[PATCH v8 19/19] fs: enable pre-content events on supported file systems

Josef Bacik
2024-11-15T15:32:10Z

Now that all the code has been added for pre-content events, and the
various file systems that need the page fault hooks for fsnotify have
been updated, add SB_I_ALLOW_HSM to the supported file systems.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
fs/btrfs/super.c | 2 +-
fs/ext4/super.c | 3 +++
fs/xfs/xfs_super.c | 2 +-
3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 97a85d180b61..fe6ecc3f1cab 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -961,7 +961,7 @@ static int btrfs_fill_super(struct super_block *sb,
#endif
sb->s_xattr = btrfs_xattr_handlers;
sb->s_time_gran = 1;
- sb->s_iflags |= SB_I_CGROUPWB;
+ sb->s_iflags |= SB_I_CGROUPWB | SB_I_ALLOW_HSM;

err = super_setup_bdi(sb);
if (err) {
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index b3512d78b55c..13b9d67a4eec 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -5306,6 +5306,9 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb)
/* i_version is always enabled now */
sb->s_flags |= SB_I_VERSION;

+ /* HSM events are allowed by default. */
+ sb->s_iflags |= SB_I_ALLOW_HSM;
+
err = ext4_check_feature_compatibility(sb, es, silent);
if (err)
goto failed_mount;
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index fda75db739b1..2d1e9db8548d 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1713,7 +1713,7 @@ xfs_fs_fill_super(
sb->s_time_max = XFS_LEGACY_TIME_MAX;
}
trace_xfs_inode_timestamp_range(mp, sb->s_time_min, sb->s_time_max);
- sb->s_iflags |= SB_I_CGROUPWB;
+ sb->s_iflags |= SB_I_CGROUPWB | SB_I_ALLOW_HSM;

set_posix_acl_flag(sb);

--
2.43.0