + sys_tz.tz_minuteswest * 60 + hpfs_sb(s)->sb_timeshift; @@ -343,9 +343,7 @@ static inline time64_t local_to_gmt(struct super_block *s, time32_t t) static inline time32_t gmt_to_local(struct super_block *s, time64_t t) { extern struct timezone sys_tz; - t = t - sys_tz.tz_minuteswest * 60 - hpfs_sb(s)->sb_timeshift; - - return clamp_t(time64_t, t, 0, U32_MAX); + return t - sys_tz.tz_minuteswest * 60 - hpfs_sb(s)->sb_timeshift; } static inline time32_t local_get_seconds(struct super_block *s) diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c index 9db6d84f0d62..0a677a9aaf34 100644 --- a/fs/hpfs/super.c +++ b/fs/hpfs/super.c @@ -614,6 +614,8 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent) s->s_magic = HPFS_SUPER_MAGIC; s->s_op = &hpfs_sops; s->s_d_op = &hpfs_dentry_operations; + s->s_time_min = local_to_gmt(s, 0); + s->s_time_max = local_to_gmt(s, U32_MAX); sbi->sb_root = le32_to_cpu(superblock->root); sbi->sb_fs_size = le32_to_cpu(superblock->n_sectors); |