tuxoko 6102d0376e Add cond_resched to zfs_zget to prevent infinite loop ...

It's been reported that threads would loop infinitely inside zfs_zget. The
speculated cause for this is that if an inode is marked for evict, zfs_zget
would see that and loop. However, if the looping thread doesn't yield, the
inode may not have a chance to finish evict, thus causing a infinite loop.

This patch solve this issue by add cond_resched to zfs_zget, making the
looping thread to yield when needed.

Tested-by: jlavoy <jalavoy@gmail.com>
Signed-off-by: Chunwei Chen <tuxoko@gmail.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #3349

2015-05-04 09:12:41 -07:00

..

arc.c

Mark all ZPL and ioctl functions as PF_FSTRANS

2015-04-03 11:38:59 -07:00

blkptr.c

Illumos 4757, 4913

2014-08-01 14:28:05 -07:00

bplist.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

bpobj.c

Illumos 4757, 4913

2014-08-01 14:28:05 -07:00

bptree.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

dbuf_stats.c

Skip evicting dbufs when walking the dbuf hash

2015-02-06 09:24:28 -08:00

dbuf.c

Illumos 5531 - NULL pointer dereference in dsl_prop_get_ds()

2015-04-28 16:25:44 -07:00

ddt_zap.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

ddt.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

dmu_diff.c

Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

2015-04-28 16:25:20 -07:00

dmu_object.c

Illumos 3693 - restore_object uses at least two transactions to restore an object

2014-10-21 15:26:50 -07:00

dmu_objset.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dmu_send.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dmu_traverse.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dmu_tx.c

Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

2015-04-28 16:25:20 -07:00

dmu_zfetch.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

dmu.c

dmu: fix integer overflows

2015-05-04 09:12:00 -07:00

dnode_sync.c

Illumos 5531 - NULL pointer dereference in dsl_prop_get_ds()

2015-04-28 16:25:44 -07:00

dnode.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_bookmark.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_dataset.c

Illumos 5592 - NULL pointer dereference in dsl_prop_notify_all_cb()

2015-04-28 16:25:58 -07:00

dsl_deadlist.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_deleg.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_destroy.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_dir.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_pool.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_prop.c

Illumos 5531 - NULL pointer dereference in dsl_prop_get_ds()

2015-04-28 16:25:44 -07:00

dsl_scan.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

dsl_synctask.c

Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

2015-04-28 16:25:20 -07:00

dsl_userhold.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

fm.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

gzip.c

cstyle: Resolve C style issues

2013-12-18 16:46:35 -08:00

lz4.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

lzjb.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

Makefile.in

Swap DTRACE_PROBE* with Linux tracepoints

2014-11-17 11:13:55 -08:00

metaslab.c

Skip bad DVAs during free by setting zfs_recover=1

2015-02-13 16:02:04 -08:00

range_tree.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

refcount.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

rrwlock.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

sa.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

sha256.c

Add linux sha2 support

2010-08-31 13:41:59 -07:00

spa_boot.c

Add linux kernel module support

2010-08-31 13:41:58 -07:00

spa_config.c

Use vmem_alloc() in spa_config_write()

