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Josef Bacik ac98141d14 btrfs: wake up async_delalloc_pages waiters after submit 
We use the async_delalloc_pages mechanism to make sure that we've
completed our async work before trying to continue our delalloc
flushing.  The reason for this is we need to see any ordered extents
that were created by our delalloc flushing.  However we're waking up
before we do the submit work, which is before we create the ordered
extents.  This is a pretty wide race window where we could potentially
think there are no ordered extents and thus exit shrink_delalloc
prematurely.  Fix this by waking us up after we've done the work to
create ordered extents.

CC: stable@vger.kernel.org # 5.4+
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2021-08-23 13:19:06 +02:00
..
tests
btrfs: remove ignore_offset argument from btrfs_find_all_roots()
2021-08-23 13:19:01 +02:00
acl.c
fs: make helpers idmap mount aware
2021-01-24 14:27:20 +01:00
async-thread.c
Btrfs: fix crash during unmount due to race with delayed inode workers
2020-03-23 17:01:51 +01:00
async-thread.h
Btrfs: fix crash during unmount due to race with delayed inode workers
2020-03-23 17:01:51 +01:00
backref.c
btrfs: remove ignore_offset argument from btrfs_find_all_roots()
2021-08-23 13:19:01 +02:00
backref.h
btrfs: remove ignore_offset argument from btrfs_find_all_roots()
2021-08-23 13:19:01 +02:00
block-group.c
btrfs: rescue: allow ibadroots to skip bad extent tree when reading block group items
2021-08-23 13:19:00 +02:00
block-group.h
btrfs: rework chunk allocation to avoid exhaustion of the system chunk array
2021-07-07 17:42:41 +02:00
block-rsv.c
btrfs: introduce mount option rescue=ignorebadroots
2020-12-08 15:53:41 +01:00
block-rsv.h
btrfs: Remove __ prefix from btrfs_block_rsv_release
2020-03-23 17:01:55 +01:00
btrfs_inode.h
btrfs: remove stale comment and logic from btrfs_inode_in_log()
2021-04-19 17:25:16 +02:00
check-integrity.c
btrfs: check-integrity: drop kmap/kunmap for block pages
2021-08-23 13:19:00 +02:00
check-integrity.h
btrfs: remove btrfsic_submit_bh()
2020-03-23 17:01:39 +01:00
compression.c
btrfs: rework btrfs_decompress_buf2page()
2021-08-23 13:19:04 +02:00
compression.h
btrfs: rework btrfs_decompress_buf2page()
2021-08-23 13:19:04 +02:00
ctree.c
btrfs: make btrfs_next_leaf static inline
2021-08-23 13:19:02 +02:00
ctree.h
btrfs: make btrfs_next_leaf static inline
2021-08-23 13:19:02 +02:00
delalloc-space.c
btrfs: fix typos in comments
2021-06-22 14:11:57 +02:00
delalloc-space.h
btrfs: make btrfs_delalloc_reserve_space take btrfs_inode
2020-07-27 12:55:36 +02:00
delayed-inode.c
btrfs: stop doing GFP_KERNEL memory allocations in the ref verify tool
2021-08-23 13:19:00 +02:00
delayed-inode.h
btrfs: make btrfs_delayed_update_inode take btrfs_inode
2020-12-08 15:54:10 +01:00
delayed-ref.c
btrfs: fix lock inversion problem when doing qgroup extent tracing
2021-07-22 15:50:07 +02:00
delayed-ref.h
btrfs: only let one thread pre-flush delayed refs in commit
2021-02-08 22:58:56 +01:00
dev-replace.c
btrfs: fix typos in comments
2021-06-22 14:11:57 +02:00
dev-replace.h
btrfs: zoned: mark block groups to copy for device-replace
2021-02-09 02:46:07 +01:00
dir-item.c
btrfs: introduce btrfs_lookup_match_dir
2021-08-23 13:19:02 +02:00
