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-rw-r--r--fs/btrfs/ctree.h4
-rw-r--r--fs/btrfs/file.c16
-rw-r--r--fs/btrfs/inode.c12
-rw-r--r--fs/btrfs/ioctl.c5
-rw-r--r--fs/btrfs/tree-log.c7
5 files changed, 14 insertions, 30 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 81c772b5dc8e..71d6ff13d76e 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3323,10 +3323,10 @@ extern const struct file_operations btrfs_file_operations;
int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct inode *inode,
struct btrfs_path *path, u64 start, u64 end,
- u64 *hint_byte, int drop_cache);
+ int drop_cache);
int btrfs_drop_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct inode *inode, u64 start,
- u64 end, u64 *hint_byte, int drop_cache);
+ u64 end, int drop_cache);
int btrfs_mark_extent_written(struct btrfs_trans_handle *trans,
struct inode *inode, u64 start, u64 end);
int btrfs_release_file(struct inode *inode, struct file *file);
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 399f9d71a926..58598c249951 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -584,7 +584,7 @@ int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
int __btrfs_drop_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct inode *inode,
struct btrfs_path *path, u64 start, u64 end,
- u64 *hint_byte, int drop_cache)
+ int drop_cache)
{
struct extent_buffer *leaf;
struct btrfs_file_extent_item *fi;
@@ -716,7 +716,6 @@ next_slot:
new_key.objectid,
start - extent_offset, 0);
BUG_ON(ret); /* -ENOMEM */
- *hint_byte = disk_bytenr;
}
key.offset = start;
}
@@ -736,10 +735,8 @@ next_slot:
btrfs_set_file_extent_num_bytes(leaf, fi,
extent_end - end);
btrfs_mark_buffer_dirty(leaf);
- if (update_refs && disk_bytenr > 0) {
+ if (update_refs && disk_bytenr > 0)
inode_sub_bytes(inode, end - key.offset);
- *hint_byte = disk_bytenr;
- }
break;
}
@@ -755,10 +752,8 @@ next_slot:
btrfs_set_file_extent_num_bytes(leaf, fi,
start - key.offset);
btrfs_mark_buffer_dirty(leaf);
- if (update_refs && disk_bytenr > 0) {
+ if (update_refs && disk_bytenr > 0)
inode_sub_bytes(inode, extent_end - start);
- *hint_byte = disk_bytenr;
- }
if (end == extent_end)
break;
@@ -794,7 +789,6 @@ next_slot:
BUG_ON(ret); /* -ENOMEM */
inode_sub_bytes(inode,
extent_end - key.offset);
- *hint_byte = disk_bytenr;
}
if (end == extent_end)
@@ -834,7 +828,7 @@ next_slot:
int btrfs_drop_extents(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct inode *inode, u64 start,
- u64 end, u64 *hint_byte, int drop_cache)
+ u64 end, int drop_cache)
{
struct btrfs_path *path;
int ret;
@@ -843,7 +837,7 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans,
if (!path)
return -ENOMEM;
ret = __btrfs_drop_extents(trans, root, inode, path, start, end,
- hint_byte, drop_cache);
+ drop_cache);
btrfs_free_path(path);
return ret;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 24745b8f2745..f0a4792492ed 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -230,7 +230,6 @@ static noinline int cow_file_range_inline(struct btrfs_trans_handle *trans,
u64 inline_len = actual_end - start;
u64 aligned_end = (end + root->sectorsize - 1) &
~((u64)root->sectorsize - 1);
- u64 hint_byte;
u64 data_len = inline_len;
int ret;
@@ -247,8 +246,7 @@ static noinline int cow_file_range_inline(struct btrfs_trans_handle *trans,
return 1;
}
- ret = btrfs_drop_extents(trans, root, inode, start, aligned_end,
- &hint_byte, 1);
+ ret = btrfs_drop_extents(trans, root, inode, start, aligned_end, 1);
if (ret)
return ret;
@@ -1786,7 +1784,6 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
struct btrfs_path *path;
struct extent_buffer *leaf;
struct btrfs_key ins;
- u64 hint;
int ret;
path = btrfs_alloc_path();
@@ -1805,8 +1802,7 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
* with the others.
*/
ret = btrfs_drop_extents(trans, root, inode, file_pos,
- file_pos + num_bytes,
- &hint, 0);
+ file_pos + num_bytes, 0);
if (ret)
goto out;
@@ -3629,7 +3625,6 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size)
last_byte = (last_byte + mask) & ~mask;
if (!test_bit(EXTENT_FLAG_PREALLOC, &em->flags)) {
struct extent_map *hole_em;
- u64 hint_byte = 0;
hole_size = last_byte - cur_offset;
trans = btrfs_start_transaction(root, 3);
@@ -3640,8 +3635,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size)
err = btrfs_drop_extents(trans, root, inode,
cur_offset,
- cur_offset + hole_size,
- &hint_byte, 1);
+ cur_offset + hole_size, 1);
if (err) {
btrfs_abort_transaction(trans, root, err);
btrfs_end_transaction(trans, root);
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 95223222d5ad..5543fd562b55 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2353,7 +2353,6 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
int ret;
u64 len = olen;
u64 bs = root->fs_info->sb->s_blocksize;
- u64 hint_byte;
/*
* TODO:
@@ -2579,7 +2578,7 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
ret = btrfs_drop_extents(trans, root, inode,
new_key.offset,
new_key.offset + datal,
- &hint_byte, 1);
+ 1);
if (ret) {
btrfs_abort_transaction(trans, root,
ret);
@@ -2653,7 +2652,7 @@ static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
ret = btrfs_drop_extents(trans, root, inode,
new_key.offset,
new_key.offset + datal,
- &hint_byte, 1);
+ 1);
if (ret) {
btrfs_abort_transaction(trans, root,
ret);
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 5e2ffb95cc64..0c39f58973db 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -485,7 +485,6 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
int found_type;
u64 mask = root->sectorsize - 1;
u64 extent_end;
- u64 alloc_hint;
u64 start = key->offset;
u64 saved_nbytes;
struct btrfs_file_extent_item *item;
@@ -551,8 +550,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
saved_nbytes = inode_get_bytes(inode);
/* drop any overlapping extents */
- ret = btrfs_drop_extents(trans, root, inode, start, extent_end,
- &alloc_hint, 1);
+ ret = btrfs_drop_extents(trans, root, inode, start, extent_end, 1);
BUG_ON(ret);
if (found_type == BTRFS_FILE_EXTENT_REG ||
@@ -2843,9 +2841,8 @@ static int log_one_extent(struct btrfs_trans_handle *trans,
int ret;
if (BTRFS_I(inode)->logged_trans == trans->transid) {
- u64 tmp;
ret = __btrfs_drop_extents(trans, log, inode, dst_path, start,
- start + len, &tmp, 0);
+ start + len, 0);
if (ret)
return ret;
}