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Commit fccb5d86 authored by Qu Wenruo's avatar Qu Wenruo Committed by Josef Bacik
Browse files

btrfs: Replace fs_info->endio_* workqueue with btrfs_workqueue. 



Replace the fs_info->endio_* workqueues with the newly created
btrfs_workqueue.

Signed-off-by: default avatarQu Wenruo <quwenruo@cn.fujitsu.com>
Tested-by: default avatarDavid Sterba <dsterba@suse.cz>
Signed-off-by: default avatarJosef Bacik <jbacik@fb.com>
parent a44903ab

fs/btrfs/ctree.h

+6 −6
Original line number Diff line number Diff line
@@ -1508,13 +1508,13 @@ struct btrfs_fs_info { 
	struct btrfs_workqueue_struct *workers;

	struct btrfs_workqueue_struct *delalloc_workers;

	struct btrfs_workqueue_struct *flush_workers;

	struct btrfs_workers endio_workers;

	struct btrfs_workers endio_meta_workers;

	struct btrfs_workers endio_raid56_workers;

	struct btrfs_workqueue_struct *endio_workers;

	struct btrfs_workqueue_struct *endio_meta_workers;

	struct btrfs_workqueue_struct *endio_raid56_workers;

	struct btrfs_workers rmw_workers;

	struct btrfs_workers endio_meta_write_workers;

	struct btrfs_workers endio_write_workers;

	struct btrfs_workers endio_freespace_worker;

	struct btrfs_workqueue_struct *endio_meta_write_workers;

	struct btrfs_workqueue_struct *endio_write_workers;

	struct btrfs_workqueue_struct *endio_freespace_worker;

	struct btrfs_workqueue_struct *submit_workers;

	struct btrfs_workers caching_workers;

	struct btrfs_workers readahead_workers;

fs/btrfs/disk-io.c

+46 −58
Original line number Diff line number Diff line
@@ -55,7 +55,7 @@ 
#endif



static struct extent_io_ops btree_extent_io_ops;

static void end_workqueue_fn(struct btrfs_work *work);

static void end_workqueue_fn(struct btrfs_work_struct *work);

static void free_fs_root(struct btrfs_root *root);

static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,

				    int read_only);
@@ -86,7 +86,7 @@ struct end_io_wq { 
	int error;

	int metadata;

	struct list_head list;

	struct btrfs_work work;

	struct btrfs_work_struct work;

};



/*
@@ -678,31 +678,30 @@ static void end_workqueue_bio(struct bio *bio, int err) 


	fs_info = end_io_wq->info;

	end_io_wq->error = err;

	end_io_wq->work.func = end_workqueue_fn;

	end_io_wq->work.flags = 0;

	btrfs_init_work(&end_io_wq->work, end_workqueue_fn, NULL, NULL);



	if (bio->bi_rw & REQ_WRITE) {

		if (end_io_wq->metadata == BTRFS_WQ_ENDIO_METADATA)

			btrfs_queue_worker(&fs_info->endio_meta_write_workers,

			btrfs_queue_work(fs_info->endio_meta_write_workers,

					 &end_io_wq->work);

		else if (end_io_wq->metadata == BTRFS_WQ_ENDIO_FREE_SPACE)

			btrfs_queue_worker(&fs_info->endio_freespace_worker,

			btrfs_queue_work(fs_info->endio_freespace_worker,

					 &end_io_wq->work);

		else if (end_io_wq->metadata == BTRFS_WQ_ENDIO_RAID56)

			btrfs_queue_worker(&fs_info->endio_raid56_workers,

			btrfs_queue_work(fs_info->endio_raid56_workers,

					 &end_io_wq->work);

		else

			btrfs_queue_worker(&fs_info->endio_write_workers,

			btrfs_queue_work(fs_info->endio_write_workers,

					 &end_io_wq->work);

	} else {

		if (end_io_wq->metadata == BTRFS_WQ_ENDIO_RAID56)

			btrfs_queue_worker(&fs_info->endio_raid56_workers,

			btrfs_queue_work(fs_info->endio_raid56_workers,

					 &end_io_wq->work);

		else if (end_io_wq->metadata)

			btrfs_queue_worker(&fs_info->endio_meta_workers,

			btrfs_queue_work(fs_info->endio_meta_workers,

					 &end_io_wq->work);

		else

			btrfs_queue_worker(&fs_info->endio_workers,

			btrfs_queue_work(fs_info->endio_workers,

					 &end_io_wq->work);

	}

}
@@ -1669,7 +1668,7 @@ static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi) 
 * called by the kthread helper functions to finally call the bio end_io

 * functions.  This is where read checksum verification actually happens

 */

static void end_workqueue_fn(struct btrfs_work *work)

static void end_workqueue_fn(struct btrfs_work_struct *work)

