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authorZhao Lei <zhaolei@cn.fujitsu.com>2015-08-24 21:32:06 +0800
committerChris Mason <clm@fb.com>2015-11-10 19:27:10 -0800
commitaffe4a5ae18baa2ab67af42eb21d7d734b851819 (patch)
tree838762b328b89e199b0fdcca4adfbc1ebd732693 /fs
parentbtrfs: Use scrub_checksum_data and scrub_checksum_tree_block for scrub_recheck_block_checksum (diff)
downloadlinux-dev-affe4a5ae18baa2ab67af42eb21d7d734b851819.tar.xz
linux-dev-affe4a5ae18baa2ab67af42eb21d7d734b851819.zip
btrfs: Reduce unnecessary arguments in scrub_recheck_block
We don't need pass so many arguments for recheck sblock now, this patch cleans them. Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com> Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/scrub.c28
1 files changed, 8 insertions, 20 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 3e4db4b46a7d..f8a4ca2f39b0 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -248,9 +248,8 @@ static int scrub_handle_errored_block(struct scrub_block *sblock_to_check);
static int scrub_setup_recheck_block(struct scrub_block *original_sblock,
struct scrub_block *sblocks_for_recheck);
static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
- struct scrub_block *sblock, int is_metadata,
- int have_csum, u8 *csum, u64 generation,
- u16 csum_size, int retry_failed_mirror);
+ struct scrub_block *sblock,
+ int retry_failed_mirror);
static void scrub_recheck_block_checksum(struct scrub_block *sblock);
static int scrub_repair_block_from_good_copy(struct scrub_block *sblock_bad,
struct scrub_block *sblock_good);
@@ -885,11 +884,9 @@ static int scrub_handle_errored_block(struct scrub_block *sblock_to_check)
struct btrfs_fs_info *fs_info;
u64 length;
u64 logical;
- u64 generation;
unsigned int failed_mirror_index;
unsigned int is_metadata;
unsigned int have_csum;
- u8 *csum;
struct scrub_block *sblocks_for_recheck; /* holds one for each mirror */
struct scrub_block *sblock_bad;
int ret;
@@ -914,13 +911,11 @@ static int scrub_handle_errored_block(struct scrub_block *sblock_to_check)
}
length = sblock_to_check->page_count * PAGE_SIZE;
logical = sblock_to_check->pagev[0]->logical;
- generation = sblock_to_check->pagev[0]->generation;
BUG_ON(sblock_to_check->pagev[0]->mirror_num < 1);
failed_mirror_index = sblock_to_check->pagev[0]->mirror_num - 1;
is_metadata = !(sblock_to_check->pagev[0]->flags &
BTRFS_EXTENT_FLAG_DATA);
have_csum = sblock_to_check->pagev[0]->have_csum;
- csum = sblock_to_check->pagev[0]->csum;
dev = sblock_to_check->pagev[0]->dev;
if (sctx->is_dev_replace && !is_metadata && !have_csum) {
@@ -983,8 +978,7 @@ static int scrub_handle_errored_block(struct scrub_block *sblock_to_check)
sblock_bad = sblocks_for_recheck + failed_mirror_index;
/* build and submit the bios for the failed mirror, check checksums */
- scrub_recheck_block(fs_info, sblock_bad, is_metadata, have_csum,
- csum, generation, sctx->csum_size, 1);
+ scrub_recheck_block(fs_info, sblock_bad, 1);
if (!sblock_bad->header_error && !sblock_bad->checksum_error &&
sblock_bad->no_io_error_seen) {
@@ -1097,9 +1091,7 @@ nodatasum_case:
sblock_other = sblocks_for_recheck + mirror_index;
/* build and submit the bios, check checksums */
- scrub_recheck_block(fs_info, sblock_other, is_metadata,
- have_csum, csum, generation,
- sctx->csum_size, 0);
+ scrub_recheck_block(fs_info, sblock_other, 0);
if (!sblock_other->header_error &&
!sblock_other->checksum_error &&
@@ -1211,9 +1203,7 @@ nodatasum_case:
* is verified, but most likely the data comes out
* of the page cache.
*/
- scrub_recheck_block(fs_info, sblock_bad,
- is_metadata, have_csum, csum,
- generation, sctx->csum_size, 1);
+ scrub_recheck_block(fs_info, sblock_bad, 1);
if (!sblock_bad->header_error &&
!sblock_bad->checksum_error &&
sblock_bad->no_io_error_seen)
@@ -1482,9 +1472,8 @@ static int scrub_submit_raid56_bio_wait(struct btrfs_fs_info *fs_info,
* the pages that are errored in the just handled mirror can be repaired.
*/
static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
- struct scrub_block *sblock, int is_metadata,
- int have_csum, u8 *csum, u64 generation,
- u16 csum_size, int retry_failed_mirror)
+ struct scrub_block *sblock,
+ int retry_failed_mirror)
{
int page_num;
@@ -2151,9 +2140,8 @@ static void scrub_missing_raid56_worker(struct btrfs_work *work)
logical = sblock->pagev[0]->logical;
dev = sblock->pagev[0]->dev;
- if (sblock->no_io_error_seen) {
+ if (sblock->no_io_error_seen)
scrub_recheck_block_checksum(sblock);
- }
if (!sblock->no_io_error_seen) {
spin_lock(&sctx->stat_lock);