xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

btrfs: qgroup: Allow trace_btrfs_qgroup_account_extent() to record its transid

Browse Source 
When debugging quota rescan race, some times btrfs rescan could account
some old (committed) leaf and then re-account newly committed leaf
in next generation.

This race needs extra transid to locate, so add @transid for
trace_btrfs_qgroup_account_extent() for such debug.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo
2018-05-03 09:59:02 +08:00
committed by David Sterba
parent f5686e3acd
commit c9f6f3cd1c
2 changed files with 14 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
fs/btrfs/qgroup.c
View File

@@ -2014,8 +2014,8 @@ btrfs_qgroup_account_extent(struct btrfs_trans_handle *trans,
BUG_ON(!fs_info->quota_root);
trace_btrfs_qgroup_account_extent(fs_info, bytenr, num_bytes,
nr_old_roots, nr_new_roots);
trace_btrfs_qgroup_account_extent(fs_info, trans->transid, bytenr,
num_bytes, nr_old_roots, nr_new_roots);
qgroups = ulist_alloc(GFP_NOFS);
if (!qgroups) {