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btrfs: scrub: remove unused path inside scrub_stripe()

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The variable @path is no longer passed into any call sites after commit
18d30ab961 ("btrfs: scrub: use scrub_simple_mirror() to handle RAID56
data stripe scrub"), thus we can remove the variable completely.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2023-01-16 15:04:12 +08:00 committed by David Sterba
parent 5f50fa918f
commit 1d40329736
1 changed files with 0 additions and 15 deletions
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15
fs/btrfs/scrub.c
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@ -3707,7 +3707,6 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
struct btrfs_device *scrub_dev, struct btrfs_device *scrub_dev,
int stripe_index) int stripe_index)
{ {
struct btrfs_path *path;
struct btrfs_fs_info *fs_info = sctx->fs_info; struct btrfs_fs_info *fs_info = sctx->fs_info;
struct btrfs_root *root; struct btrfs_root *root;
struct btrfs_root *csum_root; struct btrfs_root *csum_root;
@ -3729,19 +3728,6 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
u64 stripe_end; u64 stripe_end;
int stop_loop = 0; int stop_loop = 0;
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
/*
* work on commit root. The related disk blocks are static as
* long as COW is applied. This means, it is save to rewrite
* them to repair disk errors without any race conditions
*/
path->search_commit_root = 1;
path->skip_locking = 1;
path->reada = READA_FORWARD;
wait_event(sctx->list_wait, wait_event(sctx->list_wait,
atomic_read(&sctx->bios_in_flight) == 0); atomic_read(&sctx->bios_in_flight) == 0);
scrub_blocked_if_needed(fs_info); scrub_blocked_if_needed(fs_info);
@ -3861,7 +3847,6 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
mutex_unlock(&sctx->wr_lock); mutex_unlock(&sctx->wr_lock);
blk_finish_plug(&plug); blk_finish_plug(&plug);
btrfs_free_path(path);
if (sctx->is_dev_replace && ret >= 0) { if (sctx->is_dev_replace && ret >= 0) {
int ret2; int ret2;