aboutsummaryrefslogtreecommitdiffstats
path: root/fs/btrfs
diff options
context:
space:
mode:
authorStefan Behrens <sbehrens@giantdisaster.de>2012-11-05 14:59:07 +0100
committerJosef Bacik <jbacik@fusionio.com>2012-12-12 17:15:34 -0500
commit5d9640517d92d05843711ea982cbeff42d7ed32d (patch)
treefa7f4fb0a3a5017e0e8cdcd7f7709e4d5a381785 /fs/btrfs
parent7ba15b7d211846c187a7c5dc75a5964476f8bc89 (diff)
Btrfs: Pass fs_info to btrfs_num_copies() instead of mapping_tree
This is required for the device replace procedure in a later step. Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/check-integrity.c12
-rw-r--r--fs/btrfs/disk-io.c2
-rw-r--r--fs/btrfs/extent_io.c11
-rw-r--r--fs/btrfs/volumes.c3
-rw-r--r--fs/btrfs/volumes.h2
5 files changed, 15 insertions, 15 deletions
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 5a3e45db642..58dfac1359a 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -723,7 +723,7 @@ static int btrfsic_process_superblock(struct btrfsic_state *state,
}
num_copies =
- btrfs_num_copies(&state->root->fs_info->mapping_tree,
+ btrfs_num_copies(state->root->fs_info,
next_bytenr, state->metablock_size);
if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)
printk(KERN_INFO "num_copies(log_bytenr=%llu) = %d\n",
@@ -903,7 +903,7 @@ static int btrfsic_process_superblock_dev_mirror(
}
num_copies =
- btrfs_num_copies(&state->root->fs_info->mapping_tree,
+ btrfs_num_copies(state->root->fs_info,
next_bytenr, state->metablock_size);
if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)
printk(KERN_INFO "num_copies(log_bytenr=%llu) = %d\n",
@@ -1287,7 +1287,7 @@ static int btrfsic_create_link_to_next_block(
*next_blockp = NULL;
if (0 == *num_copiesp) {
*num_copiesp =
- btrfs_num_copies(&state->root->fs_info->mapping_tree,
+ btrfs_num_copies(state->root->fs_info,
next_bytenr, state->metablock_size);
if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)
printk(KERN_INFO "num_copies(log_bytenr=%llu) = %d\n",
@@ -1489,7 +1489,7 @@ static int btrfsic_handle_extent_data(
chunk_len = num_bytes;
num_copies =
- btrfs_num_copies(&state->root->fs_info->mapping_tree,
+ btrfs_num_copies(state->root->fs_info,
next_bytenr, state->datablock_size);
if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)
printk(KERN_INFO "num_copies(log_bytenr=%llu) = %d\n",
@@ -2463,7 +2463,7 @@ static int btrfsic_process_written_superblock(
}
num_copies =
- btrfs_num_copies(&state->root->fs_info->mapping_tree,
+ btrfs_num_copies(state->root->fs_info,
next_bytenr, BTRFS_SUPER_INFO_SIZE);
if (state->print_mask & BTRFSIC_PRINT_MASK_NUM_COPIES)
printk(KERN_INFO "num_copies(log_bytenr=%llu) = %d\n",
@@ -2960,7 +2960,7 @@ static void btrfsic_cmp_log_and_dev_bytenr(struct btrfsic_state *state,
struct btrfsic_block_data_ctx block_ctx;
int match = 0;
- num_copies = btrfs_num_copies(&state->root->fs_info->mapping_tree,
+ num_copies = btrfs_num_copies(state->root->fs_info,
bytenr, state->metablock_size);
for (mirror_num = 1; mirror_num <= num_copies; mirror_num++) {
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index ff5d259ac27..ba2b931fd8f 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -387,7 +387,7 @@ static int btree_read_extent_buffer_pages(struct btrfs_root *root,
if (test_bit(EXTENT_BUFFER_CORRUPT, &eb->bflags))
break;
- num_copies = btrfs_num_copies(&root->fs_info->mapping_tree,
+ num_copies = btrfs_num_copies(root->fs_info,
eb->start, eb->len);
if (num_copies == 1)
break;
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 3c062c8d1d7..e0b7138909f 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2044,10 +2044,10 @@ static int clean_io_failure(u64 start, struct page *page)
spin_unlock(&BTRFS_I(inode)->io_tree.lock);
if (state && state->start == failrec->start) {
- map_tree = &BTRFS_I(inode)->root->fs_info->mapping_tree;
- num_copies = btrfs_num_copies(map_tree, failrec->logical,
- failrec->len);
+ num_copies = btrfs_num_copies(BTRFS_I(inode)->root->fs_info,
+ failrec->logical, failrec->len);
if (num_copies > 1) {
+ map_tree = &BTRFS_I(inode)->root->fs_info->mapping_tree;
ret = repair_io_failure(map_tree, start, failrec->len,
failrec->logical, page,
failrec->failed_mirror);
@@ -2157,9 +2157,8 @@ static int bio_readpage_error(struct bio *failed_bio, struct page *page,
* clean_io_failure() clean all those errors at once.
*/
}
- num_copies = btrfs_num_copies(
- &BTRFS_I(inode)->root->fs_info->mapping_tree,
- failrec->logical, failrec->len);
+ num_copies = btrfs_num_copies(BTRFS_I(inode)->root->fs_info,
+ failrec->logical, failrec->len);
if (num_copies == 1) {
/*
* we only have a single copy of the data, so don't bother with
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 1483041eb86..5612767b910 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -3785,8 +3785,9 @@ void btrfs_mapping_tree_free(struct btrfs_mapping_tree *tree)
}
}
-int btrfs_num_copies(struct btrfs_mapping_tree *map_tree, u64 logical, u64 len)
+int btrfs_num_copies(struct btrfs_fs_info *fs_info, u64 logical, u64 len)
{
+ struct btrfs_mapping_tree *map_tree = &fs_info->mapping_tree;
struct extent_map *em;
struct map_lookup *map;
struct extent_map_tree *em_tree = &map_tree->map_tree;
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 657bb12b306..35ea4424963 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -278,7 +278,7 @@ int btrfs_add_device(struct btrfs_trans_handle *trans,
struct btrfs_device *device);
int btrfs_rm_device(struct btrfs_root *root, char *device_path);
void btrfs_cleanup_fs_uuids(void);
-int btrfs_num_copies(struct btrfs_mapping_tree *map_tree, u64 logical, u64 len);
+int btrfs_num_copies(struct btrfs_fs_info *fs_info, u64 logical, u64 len);
int btrfs_grow_device(struct btrfs_trans_handle *trans,
struct btrfs_device *device, u64 new_size);
struct btrfs_device *btrfs_find_device(struct btrfs_root *root, u64 devid,