diff options
| -rw-r--r-- | fs/xfs/xfs_log.c | 2 | ||||
| -rw-r--r-- | fs/xfs/xfs_mount.h | 2 | ||||
| -rw-r--r-- | fs/xfs/xfs_super.c | 38 | ||||
| -rw-r--r-- | fs/xfs/xfs_sync.c | 20 | ||||
| -rw-r--r-- | fs/xfs/xfs_sync.h | 2 |
5 files changed, 30 insertions, 34 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index e788f39721e3..b6ce4d4b6def 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -1193,7 +1193,7 @@ void xfs_log_work_queue( struct xfs_mount *mp) { - queue_delayed_work(xfs_syncd_wq, &mp->m_log->l_work, + queue_delayed_work(mp->m_log_workqueue, &mp->m_log->l_work, msecs_to_jiffies(xfs_syncd_centisecs * 10)); } diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index a54b5aa498d4..7c417b6b99ee 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -207,6 +207,8 @@ typedef struct xfs_mount { struct workqueue_struct *m_data_workqueue; struct workqueue_struct *m_unwritten_workqueue; struct workqueue_struct *m_cil_workqueue; + struct workqueue_struct *m_reclaim_workqueue; + struct workqueue_struct *m_log_workqueue; } xfs_mount_t; /* diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 9468c6878463..27d5a92e1210 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -863,8 +863,23 @@ xfs_init_mount_workqueues( WQ_MEM_RECLAIM, 0, mp->m_fsname); if (!mp->m_cil_workqueue) goto out_destroy_unwritten; + + mp->m_reclaim_workqueue = alloc_workqueue("xfs-reclaim/%s", + WQ_NON_REENTRANT, 0, mp->m_fsname); + if (!mp->m_reclaim_workqueue) + goto out_destroy_cil; + + mp->m_log_workqueue = alloc_workqueue("xfs-log/%s", + WQ_NON_REENTRANT, 0, mp->m_fsname); + if (!mp->m_log_workqueue) + goto out_destroy_reclaim; + return 0; +out_destroy_reclaim: + destroy_workqueue(mp->m_reclaim_workqueue); +out_destroy_cil: + destroy_workqueue(mp->m_cil_workqueue); out_destroy_unwritten: destroy_workqueue(mp->m_unwritten_workqueue); out_destroy_data_iodone_queue: @@ -877,6 +892,8 @@ STATIC void xfs_destroy_mount_workqueues( struct xfs_mount *mp) { + destroy_workqueue(mp->m_log_workqueue); + destroy_workqueue(mp->m_reclaim_workqueue); destroy_workqueue(mp->m_cil_workqueue); destroy_workqueue(mp->m_data_workqueue); destroy_workqueue(mp->m_unwritten_workqueue); @@ -1391,10 +1408,6 @@ xfs_fs_fill_super( /* * we must configure the block size in the superblock before we run the * full mount process as the mount process can lookup and cache inodes. - * For the same reason we must also initialise the syncd and register - * the inode cache shrinker so that inodes can be reclaimed during - * operations like a quotacheck that iterate all inodes in the - * filesystem. */ sb->s_magic = XFS_SB_MAGIC; sb->s_blocksize = mp->m_sb.sb_blocksize; @@ -1639,16 +1652,6 @@ STATIC int __init xfs_init_workqueues(void) { /* - * We never want to the same work item to run twice, reclaiming inodes - * or idling the log is not going to get any faster by multiple CPUs - * competing for ressources. Use the default large max_active value - * so that even lots of filesystems can perform these task in parallel. - */ - xfs_syncd_wq = alloc_workqueue("xfssyncd", WQ_NON_REENTRANT, 0); - if (!xfs_syncd_wq) - return -ENOMEM; - - /* * The allocation workqueue can be used in memory reclaim situations * (writepage path), and parallelism is only limited by the number of * AGs in all the filesystems mounted. Hence use the default large @@ -1656,20 +1659,15 @@ xfs_init_workqueues(void) */ xfs_alloc_wq = alloc_workqueue("xfsalloc", WQ_MEM_RECLAIM, 0); if (!xfs_alloc_wq) - goto out_destroy_syncd; + return -ENOMEM; return 0; - -out_destroy_syncd: - destroy_workqueue(xfs_syncd_wq); - return -ENOMEM; } STATIC void xfs_destroy_workqueues(void) { destroy_workqueue(xfs_alloc_wq); - destroy_workqueue(xfs_syncd_wq); } STATIC int __init diff --git a/fs/xfs/xfs_sync.c b/fs/xfs/xfs_sync.c index 6a2ada379166..15be21f074fd 100644 --- a/fs/xfs/xfs_sync.c +++ b/fs/xfs/xfs_sync.c @@ -40,8 +40,6 @@ #include <linux/kthread.h> #include <linux/freezer.h> -struct workqueue_struct *xfs_syncd_wq; /* sync workqueue */ - /* * The inode lookup is done in batches to keep the amount of lock traffic and * radix tree lookups to a minimum. The batch size is a trade off between @@ -335,18 +333,18 @@ xfs_quiesce_attr( /* * Queue a new inode reclaim pass if there are reclaimable inodes and there * isn't a reclaim pass already in progress. By default it runs every 5s based - * on the xfs syncd work default of 30s. Perhaps this should have it's own + * on the xfs periodic sync default of 30s. Perhaps this should have it's own * tunable, but that can be done if this method proves to be ineffective or too * aggressive. */ static void -xfs_syncd_queue_reclaim( +xfs_reclaim_work_queue( struct xfs_mount *mp) { rcu_read_lock(); if (radix_tree_tagged(&mp->m_perag_tree, XFS_ICI_RECLAIM_TAG)) { - queue_delayed_work(xfs_syncd_wq, &mp->m_reclaim_work, + queue_delayed_work(mp->m_reclaim_workqueue, &mp->m_reclaim_work, msecs_to_jiffies(xfs_syncd_centisecs / 6 * 10)); } rcu_read_unlock(); @@ -367,7 +365,7 @@ xfs_reclaim_worker( struct xfs_mount, m_reclaim_work); xfs_reclaim_inodes(mp, SYNC_TRYLOCK); - xfs_syncd_queue_reclaim(mp); + xfs_reclaim_work_queue(mp); } void @@ -388,7 +386,7 @@ __xfs_inode_set_reclaim_tag( spin_unlock(&ip->i_mount->m_perag_lock); /* schedule periodic background inode reclaim */ - xfs_syncd_queue_reclaim(ip->i_mount); + xfs_reclaim_work_queue(ip->i_mount); trace_xfs_perag_set_reclaim(ip->i_mount, pag->pag_agno, -1, _RET_IP_); @@ -646,9 +644,9 @@ out: /* * We could return EAGAIN here to make reclaim rescan the inode tree in * a short while. However, this just burns CPU time scanning the tree - * waiting for IO to complete and xfssyncd never goes back to the idle - * state. Instead, return 0 to let the next scheduled background reclaim - * attempt to reclaim the inode again. + * waiting for IO to complete and the reclaim work never goes back to + * the idle state. Instead, return 0 to let the next scheduled + * background reclaim attempt to reclaim the inode again. */ return 0; } @@ -804,7 +802,7 @@ xfs_reclaim_inodes_nr( int nr_to_scan) { /* kick background reclaimer and push the AIL */ - xfs_syncd_queue_reclaim(mp); + xfs_reclaim_work_queue(mp); xfs_ail_push_all(mp->m_ail); xfs_reclaim_inodes_ag(mp, SYNC_TRYLOCK | SYNC_WAIT, &nr_to_scan); diff --git a/fs/xfs/xfs_sync.h b/fs/xfs/xfs_sync.h index 0018e846f0dc..0beabea99e73 100644 --- a/fs/xfs/xfs_sync.h +++ b/fs/xfs/xfs_sync.h @@ -24,8 +24,6 @@ struct xfs_perag; #define SYNC_WAIT 0x0001 /* wait for i/o to complete */ #define SYNC_TRYLOCK 0x0002 /* only try to lock inodes */ -extern struct workqueue_struct *xfs_syncd_wq; /* sync workqueue */ - void xfs_reclaim_worker(struct work_struct *work); int xfs_quiesce_data(struct xfs_mount *mp); |