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authorChris Mason <clm@fb.com>2019-07-10 12:28:15 -0700
committerDavid Sterba <dsterba@suse.com>2019-11-18 12:46:53 +0100
commitba8a9d07954397f0645cf62bcc1ef536e8e7ba24 (patch)
tree5346c1ac3938623fe9df2cf0e6afa7567fa3d4c7 /fs/btrfs/disk-io.c
parent08635bae0b4ceb08fe4c156a11c83baec397d36d (diff)
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Btrfs: delete the entire async bio submission framework
Now that we're not using btrfs_schedule_bio() anymore, delete all the code that supported it. Reviewed-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: Nikolay Borisov <nborisov@suse.com> Signed-off-by: Chris Mason <clm@fb.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index bad83867c519..18f80b31f05f 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1989,7 +1989,6 @@ static void btrfs_stop_all_workers(struct btrfs_fs_info *fs_info)
btrfs_destroy_workqueue(fs_info->rmw_workers);
btrfs_destroy_workqueue(fs_info->endio_write_workers);
btrfs_destroy_workqueue(fs_info->endio_freespace_worker);
- btrfs_destroy_workqueue(fs_info->submit_workers);
btrfs_destroy_workqueue(fs_info->delayed_workers);
btrfs_destroy_workqueue(fs_info->caching_workers);
btrfs_destroy_workqueue(fs_info->readahead_workers);
@@ -2154,16 +2153,6 @@ static int btrfs_init_workqueues(struct btrfs_fs_info *fs_info,
fs_info->caching_workers =
btrfs_alloc_workqueue(fs_info, "cache", flags, max_active, 0);
- /*
- * a higher idle thresh on the submit workers makes it much more
- * likely that bios will be send down in a sane order to the
- * devices
- */
- fs_info->submit_workers =
- btrfs_alloc_workqueue(fs_info, "submit", flags,
- min_t(u64, fs_devices->num_devices,
- max_active), 64);
-
fs_info->fixup_workers =
btrfs_alloc_workqueue(fs_info, "fixup", flags, 1, 0);
@@ -2202,7 +2191,7 @@ static int btrfs_init_workqueues(struct btrfs_fs_info *fs_info,
btrfs_alloc_workqueue(fs_info, "qgroup-rescan", flags, 1, 0);
if (!(fs_info->workers && fs_info->delalloc_workers &&
- fs_info->submit_workers && fs_info->flush_workers &&
+ fs_info->flush_workers &&
fs_info->endio_workers && fs_info->endio_meta_workers &&
fs_info->endio_meta_write_workers &&
fs_info->endio_repair_workers &&