[prev in list] [next in list] [prev in thread] [next in thread]
List: linux-btrfs
Subject: [PATCH v5 06/18] btrfs: Replace fs_info->delalloc_workers with btrfs_workqueue
From: Qu Wenruo <quwenruo () cn ! fujitsu ! com>
Date: 2014-02-28 2:46:07
Message-ID: 1393555579-11271-7-git-send-email-quwenruo () cn ! fujitsu ! com
[Download RAW message or body]
Much like the fs_info->workers, replace the fs_info->delalloc_workers
use the same btrfs_workqueue.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Tested-by: David Sterba <dsterba@suse.cz>
---
Changelog:
v1->v2:
None
v2->v3:
None
v3->v4:
- Use the simplified btrfs_alloc_workqueue API.
v4->v5:
None
---
fs/btrfs/ctree.h | 2 +-
fs/btrfs/disk-io.c | 12 ++++--------
fs/btrfs/inode.c | 18 ++++++++----------
fs/btrfs/super.c | 2 +-
4 files changed, 14 insertions(+), 20 deletions(-)
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 448df5e..4e11f4b 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1506,7 +1506,7 @@ struct btrfs_fs_info {
*/
struct btrfs_workers generic_worker;
struct btrfs_workqueue_struct *workers;
- struct btrfs_workers delalloc_workers;
+ struct btrfs_workqueue_struct *delalloc_workers;
struct btrfs_workers flush_workers;
struct btrfs_workers endio_workers;
struct btrfs_workers endio_meta_workers;
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4040a43..f97bd17 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1993,7 +1993,7 @@ 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_stop_workers(&fs_info->delalloc_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);
@@ -2476,8 +2476,8 @@ int open_ctree(struct super_block *sb,
btrfs_alloc_workqueue("worker", flags | WQ_HIGHPRI,
max_active, 16);
- btrfs_init_workers(&fs_info->delalloc_workers, "delalloc",
- fs_info->thread_pool_size, NULL);
+ fs_info->delalloc_workers =
+ btrfs_alloc_workqueue("delalloc", flags, max_active, 2);
btrfs_init_workers(&fs_info->flush_workers, "flush_delalloc",
fs_info->thread_pool_size, NULL);
@@ -2495,9 +2495,6 @@ int open_ctree(struct super_block *sb,
*/
fs_info->submit_workers.idle_thresh = 64;
- fs_info->delalloc_workers.idle_thresh = 2;
- fs_info->delalloc_workers.ordered = 1;
-
btrfs_init_workers(&fs_info->fixup_workers, "fixup", 1,
&fs_info->generic_worker);
btrfs_init_workers(&fs_info->endio_workers, "endio",
@@ -2548,7 +2545,6 @@ int open_ctree(struct super_block *sb,
*/
ret = btrfs_start_workers(&fs_info->generic_worker);
ret |= btrfs_start_workers(&fs_info->submit_workers);
- ret |= btrfs_start_workers(&fs_info->delalloc_workers);
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);
@@ -2566,7 +2562,7 @@ int open_ctree(struct super_block *sb,
err = -ENOMEM;
goto fail_sb_buffer;
}
- if (!(fs_info->workers)) {
+ if (!(fs_info->workers && fs_info->delalloc_workers)) {
err = -ENOMEM;
goto fail_sb_buffer;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 197edee..01cfe99 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -324,7 +324,7 @@ struct async_cow {
u64 start;
u64 end;
struct list_head extents;
- struct btrfs_work work;
+ struct btrfs_work_struct work;
};
static noinline int add_async_extent(struct async_cow *cow,
@@ -1000,7 +1000,7 @@ out_unlock:
/*
* work queue call back to started compression on a file and pages
*/
-static noinline void async_cow_start(struct btrfs_work *work)
+static noinline void async_cow_start(struct btrfs_work_struct *work)
{
struct async_cow *async_cow;
int num_added = 0;
@@ -1018,7 +1018,7 @@ static noinline void async_cow_start(struct btrfs_work *work)
/*
* work queue call back to submit previously compressed pages
*/
-static noinline void async_cow_submit(struct btrfs_work *work)
+static noinline void async_cow_submit(struct btrfs_work_struct *work)
{
struct async_cow *async_cow;
struct btrfs_root *root;
@@ -1039,7 +1039,7 @@ static noinline void async_cow_submit(struct btrfs_work *work)
submit_compressed_extents(async_cow->inode, async_cow);
}
-static noinline void async_cow_free(struct btrfs_work *work)
+static noinline void async_cow_free(struct btrfs_work_struct *work)
{
struct async_cow *async_cow;
async_cow = container_of(work, struct async_cow, work);
@@ -1076,17 +1076,15 @@ static int cow_file_range_async(struct inode *inode, struct page *locked_page,
async_cow->end = cur_end;
INIT_LIST_HEAD(&async_cow->extents);
- async_cow->work.func = async_cow_start;
- async_cow->work.ordered_func = async_cow_submit;
- async_cow->work.ordered_free = async_cow_free;
- async_cow->work.flags = 0;
+ btrfs_init_work(&async_cow->work, async_cow_start,
+ async_cow_submit, async_cow_free);
nr_pages = (cur_end - start + PAGE_CACHE_SIZE) >>
PAGE_CACHE_SHIFT;
atomic_add(nr_pages, &root->fs_info->async_delalloc_pages);
- btrfs_queue_worker(&root->fs_info->delalloc_workers,
- &async_cow->work);
+ btrfs_queue_work(root->fs_info->delalloc_workers,
+ &async_cow->work);
if (atomic_read(&root->fs_info->async_delalloc_pages) > limit) {
wait_event(root->fs_info->async_submit_wait,
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 7039d3d7..e164d13 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1318,7 +1318,7 @@ static void btrfs_resize_thread_pool(struct btrfs_fs_info *fs_info,
btrfs_set_max_workers(&fs_info->generic_worker, new_pool_size);
btrfs_workqueue_set_max(fs_info->workers, new_pool_size);
- btrfs_set_max_workers(&fs_info->delalloc_workers, new_pool_size);
+ btrfs_workqueue_set_max(fs_info->delalloc_workers, new_pool_size);
btrfs_set_max_workers(&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);
--
1.9.0
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
[prev in list] [next in list] [prev in thread] [next in thread]
Configure |
About |
News |
Add a list |
Sponsored by KoreLogic