discard.c
btrfs: fix typos in comments
2021-06-22 14:11:57 +02:00
discard.h
btrfs: cleanup btrfs_discard_update_discardable usage
2020-12-08 15:54:02 +01:00
disk-io.c
btrfs: allow read-write for 4K sectorsize on 64K page size systems
2021-08-23 13:19:06 +02:00
disk-io.h
btrfs: split alloc_log_tree()
2021-02-09 02:46:07 +01:00
export.c
btrfs: locking: rip out path->leave_spinning
2020-12-08 15:54:02 +01:00
export.h
btrfs: export helpers for subvolume name/id resolution
2020-03-23 17:01:42 +01:00
extent_io.c
btrfs: unify regular and subpage error paths in __extent_writepage()
2021-08-23 13:19:06 +02:00
extent_io.h
btrfs: rename PagePrivate2 to PageOrdered inside btrfs
2021-06-21 15:19:09 +02:00
extent_map.c
btrfs: fix parameter description of btrfs_add_extent_mapping
2021-02-08 22:58:53 +01:00
extent_map.h
btrfs: remove extent_map::bdev
2019-11-18 23:43:44 +01:00
extent-io-tree.h
btrfs: use fixed width int type for extent_state::state
2020-12-08 15:54:13 +01:00
extent-tree.c
btrfs: pass NULL as trans to btrfs_search_slot if we only want to search
2021-08-23 13:19:00 +02:00
file-item.c
btrfs: remove unneeded return variable in btrfs_lookup_file_extent
2021-08-23 13:19:01 +02:00
file.c
btrfs: subpage: fix a potential use-after-free in writeback helper
2021-08-23 13:19:05 +02:00
free-space-cache.c
btrfs: don't set the full sync flag when truncation does not touch extents
2021-06-21 15:19:05 +02:00
free-space-cache.h
btrfs: zoned: track unusable bytes for zones
2021-02-09 02:46:03 +01:00
free-space-tree.c
btrfs: fix possible free space tree corruption with online conversion
2021-01-25 18:44:37 +01:00
free-space-tree.h
…
inode-item.c
btrfs: locking: rip out path->leave_spinning
2020-12-08 15:54:02 +01:00
inode.c
btrfs: wake up async_delalloc_pages waiters after submit
2021-08-23 13:19:06 +02:00
ioctl.c
btrfs: allow read-write for 4K sectorsize on 64K page size systems
2021-08-23 13:19:06 +02:00
Kconfig
btrfs: disable build on platforms having page size 256K
2021-06-22 14:11:57 +02:00
locking.c
btrfs: fix typos in comments
2021-06-22 14:11:57 +02:00
locking.h
btrfs: remove the recurse parameter from __btrfs_tree_read_lock
2020-12-08 15:54:09 +01:00
lzo.c
btrfs: rework lzo_decompress_bio() to make it subpage compatible
2021-08-23 13:19:04 +02:00
Makefile
btrfs: move the tree mod log code into its own file
2021-04-19 17:25:16 +02:00
misc.h
btrfs: rename tree_entry to rb_simple_node and export it
2020-05-25 11:25:19 +02:00
ordered-data.c
btrfs: remove uptodate parameter from btrfs_dec_test_first_ordered_pending
2021-08-23 13:19:02 +02:00
ordered-data.h
btrfs: remove uptodate parameter from btrfs_dec_test_first_ordered_pending
2021-08-23 13:19:02 +02:00
orphan.c
…
print-tree.c
btrfs: print the actual offset in btrfs_root_name
2021-01-07 17:25:05 +01:00
print-tree.h
btrfs: print the actual offset in btrfs_root_name
2021-01-07 17:25:05 +01:00
props.c
btrfs: props: change how empty value is interpreted
2021-06-22 14:11:58 +02:00
props.h
…
qgroup.c
btrfs: remove ignore_offset argument from btrfs_find_all_roots()
2021-08-23 13:19:01 +02:00
qgroup.h
btrfs: fix lock inversion problem when doing qgroup extent tracing
2021-07-22 15:50:07 +02:00
raid56.c
btrfs: constify and cleanup variables in comparators
2021-08-23 13:19:03 +02:00
raid56.h
…
rcu-string.h
