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38d715f494
linux/fs/btrfs
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Josef Bacik 38d715f494 btrfs: use btrfs_start_delalloc_roots in shrink_delalloc 
The original iteration of flushing had us flushing delalloc and then
checking to see if we could make our reservation, thus we were very
careful about how many pages we would flush at once.

But now that everything is async and we satisfy tickets as the space
becomes available we don't have to keep track of any of this, simply
try and flush the number of dirty inodes we may have in order to
reclaim space to make our reservation.  This cleans up our delalloc
flushing significantly.

The async_pages stuff is dropped because btrfs_start_delalloc_roots()
handles the case that we generate async extents for us, so we no longer
require this extra logic.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Tested-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2020-10-07 12:06:52 +02:00
..
tests btrfs: make btrfs_set_extent_delalloc take btrfs_inode 2020-07-27 12:55:35 +02:00
acl.c
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: check correct variable after allocation in btrfs_backref_iter_alloc 2020-08-10 19:50:54 +02:00
backref.h btrfs: rename BTRFS_ROOT_REF_COWS to BTRFS_ROOT_SHAREABLE 2020-05-25 11:25:35 +02:00
block-group.c btrfs: call btrfs_try_granting_tickets when reserving space 2020-10-07 12:06:51 +02:00
block-group.h btrfs: convert block group refcount to refcount_t 2020-07-27 12:55:42 +02:00
block-rsv.c btrfs: rename BTRFS_ROOT_REF_COWS to BTRFS_ROOT_SHAREABLE 2020-05-25 11:25:35 +02:00
block-rsv.h btrfs: Remove __ prefix from btrfs_block_rsv_release 2020-03-23 17:01:55 +01:00
btrfs_inode.h btrfs: reduce contention on log trees when logging checksums 2020-07-27 12:55:45 +02:00
check-integrity.c btrfs: check-integrity: remove unnecessary failure messages during memory allocation 2020-07-27 12:55:21 +02:00
check-integrity.h btrfs: remove btrfsic_submit_bh() 2020-03-23 17:01:39 +01:00
compression.c btrfs: remove fail label in check_compressed_csum 2020-07-27 12:55:42 +02:00
compression.h btrfs: make btrfs_submit_compressed_write take btrfs_inode 2020-07-27 12:55:31 +02:00
ctree.c btrfs: delete duplicated words + other fixes in comments 2020-10-07 12:06:50 +02:00
ctree.h btrfs: change nr to u64 in btrfs_start_delalloc_roots 2020-10-07 12:06:50 +02:00
delalloc-space.c btrfs: use the btrfs_space_info_free_bytes_may_use helper for delalloc 2020-10-07 12:06:52 +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: use nofs allocations for running delayed items 2020-03-25 16:26:00 +01:00
delayed-inode.h btrfs: delayed-inode: Replace zero-length array with flexible-array member 2020-03-23 17:01:53 +01:00
delayed-ref.c btrfs: Remove __ prefix from btrfs_block_rsv_release 2020-03-23 17:01:55 +01:00
delayed-ref.h
dev-replace.c btrfs: change nr to u64 in btrfs_start_delalloc_roots 2020-10-07 12:06:50 +02:00
dev-replace.h
dir-item.c
discard.c btrfs: discard: add missing put when grabbing block group from unused list 2020-07-07 16:06:28 +02:00
discard.h btrfs: discard: Use the correct style for SPDX License Identifier 2020-04-20 17:43:42 +02:00
disk-io.c btrfs: delete duplicated words + other fixes in comments 2020-10-07 12:06:50 +02:00
disk-io.h btrfs: preallocate anon block device at first phase of snapshot creation 2020-07-27 12:55:38 +02:00
export.c btrfs: simplify iget helpers 2020-05-25 11:25:37 +02:00
export.h btrfs: export helpers for subvolume name/id resolution 2020-03-23 17:01:42 +01:00
extent_io.c btrfs: delete duplicated words + other fixes in comments 2020-10-07 12:06:50 +02:00
extent_io.h btrfs: fix potential deadlock in the search ioctl 2020-08-27 13:56:27 +02:00
extent_map.c Btrfs: fix race between using extent maps and merging them 2020-02-12 17:16:46 +01:00
extent_map.h btrfs: remove extent_map::bdev 2019-11-18 23:43:44 +01:00
extent-io-tree.h btrfs: trim: fix underflow in trim length to prevent access beyond device boundary 2020-08-12 10:15:58 +02:00
extent-tree.c btrfs: call btrfs_try_granting_tickets when unpinning anything 2020-10-07 12:06:51 +02:00
