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btrfs: Replace fs_info->fixup_workers workqueue with btrfs_workqueue.

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Replace the fs_info->fixup_workers with the newly created
btrfs_workqueue.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Tested-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fb.com>
This commit is contained in:
Qu Wenruo 2014-02-28 10:46:14 +08:00 committed by Josef Bacik
parent 736cfa15e8
commit dc6e320998
4 changed files with 10 additions and 11 deletions
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2
fs/btrfs/ctree.h
View File

@ -1524,7 +1524,7 @@ struct btrfs_fs_info {
* the cow mechanism and make them safe to write. It happens
* for the sys_munmap function call path
*/
struct btrfs_workers fixup_workers;
struct btrfs_workqueue_struct *fixup_workers;
struct btrfs_workers delayed_workers;
struct task_struct *transaction_kthread;
struct task_struct *cleaner_kthread;

10
fs/btrfs/disk-io.c
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@ -1995,7 +1995,7 @@ static noinline int next_root_backup(struct btrfs_fs_info *info,
static void btrfs_stop_all_workers(struct btrfs_fs_info *fs_info)
{
btrfs_stop_workers(&fs_info->generic_worker);
btrfs_stop_workers(&fs_info->fixup_workers);
btrfs_destroy_workqueue(fs_info->fixup_workers);
btrfs_destroy_workqueue(fs_info->delalloc_workers);
btrfs_destroy_workqueue(fs_info->workers);
btrfs_destroy_workqueue(fs_info->endio_workers);
@ -2498,8 +2498,8 @@ int open_ctree(struct super_block *sb,
min_t(u64, fs_devices->num_devices,
max_active), 64);
btrfs_init_workers(&fs_info->fixup_workers, "fixup", 1,
&fs_info->generic_worker);
fs_info->fixup_workers =
btrfs_alloc_workqueue("fixup", flags, 1, 0);
/*
* endios are largely parallel and should have a very
@ -2532,7 +2532,6 @@ int open_ctree(struct super_block *sb,
* return -ENOMEM if any of these fail.
*/
ret = btrfs_start_workers(&fs_info->generic_worker);
ret |= btrfs_start_workers(&fs_info->fixup_workers);
ret |= btrfs_start_workers(&fs_info->delayed_workers);
ret |= btrfs_start_workers(&fs_info->qgroup_rescan_workers);
if (ret) {
@ -2545,7 +2544,8 @@ int open_ctree(struct super_block *sb,
fs_info->endio_meta_write_workers &&
fs_info->endio_write_workers && fs_info->endio_raid56_workers &&
fs_info->endio_freespace_worker && fs_info->rmw_workers &&
fs_info->caching_workers && fs_info->readahead_workers)) {
fs_info->caching_workers && fs_info->readahead_workers &&
fs_info->fixup_workers)) {
err = -ENOMEM;
goto fail_sb_buffer;
}

8
fs/btrfs/inode.c
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@ -1748,10 +1748,10 @@ int btrfs_set_extent_delalloc(struct inode *inode, u64 start, u64 end,
/* see btrfs_writepage_start_hook for details on why this is required */
struct btrfs_writepage_fixup {
struct page *page;
struct btrfs_work work;
struct btrfs_work_struct work;
};
static void btrfs_writepage_fixup_worker(struct btrfs_work *work)
static void btrfs_writepage_fixup_worker(struct btrfs_work_struct *work)
{
struct btrfs_writepage_fixup *fixup;
struct btrfs_ordered_extent *ordered;
@ -1842,9 +1842,9 @@ static int btrfs_writepage_start_hook(struct page *page, u64 start, u64 end)
SetPageChecked(page);
page_cache_get(page);
fixup->work.func = btrfs_writepage_fixup_worker;
btrfs_init_work(&fixup->work, btrfs_writepage_fixup_worker, NULL, NULL);
fixup->page = page;
btrfs_queue_worker(&root->fs_info->fixup_workers, &fixup->work);
btrfs_queue_work(root->fs_info->fixup_workers, &fixup->work);
return -EBUSY;
}

1
fs/btrfs/super.c
View File

@ -1328,7 +1328,6 @@ static void btrfs_resize_thread_pool(struct btrfs_fs_info *fs_info,
btrfs_workqueue_set_max(fs_info->delalloc_workers, new_pool_size);
btrfs_workqueue_set_max(fs_info->submit_workers, new_pool_size);
btrfs_workqueue_set_max(fs_info->caching_workers, new_pool_size);
btrfs_set_max_workers(&fs_info->fixup_workers, new_pool_size);
btrfs_workqueue_set_max(fs_info->endio_workers, new_pool_size);
btrfs_workqueue_set_max(fs_info->endio_meta_workers, new_pool_size);
btrfs_workqueue_set_max(fs_info->endio_meta_write_workers,