{

	struct bio *bio;

	struct end_io_wq *end_io_wq;
@@ -1999,13 +1998,13 @@ static void btrfs_stop_all_workers(struct btrfs_fs_info *fs_info) 
	btrfs_stop_workers(&fs_info->fixup_workers);

	btrfs_destroy_workqueue(fs_info->delalloc_workers);

	btrfs_destroy_workqueue(fs_info->workers);

	btrfs_stop_workers(&fs_info->endio_workers);

	btrfs_stop_workers(&fs_info->endio_meta_workers);

	btrfs_stop_workers(&fs_info->endio_raid56_workers);

	btrfs_destroy_workqueue(fs_info->endio_workers);

	btrfs_destroy_workqueue(fs_info->endio_meta_workers);

	btrfs_destroy_workqueue(fs_info->endio_raid56_workers);

	btrfs_stop_workers(&fs_info->rmw_workers);

	btrfs_stop_workers(&fs_info->endio_meta_write_workers);

	btrfs_stop_workers(&fs_info->endio_write_workers);

	btrfs_stop_workers(&fs_info->endio_freespace_worker);

	btrfs_destroy_workqueue(fs_info->endio_meta_write_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_stop_workers(&fs_info->delayed_workers);

	btrfs_stop_workers(&fs_info->caching_workers);
@@ -2501,26 +2500,26 @@ int open_ctree(struct super_block *sb, 


	btrfs_init_workers(&fs_info->fixup_workers, "fixup", 1,

			   &fs_info->generic_worker);

	btrfs_init_workers(&fs_info->endio_workers, "endio",

			   fs_info->thread_pool_size,

			   &fs_info->generic_worker);

	btrfs_init_workers(&fs_info->endio_meta_workers, "endio-meta",

			   fs_info->thread_pool_size,

			   &fs_info->generic_worker);

	btrfs_init_workers(&fs_info->endio_meta_write_workers,

			   "endio-meta-write", fs_info->thread_pool_size,

			   &fs_info->generic_worker);

	btrfs_init_workers(&fs_info->endio_raid56_workers,

			   "endio-raid56", fs_info->thread_pool_size,

			   &fs_info->generic_worker);



	/*

	 * endios are largely parallel and should have a very

	 * low idle thresh

	 */

	fs_info->endio_workers =

		btrfs_alloc_workqueue("endio", flags, max_active, 4);

	fs_info->endio_meta_workers =

		btrfs_alloc_workqueue("endio-meta", flags, max_active, 4);

	fs_info->endio_meta_write_workers =

		btrfs_alloc_workqueue("endio-meta-write", flags, max_active, 2);

	fs_info->endio_raid56_workers =

		btrfs_alloc_workqueue("endio-raid56", flags, max_active, 4);

	btrfs_init_workers(&fs_info->rmw_workers,

			   "rmw", fs_info->thread_pool_size,

			   &fs_info->generic_worker);

	btrfs_init_workers(&fs_info->endio_write_workers, "endio-write",

			   fs_info->thread_pool_size,

			   &fs_info->generic_worker);

	btrfs_init_workers(&fs_info->endio_freespace_worker, "freespace-write",

			   1, &fs_info->generic_worker);

	fs_info->endio_write_workers =

		btrfs_alloc_workqueue("endio-write", flags, max_active, 2);

	fs_info->endio_freespace_worker =

		btrfs_alloc_workqueue("freespace-write", flags, max_active, 0);

	btrfs_init_workers(&fs_info->delayed_workers, "delayed-meta",

			   fs_info->thread_pool_size,

			   &fs_info->generic_worker);
@@ -2530,17 +2529,8 @@ int open_ctree(struct super_block *sb, 
	btrfs_init_workers(&fs_info->qgroup_rescan_workers, "qgroup-rescan", 1,

			   &fs_info->generic_worker);



	/*

	 * endios are largely parallel and should have a very

	 * low idle thresh

	 */

	fs_info->endio_workers.idle_thresh = 4;

	fs_info->endio_meta_workers.idle_thresh = 4;

	fs_info->endio_raid56_workers.idle_thresh = 4;

	fs_info->rmw_workers.idle_thresh = 2;



	fs_info->endio_write_workers.idle_thresh = 2;

	fs_info->endio_meta_write_workers.idle_thresh = 2;

	fs_info->readahead_workers.idle_thresh = 2;



