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| author | Darrick J. Wong <djwong@kernel.org> | 2021-01-26 01:39:01 +0100 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-02-03 18:18:50 +0100 |
| commit | 47bd6d3457fb96d287278027aed8a78d14f1d32d (patch) | |
| tree | 58acfe95dc9f470197c6c1cb5da2938f3b0374c6 | |
| parent | xfs: parallelize block preallocation garbage collection (diff) | |
| download | linux-47bd6d3457fb96d287278027aed8a78d14f1d32d.tar.xz linux-47bd6d3457fb96d287278027aed8a78d14f1d32d.zip | |
xfs: expose the blockgc workqueue knobs publicly
Expose the workqueue sysfs knobs for the speculative preallocation gc
workers on all kernels, and update the sysadmin information.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
| -rw-r--r-- | Documentation/admin-guide/xfs.rst | 3 | ||||
| -rw-r--r-- | fs/xfs/xfs_super.c | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/Documentation/admin-guide/xfs.rst b/Documentation/admin-guide/xfs.rst index b00b1eece9de..d2064a52811b 100644 --- a/Documentation/admin-guide/xfs.rst +++ b/Documentation/admin-guide/xfs.rst @@ -518,6 +518,9 @@ and the short name of the data device. They all can be found in: ================ =========== xfs_iwalk-$pid Inode scans of the entire filesystem. Currently limited to mount time quotacheck. + xfs-blockgc Background garbage collection of disk space that have been + speculatively allocated beyond EOF or for staging copy on + write operations. ================ =========== For example, the knobs for the quotacheck workqueue for /dev/nvme0n1 would be diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 2b04818627e9..21b1d034aca3 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -520,7 +520,7 @@ xfs_init_mount_workqueues( goto out_destroy_cil; mp->m_blockgc_workqueue = alloc_workqueue("xfs-blockgc/%s", - XFS_WQFLAGS(WQ_UNBOUND | WQ_FREEZABLE | WQ_MEM_RECLAIM), + WQ_SYSFS | WQ_UNBOUND | WQ_FREEZABLE | WQ_MEM_RECLAIM, 0, mp->m_super->s_id); if (!mp->m_blockgc_workqueue) goto out_destroy_reclaim; |