2015-04-07 15:10:19 -07:00

spa_errlog.c

Illumos 4914 - zfs on-disk bookmark structure should be named *_phys_t

2014-08-06 14:48:41 -07:00

spa_history.c

Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

2015-04-28 16:25:20 -07:00

spa_misc.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

spa_stats.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

spa.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

space_map.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

space_reftree.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

trace.c

Remove duplicate typedefs from trace.h

2015-01-06 16:53:24 -08:00

txg.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

uberblock.c

Illumos #3598

2013-10-31 14:58:04 -07:00

unique.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

vdev_cache.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

vdev_disk.c

Illumos #5244 - zio pipeline callers should explicitly invoke next stage

2015-04-30 15:07:47 -07:00

vdev_file.c

Illumos #5244 - zio pipeline callers should explicitly invoke next stage

2015-04-30 15:07:47 -07:00

vdev_label.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

vdev_mirror.c

Illumos #5244 - zio pipeline callers should explicitly invoke next stage

2015-04-30 15:07:47 -07:00

vdev_missing.c

Illumos #5244 - zio pipeline callers should explicitly invoke next stage

2015-04-30 15:07:47 -07:00

vdev_queue.c

5313 Allow I/Os to be aggregated across ZIO priority classes

2015-04-24 15:16:56 -07:00

vdev_raidz.c

Illumos #5244 - zio pipeline callers should explicitly invoke next stage

2015-04-30 15:07:47 -07:00

vdev_root.c

Illumos #3598

2013-10-31 14:58:04 -07:00

vdev.c

Revert "Don't read space maps during import for readonly pools"

2015-02-09 16:56:59 -08:00

zap_leaf.c

Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

2015-04-28 16:25:20 -07:00

zap_micro.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

zap.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

zfeature_common.c

Illumos 3897 - zfs filesystem and snapshot limits

2015-04-28 16:22:51 -07:00

zfeature.c

Use cached feature info in spa_add_feature_stats()

2015-03-05 14:11:10 -08:00

zfs_acl.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

zfs_byteswap.c

Add linux kernel module support

2010-08-31 13:41:58 -07:00

zfs_ctldir.c

Illumos 4368, 4369.

2014-07-29 10:55:29 -07:00

zfs_debug.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

zfs_dir.c

Revert "Revert "Revert "Fix unlink/xattr deadlock"""

2014-08-11 16:12:36 -07:00

zfs_fm.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

zfs_fuid.c

Illumos #3522

2013-10-30 14:51:27 -07:00

zfs_ioctl.c

Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS

2015-04-28 16:25:20 -07:00

zfs_log.c

Only commit the ZIL once in zpl_writepages() (msync() case).

2013-11-23 15:08:29 -08:00

zfs_onexit.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

zfs_replay.c

Linux AIO Support

2014-09-05 15:11:43 -07:00

zfs_rlock.c

Change KM_PUSHPAGE -> KM_SLEEP

2015-01-16 14:41:26 -08:00

zfs_sa.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

zfs_vfsops.c

Reduce size of zfs_sb_t: allocate z_hold_mtx separately

2015-03-24 13:17:44 -07:00

zfs_vnops.c

Fix kernel panic due to tsd_exit in ZFS_EXIT(zsb)

2015-04-24 14:57:54 -07:00

zfs_znode.c

Add cond_resched to zfs_zget to prevent infinite loop

2015-05-04 09:12:41 -07:00

zil.c

Illumos 5056 - ZFS deadlock on db_mtx and dn_holds

2015-04-28 16:25:34 -07:00

zio_checksum.c

Illumos 4757, 4913

2014-08-01 14:28:05 -07:00

zio_compress.c

Illumos 4757, 4913

2014-08-01 14:28:05 -07:00

zio_inject.c

zio_injection_enabled should not be a module option

2015-03-24 13:22:03 -07:00

zio.c

Illumos #5244 - zio pipeline callers should explicitly invoke next stage

2015-04-30 15:07:47 -07:00

zle.c

Update core ZFS code from build 121 to build 141.

2010-05-28 13:45:14 -07:00

zpl_ctldir.c

Mark additional functions as PF_FSTRANS

2015-04-17 09:35:24 -07:00

zpl_export.c

Mark additional functions as PF_FSTRANS

2015-04-17 09:35:24 -07:00

zpl_file.c

Mark all ZPL and ioctl functions as PF_FSTRANS

2015-04-03 11:38:59 -07:00

zpl_inode.c

Extend PF_FSTRANS critical regions

2015-04-24 09:54:22 -07:00

zpl_super.c

Extend PF_FSTRANS critical regions

2015-04-24 09:54:22 -07:00

zpl_xattr.c

Mark additional functions as PF_FSTRANS

2015-04-17 09:35:24 -07:00

zrlock.c

Illumos 5812 - assertion failed in zrl_tryenter(): zr_owner==NULL

2015-04-30 14:43:40 -07:00

zvol.c

Set the maximum ZVOL transfer size correctly

2015-03-25 11:58:42 -07:00