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Btrfs: clean up scrub is_dev_replace parameter 

struct scrub_ctx has an ->is_dev_replace member, so there's no point in
passing around is_dev_replace where sctx is available.

Signed-off-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Omar Sandoval 2018-08-14 11:09:52 -07:00 committed by David Sterba
parent 1da739678e
commit 3293428096
1 changed files with 9 additions and 14 deletions
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23
fs/btrfs/scrub.c
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@ -3022,8 +3022,7 @@ out:
static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
struct map_lookup *map,
struct btrfs_device *scrub_dev,
int num, u64 base, u64 length,
int is_dev_replace)
int num, u64 base, u64 length)
{
struct btrfs_path *path, *ppath;
struct btrfs_fs_info *fs_info = sctx->fs_info;
@ -3299,7 +3298,7 @@ again:
extent_physical = extent_logical - logical + physical;
extent_dev = scrub_dev;
extent_mirror_num = mirror_num;
if (is_dev_replace)
if (sctx->is_dev_replace)
scrub_remap_extent(fs_info, extent_logical,
extent_len, &extent_physical,
&extent_dev,
@ -3397,8 +3396,7 @@ static noinline_for_stack int scrub_chunk(struct scrub_ctx *sctx,
struct btrfs_device *scrub_dev,
u64 chunk_offset, u64 length,
u64 dev_offset,
struct btrfs_block_group_cache *cache,
int is_dev_replace)
struct btrfs_block_group_cache *cache)
{
struct btrfs_fs_info *fs_info = sctx->fs_info;
struct btrfs_mapping_tree *map_tree = &fs_info->mapping_tree;
@ -3435,8 +3433,7 @@ static noinline_for_stack int scrub_chunk(struct scrub_ctx *sctx,
if (map->stripes[i].dev->bdev == scrub_dev->bdev &&
map->stripes[i].physical == dev_offset) {
ret = scrub_stripe(sctx, map, scrub_dev, i,
chunk_offset, length,
is_dev_replace);
chunk_offset, length);
if (ret)
goto out;
}
@ -3449,8 +3446,7 @@ out:
static noinline_for_stack
int scrub_enumerate_chunks(struct scrub_ctx *sctx,
struct btrfs_device *scrub_dev, u64 start, u64 end,
int is_dev_replace)
struct btrfs_device *scrub_dev, u64 start, u64 end)
{
struct btrfs_dev_extent *dev_extent = NULL;
struct btrfs_path *path;
@ -3544,7 +3540,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx,
*/
scrub_pause_on(fs_info);
ret = btrfs_inc_block_group_ro(cache);
if (!ret && is_dev_replace) {
if (!ret && sctx->is_dev_replace) {
/*
* If we are doing a device replace wait for any tasks
* that started dellaloc right before we set the block
@ -3609,7 +3605,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx,
dev_replace->item_needs_writeback = 1;
btrfs_dev_replace_write_unlock(&fs_info->dev_replace);
ret = scrub_chunk(sctx, scrub_dev, chunk_offset, length,
found_key.offset, cache, is_dev_replace);
found_key.offset, cache);
/*
* flush, submit all pending read and write bios, afterwards
@ -3670,7 +3666,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx,
btrfs_put_block_group(cache);
if (ret)
break;
if (is_dev_replace &&
if (sctx->is_dev_replace &&
atomic64_read(&dev_replace->num_write_errors) > 0) {
ret = -EIO;
break;
@ -3893,8 +3889,7 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start,
}
if (!ret)
ret = scrub_enumerate_chunks(sctx, dev, start, end,
is_dev_replace);
ret = scrub_enumerate_chunks(sctx, dev, start, end);
wait_event(sctx->list_wait, atomic_read(&sctx->bios_in_flight) == 0);
atomic_dec(&fs_info->scrubs_running);