summaryrefslogtreecommitdiffstats
path: root/fs/btrfs
diff options
context:
space:
mode:
authorDavid Sterba <dsterba@suse.cz>2014-07-30 00:25:45 +0200
committerDavid Sterba <dsterba@suse.cz>2014-10-02 17:30:28 +0200
commitbfebd8b5441755f228ad02273682d675d3335123 (patch)
tree3474dbe72cb9605ace32424983f1f5e3e977aea8 /fs/btrfs
parent01d5bc3789f8464abd13cc44e3cd6df9d17f2802 (diff)
downloadop-kernel-dev-bfebd8b5441755f228ad02273682d675d3335123.zip
op-kernel-dev-bfebd8b5441755f228ad02273682d675d3335123.tar.gz
btrfs: use enum for wq endio metadata type
The enum exists but is not consistently used. Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/compression.c11
-rw-r--r--fs/btrfs/disk-io.c14
-rw-r--r--fs/btrfs/disk-io.h4
-rw-r--r--fs/btrfs/inode.c3
4 files changed, 14 insertions, 18 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index eeee138..d3220d3 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -388,7 +388,8 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
* freed before we're done setting it up
*/
atomic_inc(&cb->pending_bios);
- ret = btrfs_bio_wq_end_io(root->fs_info, bio, 0);
+ ret = btrfs_bio_wq_end_io(root->fs_info, bio,
+ BTRFS_WQ_ENDIO_DATA);
BUG_ON(ret); /* -ENOMEM */
if (!skip_sum) {
@@ -419,7 +420,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
}
bio_get(bio);
- ret = btrfs_bio_wq_end_io(root->fs_info, bio, 0);
+ ret = btrfs_bio_wq_end_io(root->fs_info, bio, BTRFS_WQ_ENDIO_DATA);
BUG_ON(ret); /* -ENOMEM */
if (!skip_sum) {
@@ -668,7 +669,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
PAGE_CACHE_SIZE) {
bio_get(comp_bio);
- ret = btrfs_bio_wq_end_io(root->fs_info, comp_bio, 0);
+ ret = btrfs_bio_wq_end_io(root->fs_info, comp_bio,
+ BTRFS_WQ_ENDIO_DATA);
BUG_ON(ret); /* -ENOMEM */
/*
@@ -706,7 +708,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
}
bio_get(comp_bio);
- ret = btrfs_bio_wq_end_io(root->fs_info, comp_bio, 0);
+ ret = btrfs_bio_wq_end_io(root->fs_info, comp_bio,
+ BTRFS_WQ_ENDIO_DATA);
BUG_ON(ret); /* -ENOMEM */
if (!(BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) {
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 9b2a741..d7cb58e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -82,7 +82,7 @@ struct end_io_wq {
void *private;
struct btrfs_fs_info *info;
int error;
- int metadata;
+ enum btrfs_wq_endio_type metadata;
struct list_head list;
struct btrfs_work work;
};
@@ -733,16 +733,8 @@ static void end_workqueue_bio(struct bio *bio, int err)
btrfs_queue_work(wq, &end_io_wq->work);
}
-/*
- * For the metadata arg you want
- *
- * 0 - if data
- * 1 - if normal metadta
- * 2 - if writing to the free space cache area
- * 3 - raid parity work
- */
int btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio,
- int metadata)
+ enum btrfs_wq_endio_type metadata)
{
struct end_io_wq *end_io_wq;
@@ -930,7 +922,7 @@ static int btree_submit_bio_hook(struct inode *inode, int rw, struct bio *bio,
* can happen in the async kernel threads
*/
ret = btrfs_bio_wq_end_io(BTRFS_I(inode)->root->fs_info,
- bio, 1);
+ bio, BTRFS_WQ_ENDIO_METADATA);
if (ret)
goto out_w_error;
ret = btrfs_map_bio(BTRFS_I(inode)->root, rw, bio,
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 14d06ee..84da438 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -25,7 +25,7 @@
#define BTRFS_SUPER_MIRROR_MAX 3
#define BTRFS_SUPER_MIRROR_SHIFT 12
-enum {
+enum btrfs_wq_endio_type {
BTRFS_WQ_ENDIO_DATA = 0,
BTRFS_WQ_ENDIO_METADATA = 1,
BTRFS_WQ_ENDIO_FREE_SPACE = 2,
@@ -120,7 +120,7 @@ int btrfs_read_buffer(struct extent_buffer *buf, u64 parent_transid);
u32 btrfs_csum_data(char *data, u32 seed, size_t len);
void btrfs_csum_final(u32 crc, char *result);
int btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio,
- int metadata);
+ enum btrfs_wq_endio_type metadata);
int btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct inode *inode,
int rw, struct bio *bio, int mirror_num,
unsigned long bio_flags, u64 bio_offset,
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 344a322..b1e388d 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -7721,7 +7721,8 @@ static inline int __btrfs_submit_dio_bio(struct bio *bio, struct inode *inode,
bio_get(bio);
if (!write) {
- ret = btrfs_bio_wq_end_io(root->fs_info, bio, 0);
+ ret = btrfs_bio_wq_end_io(root->fs_info, bio,
+ BTRFS_WQ_ENDIO_DATA);
if (ret)
goto err;
}
OpenPOWER on IntegriCloud