diff options
author | Anand Jain <anand.jain@oracle.com> | 2024-02-20 03:48:43 +0800 |
---|---|---|
committer | Zorro Lang <zlang@kernel.org> | 2024-03-01 19:22:36 +0800 |
commit | 257d00e13dcafb2567437c78385c75484b2badfc (patch) | |
tree | b23c13efbf7122f3f958260df7d00f5dffb372c7 | |
parent | b89613e85fe22c2d55591732e97a704965d53e3a (diff) | |
download | xfstests-dev-257d00e13dcafb2567437c78385c75484b2badfc.tar.gz |
btrfs: create a helper function, check_fsid(), to verify the tempfsid
check_fsid() provides a method to verify if the given device is mounted
with the tempfsid in the kernel. Function sb() is an internal only
function.
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: Filipe Manana <fdmanana@suse.com>
-rw-r--r-- | common/btrfs | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/common/btrfs b/common/btrfs index e1b29c6137..5dd0f705fd 100644 --- a/common/btrfs +++ b/common/btrfs @@ -792,3 +792,43 @@ _has_btrfs_sysfs_feature_attr() test -e /sys/fs/btrfs/features/$feature_attr } + +# Print the fsid and metadata uuid replaced with constant strings FSID and +# METADATA_UUID. Compare temp_fsid with fsid and metadata_uuid, then echo what +# it matches to or TEMP_FSID. This helps in comparing with the golden output. +check_fsid() +{ + local dev1=$1 + local fsid + local metadata_uuid + + _require_btrfs_fs_sysfs + _require_btrfs_fs_feature temp_fsid + _require_btrfs_fs_feature metadata_uuid + _require_btrfs_command inspect-internal dump-super + + # on disk fsid + fsid=$($BTRFS_UTIL_PROG inspect-internal dump-super $dev1 | \ + grep ^fsid | $AWK_PROG -d" " '{print $2}') + echo -e "On disk fsid:\t\t$fsid" | sed -e "s/$fsid/FSID/g" + + # Print FSID even if it is not the same as metadata_uuid because it has + # to match in the golden output. + metadata_uuid=$(cat /sys/fs/btrfs/$fsid/metadata_uuid) + echo -e "Metadata uuid:\t\tFSID" + + # This returns the temp_fsid if set + tempfsid=$(_btrfs_get_fsid $dev1) + if [[ $tempfsid == $fsid ]]; then + echo -e "Temp fsid:\t\tFSID" + elif [[ $tempfsid == $metadata_uuid ]]; then + # If we are here, it means there is a bug; let it not match with + # the golden output. + echo -e "Temp fsid:\t\t$metadata_uuid" + else + echo -e "Temp fsid:\t\tTEMPFSID" + fi + + echo -e -n "Tempfsid status:\t" + cat /sys/fs/btrfs/$tempfsid/temp_fsid +} |