diff options
| author | Dave Chinner <dchinner@redhat.com> | 2020-06-29 14:49:16 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2020-07-07 07:15:07 -0700 |
| commit | 0e8e2c6343dd74a4f55f8507a9fae9064d456436 (patch) | |
| tree | 6138be26e98203a85d69b3ca018ed12cc02c30c5 /fs/xfs/xfs_mount.h | |
| parent | 617825fe3489ac231790e5c843107168838b8547 (diff) | |
xfs: allow multiple reclaimers per AG
Inode reclaim will still throttle direct reclaim on the per-ag
reclaim locks. This is no longer necessary as reclaim can run
non-blocking now. Hence we can remove these locks so that we don't
arbitrarily block reclaimers just because there are more direct
reclaimers than there are AGs.
This can result in multiple reclaimers working on the same range of
an AG, but this doesn't cause any apparent issues. Optimising the
spread of concurrent reclaimers for best efficiency can be done in a
future patchset.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_mount.h')
| -rw-r--r-- | fs/xfs/xfs_mount.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index 3725d25ad97e..a72cfcaa4ad1 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -354,7 +354,6 @@ typedef struct xfs_perag { spinlock_t pag_ici_lock; /* incore inode cache lock */ struct radix_tree_root pag_ici_root; /* incore inode cache root */ int pag_ici_reclaimable; /* reclaimable inodes */ - struct mutex pag_ici_reclaim_lock; /* serialisation point */ unsigned long pag_ici_reclaim_cursor; /* reclaim restart point */ /* buffer cache index */ |