file-item.c btrfs: make btrfs_csum_one_bio takae btrfs_inode 2020-07-27 12:55:26 +02:00
file.c for-5.9-rc2-tag 2020-08-24 12:01:20 -07:00
free-space-cache.c btrfs: delete duplicated words + other fixes in comments 2020-10-07 12:06:50 +02:00
free-space-cache.h btrfs: let btrfs_return_cluster_to_free_space() return void 2020-07-27 12:55:21 +02:00
free-space-tree.c btrfs: block-group: fix free-space bitmap threshold 2020-08-27 13:37:54 +02:00
free-space-tree.h btrfs: rename btrfs_block_group_cache 2019-11-18 17:51:51 +01:00
inode-item.c
inode-map.c btrfs: make btrfs_delalloc_reserve_space take btrfs_inode 2020-07-27 12:55:36 +02:00
inode-map.h
inode.c btrfs: change nr to u64 in btrfs_start_delalloc_roots 2020-10-07 12:06:50 +02:00
ioctl.c btrfs: change nr to u64 in btrfs_start_delalloc_roots 2020-10-07 12:06:50 +02:00
Kconfig Revert "btrfs: switch to iomap_dio_rw() for dio" 2020-06-14 01:19:02 +02:00
locking.c btrfs: add missing annotation for btrfs_tree_lock() 2020-05-25 11:25:16 +02:00
locking.h btrfs: Implement DREW lock 2020-03-23 17:01:43 +01:00
lzo.c btrfs: compression: inline free_workspace 2019-11-18 12:46:59 +01:00
Makefile Btrfs: move all reflink implementation code into its own file 2020-03-23 17:01:54 +01:00
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: make btrfs_add_ordered_extent_dio take btrfs_inode 2020-07-27 12:55:34 +02:00
ordered-data.h btrfs: make btrfs_add_ordered_extent_dio take btrfs_inode 2020-07-27 12:55:34 +02:00
orphan.c
print-tree.c btrfs: require only sector size alignment for parent eb bytenr 2020-09-07 14:51:05 +02:00
print-tree.h
props.c btrfs: simplify iget helpers 2020-05-25 11:25:37 +02:00
props.h
qgroup.c btrfs: delete duplicated words + other fixes in comments 2020-10-07 12:06:50 +02:00
qgroup.h btrfs: qgroup: export qgroups in sysfs 2020-07-27 12:55:37 +02:00
raid56.c btrfs: raid56: remove out label in __raid56_parity_recover 2020-07-27 12:55:44 +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: rename btrfs_block_group_cache 2019-11-18 17:51:51 +01:00
ref-verify.c btrfs: ref-verify: fix memory leak in add_block_entry 2020-07-27 12:55:43 +02:00
ref-verify.h
reflink.c btrfs: reduce contention on log trees when logging checksums 2020-07-27 12:55:45 +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: relocation: review the call sites which can be interrupted by signal 2020-07-27 12:55:45 +02:00
root-tree.c btrfs: simplify root lookup by id 2020-05-25 11:25:36 +02:00
scrub.c btrfs: allocate scrub workqueues outside of locks 2020-08-27 14:06:02 +02:00
send.c for-5.8-tag 2020-06-02 19:59:25 -07:00
send.h
space-info.c btrfs: use btrfs_start_delalloc_roots in shrink_delalloc 2020-10-07 12:06:52 +02:00
space-info.h btrfs: improve global reserve stealing logic 2020-05-25 11:25:22 +02:00
struct-funcs.c btrfs: update documentation of set/get helpers 2020-05-25 11:25:35 +02:00
super.c btrfs: reset compression level for lzo on remount 2020-08-19 18:39:12 +02:00
sysfs.c btrfs: remove fsid argument from btrfs_sysfs_update_sprout_fsid 2020-10-07 12:06:50 +02:00
sysfs.h btrfs: remove fsid argument from btrfs_sysfs_update_sprout_fsid 2020-10-07 12:06:50 +02:00
transaction.c btrfs: fix NULL pointer dereference after failure to create snapshot 2020-09-07 21:18:35 +02:00
transaction.h btrfs: qgroup: remove ASYNC_COMMIT mechanism in favor of reserve retry-after-EDQUOT 2020-07-27 12:55:43 +02:00
tree-checker.c btrfs: tree-checker: fix the error message for transid error 2020-08-27 14:16:05 +02:00
tree-checker.h
tree-defrag.c btrfs: remove unused btrfs_root::defrag_trans_start 2020-07-27 12:55:28 +02:00
tree-log.c btrfs: delete duplicated words + other fixes in comments 2020-10-07 12:06:50 +02:00
tree-log.h
ulist.c
ulist.h
uuid-tree.c btrfs: simplify root lookup by id 2020-05-25 11:25:36 +02:00
volumes.c btrfs: remove fsid argument from btrfs_sysfs_update_sprout_fsid 2020-10-07 12:06:50 +02:00
volumes.h btrfs: move btrfs_scratch_superblocks into btrfs_dev_replace_finishing 2020-09-25 16:40:22 +02:00
xattr.c
xattr.h
zlib.c btrfs: use larger zlib buffer for s390 hardware compression 2020-01-31 10:30:40 -08:00
zstd.c btrfs: compression: inline free_workspace 2019-11-18 12:46:59 +01:00