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authorGeert Uytterhoeven <geert@linux-m68k.org>2013-08-20 15:20:14 +0400
committerChris Mason <chris.mason@fusionio.com>2013-09-01 16:16:15 +0400
commitfba6aa75654394fccf2530041e9451414c28084f (patch)
treeb204c6ad9f1c7c0a3dcab4508081acd5afd57963 /fs/btrfs/ctree.c
parent231e88f41027d90e9516d257d8085069b65686dd (diff)
downloadlinux-fba6aa75654394fccf2530041e9451414c28084f.tar.xz
Btrfs: Make btrfs_header_fsid() return unsigned long
Internally, btrfs_header_fsid() calculates an unsigned long, but casts it to a pointer, while all callers cast it to unsigned long again. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/ctree.c')
-rw-r--r--fs/btrfs/ctree.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 1d94242ec002..8e3efe3bad24 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -274,8 +274,7 @@ int btrfs_copy_root(struct btrfs_trans_handle *trans,
else
btrfs_set_header_owner(cow, new_root_objectid);
- write_extent_buffer(cow, root->fs_info->fsid,
- (unsigned long)btrfs_header_fsid(cow),
+ write_extent_buffer(cow, root->fs_info->fsid, btrfs_header_fsid(cow),
BTRFS_FSID_SIZE);
WARN_ON(btrfs_header_generation(buf) > trans->transid);
@@ -997,8 +996,7 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans,
else
btrfs_set_header_owner(cow, root->root_key.objectid);
- write_extent_buffer(cow, root->fs_info->fsid,
- (unsigned long)btrfs_header_fsid(cow),
+ write_extent_buffer(cow, root->fs_info->fsid, btrfs_header_fsid(cow),
BTRFS_FSID_SIZE);
ret = update_ref_for_cow(trans, root, buf, cow, &last_ref);
@@ -3109,8 +3107,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans,
btrfs_set_header_backref_rev(c, BTRFS_MIXED_BACKREF_REV);
btrfs_set_header_owner(c, root->root_key.objectid);
- write_extent_buffer(c, root->fs_info->fsid,
- (unsigned long)btrfs_header_fsid(c),
+ write_extent_buffer(c, root->fs_info->fsid, btrfs_header_fsid(c),
BTRFS_FSID_SIZE);
write_extent_buffer(c, root->fs_info->chunk_tree_uuid,
@@ -3250,8 +3247,7 @@ static noinline int split_node(struct btrfs_trans_handle *trans,
btrfs_set_header_backref_rev(split, BTRFS_MIXED_BACKREF_REV);
btrfs_set_header_owner(split, root->root_key.objectid);
write_extent_buffer(split, root->fs_info->fsid,
- (unsigned long)btrfs_header_fsid(split),
- BTRFS_FSID_SIZE);
+ btrfs_header_fsid(split), BTRFS_FSID_SIZE);
write_extent_buffer(split, root->fs_info->chunk_tree_uuid,
(unsigned long)btrfs_header_chunk_tree_uuid(split),
BTRFS_UUID_SIZE);
@@ -4006,8 +4002,7 @@ again:
btrfs_set_header_owner(right, root->root_key.objectid);
btrfs_set_header_level(right, 0);
write_extent_buffer(right, root->fs_info->fsid,
- (unsigned long)btrfs_header_fsid(right),
- BTRFS_FSID_SIZE);
+ btrfs_header_fsid(right), BTRFS_FSID_SIZE);
write_extent_buffer(right, root->fs_info->chunk_tree_uuid,
(unsigned long)btrfs_header_chunk_tree_uuid(right),