btrfs: don't print information about space cache or tree every remount

[ Upstream commit dbecac26630014d336a8e5ea67096ff18210fb9c ]

btrfs currently prints information about space cache or free space tree
being in use on every remount, regardless whether such remount actually
enabled or disabled one of these features.

This is actually unnecessary since providing remount options changing the
state of these features will explicitly print the appropriate notice.

Let's instead print such unconditional information just on an initial mount
to avoid filling the kernel log when, for example, laptop-mode-tools
remount the fs on some events.

Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Maciej S. Szmigiero 2022-08-23 17:28:20 +02:00 committed by Greg Kroah-Hartman
parent 39a07058c7
commit 4a89c0befc

View File

@ -574,6 +574,7 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options,
int saved_compress_level;
bool saved_compress_force;
int no_compress = 0;
const bool remounting = test_bit(BTRFS_FS_STATE_REMOUNTING, &info->fs_state);
if (btrfs_fs_compat_ro(info, FREE_SPACE_TREE))
btrfs_set_opt(info->mount_opt, FREE_SPACE_TREE);
@ -1065,10 +1066,12 @@ out:
}
if (!ret)
ret = btrfs_check_mountopts_zoned(info);
if (!ret && btrfs_test_opt(info, SPACE_CACHE))
btrfs_info(info, "disk space caching is enabled");
if (!ret && btrfs_test_opt(info, FREE_SPACE_TREE))
btrfs_info(info, "using free space tree");
if (!ret && !remounting) {
if (btrfs_test_opt(info, SPACE_CACHE))
btrfs_info(info, "disk space caching is enabled");
if (btrfs_test_opt(info, FREE_SPACE_TREE))
btrfs_info(info, "using free space tree");
}
return ret;
}