btrfs: rcu-string: Replace zero-length array with flexible-array member
2020-03-23 17:01:53 +01:00
reada.c
btrfs: subpage: make readahead work properly
2021-03-16 11:06:21 +01:00
ref-verify.c
btrfs: stop doing GFP_KERNEL memory allocations in the ref verify tool
2021-08-23 13:19:00 +02:00
ref-verify.h
…
reflink.c
btrfs: reflink: make copy_inline_to_page() to be subpage compatible
2021-06-21 15:19:10 +02:00
reflink.h
Btrfs: move all reflink implementation code into its own file
2020-03-23 17:01:54 +01:00
relocation.c
btrfs: subpage: fix relocation potentially overwriting last page data
2021-08-23 13:19:06 +02:00
root-tree.c
btrfs: qgroup: fix qgroup meta rsv leak for subvolume operations
2020-10-07 12:12:13 +02:00
scrub.c
btrfs: fix typos in comments
2021-06-22 14:11:57 +02:00
send.c
btrfs: constify and cleanup variables in comparators
2021-08-23 13:19:03 +02:00
send.h
btrfs: send: avoid copying file data
2020-10-07 12:13:17 +02:00
space-info.c
btrfs: rip out btrfs_space_info::total_bytes_pinned
2021-06-22 14:55:25 +02:00
space-info.h
btrfs: rip out btrfs_space_info::total_bytes_pinned
2021-06-22 14:55:25 +02:00
struct-funcs.c
btrfs: add special case to setget helpers for 64k pages
2021-08-23 13:18:58 +02:00
subpage.c
btrfs: subpage: fix a potential use-after-free in writeback helper
2021-08-23 13:19:05 +02:00
subpage.h
btrfs: subpage: fix writeback which does not have ordered extent
2021-08-23 13:19:04 +02:00
super.c
btrfs: allow read-write for 4K sectorsize on 64K page size systems
2021-08-23 13:19:06 +02:00
sysfs.c
btrfs: allow read-write for 4K sectorsize on 64K page size systems
2021-08-23 13:19:06 +02:00
sysfs.h
btrfs: split and refactor btrfs_sysfs_remove_devices_dir
2020-10-07 12:12:21 +02:00
transaction.c
btrfs: rework chunk allocation to avoid exhaustion of the system chunk array
2021-07-07 17:42:41 +02:00
transaction.h
btrfs: rework chunk allocation to avoid exhaustion of the system chunk array
2021-07-07 17:42:41 +02:00
tree-checker.c
btrfs: tree-checker: add missing stripe checks for raid1c3/4 profiles
2021-08-23 13:19:03 +02:00
tree-checker.h
…
tree-defrag.c
btrfs: locking: remove all the blocking helpers
2020-12-08 15:54:01 +01:00
tree-log.c
btrfs: constify and cleanup variables in comparators
2021-08-23 13:19:03 +02:00
tree-log.h
btrfs: make fast fsyncs wait only for writeback
2020-10-07 12:06:56 +02:00
tree-mod-log.c
btrfs: fix race when picking most recent mod log operation for an old root
2021-04-20 19:27:17 +02:00
tree-mod-log.h
btrfs: add and use helper to get lowest sequence number for the tree mod log
2021-04-19 17:25:17 +02:00
ulist.c
…
ulist.h
…
uuid-tree.c
btrfs: remove unnecessary casts in printk
2020-12-08 15:53:52 +01:00
volumes.c
btrfs: subpage: reject raid56 filesystem and profile conversion
2021-08-23 13:19:05 +02:00
volumes.h
btrfs: uninline btrfs_bg_flags_to_raid_index
2021-08-23 13:19:03 +02:00
xattr.c
for-5.12-rc1-tag
2021-03-05 12:21:14 -08:00
xattr.h
…
zlib.c
btrfs: rework btrfs_decompress_buf2page()
2021-08-23 13:19:04 +02:00
zoned.c
btrfs: use btrfs_next_leaf instead of btrfs_next_item when slots > nritems
2021-08-23 13:19:01 +02:00
zoned.h
btrfs: zoned: remove max_zone_append_size logic
2021-08-23 13:18:58 +02:00
zstd.c
btrfs: rework btrfs_decompress_buf2page()
2021-08-23 13:19:04 +02:00