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Merge branch 'cleanups-post-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.1

Browse Source 
Signed-off-by: Chris Mason <clm@fb.com>

Conflicts:
	fs/btrfs/disk-io.c
This commit is contained in:
Chris Mason
2015-03-25 10:52:48 -07:00
parent 9deed229fa a4f3d2c4ef
commit fc4c3c872f
25 changed files with 384 additions and 350 deletions
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34
fs/btrfs/volumes.c
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@@ -608,8 +608,7 @@ error:
return ERR_PTR(-ENOMEM);
}
void btrfs_close_extra_devices(struct btrfs_fs_info *fs_info,
struct btrfs_fs_devices *fs_devices, int step)
void btrfs_close_extra_devices(struct btrfs_fs_devices *fs_devices, int step)
{
struct btrfs_device *device, *next;
struct btrfs_device *latest_dev = NULL;
@@ -2486,8 +2485,7 @@ int btrfs_grow_device(struct btrfs_trans_handle *trans,
}
static int btrfs_free_chunk(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
u64 chunk_tree, u64 chunk_objectid,
struct btrfs_root *root, u64 chunk_objectid,
u64 chunk_offset)
{
int ret;
@@ -2579,7 +2577,6 @@ int btrfs_remove_chunk(struct btrfs_trans_handle *trans,
struct map_lookup *map;
u64 dev_extent_len = 0;
u64 chunk_objectid = BTRFS_FIRST_CHUNK_TREE_OBJECTID;
u64 chunk_tree = root->fs_info->chunk_root->objectid;
int i, ret = 0;
/* Just in case */
@@ -2633,8 +2630,7 @@ int btrfs_remove_chunk(struct btrfs_trans_handle *trans,
}
}
}
ret = btrfs_free_chunk(trans, root, chunk_tree, chunk_objectid,
chunk_offset);
ret = btrfs_free_chunk(trans, root, chunk_objectid, chunk_offset);
if (ret) {
btrfs_abort_transaction(trans, root, ret);
goto out;
@@ -2663,8 +2659,8 @@ out:
}
static int btrfs_relocate_chunk(struct btrfs_root *root,
u64 chunk_tree, u64 chunk_objectid,
u64 chunk_offset)
u64 chunk_objectid,
u64 chunk_offset)
{
struct btrfs_root *extent_root;
struct btrfs_trans_handle *trans;
@@ -2706,7 +2702,6 @@ static int btrfs_relocate_sys_chunks(struct btrfs_root *root)
struct btrfs_chunk *chunk;
struct btrfs_key key;
struct btrfs_key found_key;
u64 chunk_tree = chunk_root->root_key.objectid;
u64 chunk_type;
bool retried = false;
int failed = 0;
@@ -2743,7 +2738,7 @@ again:
btrfs_release_path(path);
if (chunk_type & BTRFS_BLOCK_GROUP_SYSTEM) {
ret = btrfs_relocate_chunk(chunk_root, chunk_tree,
ret = btrfs_relocate_chunk(chunk_root,
found_key.objectid,
found_key.offset);
if (ret == -ENOSPC)
@@ -3254,7 +3249,6 @@ again:
}
ret = btrfs_relocate_chunk(chunk_root,
chunk_root->root_key.objectid,
found_key.objectid,
found_key.offset);
if (ret && ret != -ENOSPC)
@@ -3956,7 +3950,6 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
struct btrfs_dev_extent *dev_extent = NULL;
struct btrfs_path *path;
u64 length;
u64 chunk_tree;
u64 chunk_objectid;
u64 chunk_offset;
int ret;
@@ -4026,13 +4019,11 @@ again:
break;
}
chunk_tree = btrfs_dev_extent_chunk_tree(l, dev_extent);
chunk_objectid = btrfs_dev_extent_chunk_objectid(l, dev_extent);
chunk_offset = btrfs_dev_extent_chunk_offset(l, dev_extent);
btrfs_release_path(path);
ret = btrfs_relocate_chunk(root, chunk_tree, chunk_objectid,
chunk_offset);
ret = btrfs_relocate_chunk(root, chunk_objectid, chunk_offset);
if (ret && ret != -ENOSPC)
goto done;
if (ret == -ENOSPC)
@@ -4130,7 +4121,7 @@ static int btrfs_cmp_device_info(const void *a, const void *b)
return 0;
}
static struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = {
static const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES] = {
[BTRFS_RAID_RAID10] = {
.sub_stripes = 2,
.dev_stripes = 1,
@@ -5833,8 +5824,8 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
u64 length = 0;
u64 map_length;
int ret;
int dev_nr = 0;
int total_devs = 1;
int dev_nr;
int total_devs;
struct btrfs_bio *bbio = NULL;
length = bio->bi_iter.bi_size;
@@ -5875,11 +5866,10 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
BUG();
}
while (dev_nr < total_devs) {
for (dev_nr = 0; dev_nr < total_devs; dev_nr++) {
dev = bbio->stripes[dev_nr].dev;
if (!dev || !dev->bdev || (rw & WRITE && !dev->writeable)) {
bbio_error(bbio, first_bio, logical);
dev_nr++;
continue;
}
@@ -5892,7 +5882,6 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
ret = breakup_stripe_bio(root, bbio, first_bio, dev,
dev_nr, rw, async_submit);
BUG_ON(ret);
dev_nr++;
continue;
}
@@ -5907,7 +5896,6 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
submit_stripe_bio(root, bbio, bio,
bbio->stripes[dev_nr].physical, dev_nr, rw,
async_submit);
dev_nr++;
}
btrfs_bio_counter_dec(root->fs_info);
return 0;