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| author | Chao Yu <yuchao0@huawei.com> | 2018-01-25 14:54:42 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-01-25 14:10:39 -0800 |
| commit | 1c1d35df71104c76a4a2e25862926f22c334c9d6 (patch) | |
| tree | 402a1bdd7b6df8812a99c053946fe1ac0157bff0 /fs/f2fs/sysfs.c | |
| parent | 068c3cd85866785303f18960a4c00a182515b963 (diff) | |
| download | lwn-1c1d35df71104c76a4a2e25862926f22c334c9d6.tar.gz lwn-1c1d35df71104c76a4a2e25862926f22c334c9d6.zip | |
f2fs: support inode creation time
This patch adds creation time field in inode layout to support showing
kstat.btime in ->statx.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/sysfs.c')
| -rw-r--r-- | fs/f2fs/sysfs.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 41887e6ec1b3..d978c7b6ea04 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -113,6 +113,9 @@ static ssize_t features_show(struct f2fs_attr *a, if (f2fs_sb_has_quota_ino(sb)) len += snprintf(buf + len, PAGE_SIZE - len, "%s%s", len ? ", " : "", "quota_ino"); + if (f2fs_sb_has_inode_crtime(sb)) + len += snprintf(buf + len, PAGE_SIZE - len, "%s%s", + len ? ", " : "", "inode_crtime"); len += snprintf(buf + len, PAGE_SIZE - len, "\n"); return len; } @@ -232,6 +235,7 @@ enum feat_id { FEAT_INODE_CHECKSUM, FEAT_FLEXIBLE_INLINE_XATTR, FEAT_QUOTA_INO, + FEAT_INODE_CRTIME, }; static ssize_t f2fs_feature_show(struct f2fs_attr *a, @@ -246,6 +250,7 @@ static ssize_t f2fs_feature_show(struct f2fs_attr *a, case FEAT_INODE_CHECKSUM: case FEAT_FLEXIBLE_INLINE_XATTR: case FEAT_QUOTA_INO: + case FEAT_INODE_CRTIME: return snprintf(buf, PAGE_SIZE, "supported\n"); } return 0; @@ -323,6 +328,7 @@ F2FS_FEATURE_RO_ATTR(project_quota, FEAT_PROJECT_QUOTA); F2FS_FEATURE_RO_ATTR(inode_checksum, FEAT_INODE_CHECKSUM); F2FS_FEATURE_RO_ATTR(flexible_inline_xattr, FEAT_FLEXIBLE_INLINE_XATTR); F2FS_FEATURE_RO_ATTR(quota_ino, FEAT_QUOTA_INO); +F2FS_FEATURE_RO_ATTR(inode_crtime, FEAT_INODE_CRTIME); #define ATTR_LIST(name) (&f2fs_attr_##name.attr) static struct attribute *f2fs_attrs[] = { @@ -376,6 +382,7 @@ static struct attribute *f2fs_feat_attrs[] = { ATTR_LIST(inode_checksum), ATTR_LIST(flexible_inline_xattr), ATTR_LIST(quota_ino), + ATTR_LIST(inode_crtime), NULL, }; |