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btrfs: use enum for wq endio metadata type

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The enum exists but is not consistently used.

Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
David Sterba 2014-07-30 00:25:45 +02:00
parent 01d5bc3789
commit bfebd8b544
4 changed files with 14 additions and 18 deletions
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11
fs/btrfs/compression.c
View File

@ -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)) {

14
fs/btrfs/disk-io.c
View File

@ -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,

4
fs/btrfs/disk-io.h
View File

@ -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,

3
fs/btrfs/inode.c
View File

@ -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;
}