	/*
@@ -2549,13 +2539,7 @@ int open_ctree(struct super_block *sb, 
	 */

	ret = btrfs_start_workers(&fs_info->generic_worker);

	ret |= btrfs_start_workers(&fs_info->fixup_workers);

	ret |= btrfs_start_workers(&fs_info->endio_workers);

	ret |= btrfs_start_workers(&fs_info->endio_meta_workers);

	ret |= btrfs_start_workers(&fs_info->rmw_workers);

	ret |= btrfs_start_workers(&fs_info->endio_raid56_workers);

	ret |= btrfs_start_workers(&fs_info->endio_meta_write_workers);

	ret |= btrfs_start_workers(&fs_info->endio_write_workers);

	ret |= btrfs_start_workers(&fs_info->endio_freespace_worker);

	ret |= btrfs_start_workers(&fs_info->delayed_workers);

	ret |= btrfs_start_workers(&fs_info->caching_workers);

	ret |= btrfs_start_workers(&fs_info->readahead_workers);
@@ -2565,7 +2549,11 @@ int open_ctree(struct super_block *sb, 
		goto fail_sb_buffer;

	}

	if (!(fs_info->workers && fs_info->delalloc_workers &&

	      fs_info->submit_workers && fs_info->flush_workers)) {

	      fs_info->submit_workers && fs_info->flush_workers &&

	      fs_info->endio_workers && fs_info->endio_meta_workers &&

	      fs_info->endio_meta_write_workers &&

	      fs_info->endio_write_workers && fs_info->endio_raid56_workers &&

	      fs_info->endio_freespace_worker)) {

		err = -ENOMEM;

		goto fail_sb_buffer;

	}

fs/btrfs/inode.c

+9 −11
Original line number Diff line number Diff line
@@ -2750,7 +2750,7 @@ static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent) 
	return ret;

}



static void finish_ordered_fn(struct btrfs_work *work)

static void finish_ordered_fn(struct btrfs_work_struct *work)

{

	struct btrfs_ordered_extent *ordered_extent;

	ordered_extent = container_of(work, struct btrfs_ordered_extent, work);
@@ -2763,7 +2763,7 @@ static int btrfs_writepage_end_io_hook(struct page *page, u64 start, u64 end, 
	struct inode *inode = page->mapping->host;

	struct btrfs_root *root = BTRFS_I(inode)->root;

	struct btrfs_ordered_extent *ordered_extent = NULL;

	struct btrfs_workers *workers;

	struct btrfs_workqueue_struct *workers;



	trace_btrfs_writepage_end_io_hook(page, start, end, uptodate);
@@ -2772,14 +2772,13 @@ static int btrfs_writepage_end_io_hook(struct page *page, u64 start, u64 end, 
					    end - start + 1, uptodate))

		return 0;



	ordered_extent->work.func = finish_ordered_fn;

	ordered_extent->work.flags = 0;

	btrfs_init_work(&ordered_extent->work, finish_ordered_fn, NULL, NULL);



	if (btrfs_is_free_space_inode(inode))

		workers = &root->fs_info->endio_freespace_worker;

		workers = root->fs_info->endio_freespace_worker;

	else

		workers = &root->fs_info->endio_write_workers;

	btrfs_queue_worker(workers, &ordered_extent->work);

		workers = root->fs_info->endio_write_workers;

	btrfs_queue_work(workers, &ordered_extent->work);



	return 0;

}
@@ -7046,9 +7045,8 @@ static void btrfs_endio_direct_write(struct bio *bio, int err) 
	if (!ret)

		goto out_test;



	ordered->work.func = finish_ordered_fn;

	ordered->work.flags = 0;

	btrfs_queue_worker(&root->fs_info->endio_write_workers,

	btrfs_init_work(&ordered->work, finish_ordered_fn, NULL, NULL);

	btrfs_queue_work(root->fs_info->endio_write_workers,

			 &ordered->work);

out_test:

	/*

fs/btrfs/ordered-data.h

+1 −1
Original line number Diff line number Diff line
@@ -130,7 +130,7 @@ struct btrfs_ordered_extent { 
	/* a per root list of all the pending ordered extents */

	struct list_head root_extent_list;



	struct btrfs_work work;

	struct btrfs_work_struct work;



	struct completion completion;

	struct btrfs_work_struct flush_work;

fs/btrfs/super.c

+6 −5
Original line number Diff line number Diff line
@@ -1329,11 +1329,12 @@ static void btrfs_resize_thread_pool(struct btrfs_fs_info *fs_info, 
	btrfs_workqueue_set_max(fs_info->submit_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->caching_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->fixup_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->endio_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->endio_meta_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->endio_meta_write_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->endio_write_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->endio_freespace_worker, 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,

				new_pool_size);

	btrfs_workqueue_set_max(fs_info->endio_write_workers, new_pool_size);

	btrfs_workqueue_set_max(fs_info->endio_freespace_worker, new_pool_size);

	btrfs_set_max_workers(&fs_info->delayed_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->readahead_workers, new_pool_size);

	btrfs_set_max_workers(&fs_info->scrub_wr_completion_workers,