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| author | Darrick J. Wong <djwong@kernel.org> | 2021-01-22 16:48:44 -0800 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-02-03 09:18:50 -0800 |
| commit | 894ecacf0f27fd1701c34f2946148b7f017bf984 (patch) | |
| tree | 3231ce97c5718bc021572ac57f068f0690ce7ffc /fs/xfs/xfs_mount.c | |
| parent | c9a6526fe7ae64528d924c6f255af15312211432 (diff) | |
| download | lwn-894ecacf0f27fd1701c34f2946148b7f017bf984.tar.gz lwn-894ecacf0f27fd1701c34f2946148b7f017bf984.zip | |
xfs: parallelize block preallocation garbage collection
Split the block preallocation garbage collection work into per-AG work
items so that we can take advantage of parallelization.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/xfs_mount.c')
| -rw-r--r-- | fs/xfs/xfs_mount.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index be9ce114527f..52370d0a3f43 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -126,6 +126,7 @@ __xfs_free_perag( { struct xfs_perag *pag = container_of(head, struct xfs_perag, rcu_head); + ASSERT(!delayed_work_pending(&pag->pag_blockgc_work)); ASSERT(atomic_read(&pag->pag_ref) == 0); kmem_free(pag); } @@ -146,6 +147,7 @@ xfs_free_perag( spin_unlock(&mp->m_perag_lock); ASSERT(pag); ASSERT(atomic_read(&pag->pag_ref) == 0); + cancel_delayed_work_sync(&pag->pag_blockgc_work); xfs_iunlink_destroy(pag); xfs_buf_hash_destroy(pag); call_rcu(&pag->rcu_head, __xfs_free_perag); @@ -201,6 +203,7 @@ xfs_initialize_perag( pag->pag_agno = index; pag->pag_mount = mp; spin_lock_init(&pag->pag_ici_lock); + INIT_DELAYED_WORK(&pag->pag_blockgc_work, xfs_blockgc_worker); INIT_RADIX_TREE(&pag->pag_ici_root, GFP_ATOMIC); error = xfs_buf_hash_init(pag); |