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WSL2-Linux-Kernel
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btrfs: Replace fs_info->endio_* workqueue with btrfs_workqueue. 

Replace the fs_info->endio_* workqueues 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 10:46:10 +08:00 коммит произвёл Josef Bacik
Родитель a44903abe9
Коммит fccb5d86d8
5 изменённых файлов: 68 добавлений и 81 удалений
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12
fs/btrfs/ctree.h
Просмотреть файл

@ -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;

104
fs/btrfs/disk-io.c
Просмотреть файл

@ -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;
};
/*
@ -678,32 +678,31 @@ 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,
&end_io_wq->work);
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,
&end_io_wq->work);
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,
&end_io_wq->work);
btrfs_queue_work(fs_info->endio_raid56_workers,
&end_io_wq->work);
else
btrfs_queue_worker(&fs_info->endio_write_workers,
&end_io_wq->work);
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,
&end_io_wq->work);
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,
&end_io_wq->work);
btrfs_queue_work(fs_info->endio_meta_workers,
&end_io_wq->work);
else
btrfs_queue_worker(&fs_info->endio_workers,
&end_io_wq->work);
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;
}

20
fs/btrfs/inode.c
Просмотреть файл

@ -2750,7 +2750,7 @@ out:
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;
}
@ -7046,10 +7045,9 @@ again:
if (!ret)
goto out_test;
ordered->work.func = finish_ordered_fn;
ordered->work.flags = 0;
btrfs_queue_worker(&root->fs_info->endio_write_workers,
&ordered->work);
btrfs_init_work(&ordered->work, finish_ordered_fn, NULL, NULL);
btrfs_queue_work(root->fs_info->endio_write_workers,
&ordered->work);
out_test:
/*
* our bio might span multiple ordered extents. If we haven't

2
fs/btrfs/ordered-data.h
Просмотреть файл

@ -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;

11
fs/btrfs/super.c
Просмотреть файл

@ -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,