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path: root/fs/btrfs/free-space-cache.c
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Diffstat (limited to 'fs/btrfs/free-space-cache.c')
-rw-r--r--fs/btrfs/free-space-cache.c49
1 files changed, 24 insertions, 25 deletions
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 9a6ec9344c3e..f4bcb2530660 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -19,9 +19,7 @@
#include "transaction.h"
#include "disk-io.h"
#include "extent_io.h"
-#include "volumes.h"
#include "space-info.h"
-#include "delalloc-space.h"
#include "block-group.h"
#include "discard.h"
#include "subpage.h"
@@ -57,6 +55,11 @@ static void bitmap_clear_bits(struct btrfs_free_space_ctl *ctl,
struct btrfs_free_space *info, u64 offset,
u64 bytes, bool update_stats);
+static void btrfs_crc32c_final(u32 crc, u8 *result)
+{
+ put_unaligned_le32(~crc, result);
+}
+
static void __btrfs_remove_free_space_cache(struct btrfs_free_space_ctl *ctl)
{
struct btrfs_free_space *info;
@@ -79,7 +82,6 @@ static struct inode *__lookup_free_space_inode(struct btrfs_root *root,
struct btrfs_path *path,
u64 offset)
{
- struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_key key;
struct btrfs_key location;
struct btrfs_disk_key disk_key;
@@ -113,7 +115,7 @@ static struct inode *__lookup_free_space_inode(struct btrfs_root *root,
* sure NOFS is set to keep us from deadlocking.
*/
nofs_flag = memalloc_nofs_save();
- inode = btrfs_iget_path(fs_info->sb, location.objectid, root, path);
+ inode = btrfs_iget_path(location.objectid, root, path);
btrfs_release_path(path);
memalloc_nofs_restore(nofs_flag);
if (IS_ERR(inode))
@@ -135,7 +137,7 @@ struct inode *lookup_free_space_inode(struct btrfs_block_group *block_group,
spin_lock(&block_group->lock);
if (block_group->inode)
- inode = igrab(block_group->inode);
+ inode = igrab(&block_group->inode->vfs_inode);
spin_unlock(&block_group->lock);
if (inode)
return inode;
@@ -154,7 +156,7 @@ struct inode *lookup_free_space_inode(struct btrfs_block_group *block_group,
}
if (!test_and_set_bit(BLOCK_GROUP_FLAG_IREF, &block_group->runtime_flags))
- block_group->inode = igrab(inode);
+ block_group->inode = BTRFS_I(igrab(inode));
spin_unlock(&block_group->lock);
return inode;
@@ -354,7 +356,7 @@ int btrfs_truncate_free_space_cache(struct btrfs_trans_handle *trans,
if (ret)
goto fail;
- ret = btrfs_update_inode(trans, root, inode);
+ ret = btrfs_update_inode(trans, inode);
fail:
if (locked)
@@ -394,7 +396,7 @@ static int io_ctl_init(struct btrfs_io_ctl *io_ctl, struct inode *inode,
return -ENOMEM;
io_ctl->num_pages = num_pages;
- io_ctl->fs_info = btrfs_sb(inode->i_sb);
+ io_ctl->fs_info = inode_to_fs_info(inode);
io_ctl->inode = inode;
return 0;
@@ -434,8 +436,8 @@ static void io_ctl_drop_pages(struct btrfs_io_ctl *io_ctl)
for (i = 0; i < io_ctl->num_pages; i++) {
if (io_ctl->pages[i]) {
- btrfs_page_clear_checked(io_ctl->fs_info,
- io_ctl->pages[i],
+ btrfs_folio_clear_checked(io_ctl->fs_info,
+ page_folio(io_ctl->pages[i]),
page_offset(io_ctl->pages[i]),
PAGE_SIZE);
unlock_page(io_ctl->pages[i]);
@@ -540,7 +542,7 @@ static void io_ctl_set_crc(struct btrfs_io_ctl *io_ctl, int index)
if (index == 0)
offset = sizeof(u32) * io_ctl->num_pages;
- crc = btrfs_crc32c(crc, io_ctl->orig + offset, PAGE_SIZE - offset);
+ crc = crc32c(crc, io_ctl->orig + offset, PAGE_SIZE - offset);
btrfs_crc32c_final(crc, (u8 *)&crc);
io_ctl_unmap_page(io_ctl);
tmp = page_address(io_ctl->pages[0]);
@@ -562,7 +564,7 @@ static int io_ctl_check_crc(struct btrfs_io_ctl *io_ctl, int index)
val = *tmp;
io_ctl_map_page(io_ctl, 0);
- crc = btrfs_crc32c(crc, io_ctl->orig + offset, PAGE_SIZE - offset);
+ crc = crc32c(crc, io_ctl->orig + offset, PAGE_SIZE - offset);
btrfs_crc32c_final(crc, (u8 *)&crc);
if (val != crc) {
btrfs_err_rl(io_ctl->fs_info,
@@ -1266,7 +1268,7 @@ static int flush_dirty_cache(struct inode *inode)
{
int ret;
- ret = btrfs_wait_ordered_range(inode, 0, (u64)-1);
+ ret = btrfs_wait_ordered_range(BTRFS_I(inode), 0, (u64)-1);
if (ret)
clear_extent_bit(&BTRFS_I(inode)->io_tree, 0, inode->i_size - 1,
EXTENT_DELALLOC, NULL);
@@ -1322,7 +1324,7 @@ out:
"failed to write free space cache for block group %llu error %d",
block_group->start, ret);
}
- btrfs_update_inode(trans, root, BTRFS_I(inode));
+ btrfs_update_inode(trans, BTRFS_I(inode));
if (block_group) {
/* the dirty list is protected by the dirty_bgs_lock */
@@ -1363,7 +1365,6 @@ int btrfs_wait_cache_io(struct btrfs_trans_handle *trans,
/*
* Write out cached info to an inode.
*
- * @root: root the inode belongs to
* @inode: freespace inode we are writing out
* @ctl: free space cache we are going to write out
* @block_group: block_group for this cache if it belongs to a block_group
@@ -1374,7 +1375,7 @@ int btrfs_wait_cache_io(struct btrfs_trans_handle *trans,
* on mount. This will return 0 if it was successful in writing the cache out,
* or an errno if it was not.
*/
-static int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode,
+static int __btrfs_write_out_cache(struct inode *inode,
struct btrfs_free_space_ctl *ctl,
struct btrfs_block_group *block_group,
struct btrfs_io_ctl *io_ctl,
@@ -1482,7 +1483,7 @@ static int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode,
io_ctl->entries = entries;
io_ctl->bitmaps = bitmaps;
- ret = btrfs_fdatawrite_range(inode, 0, (u64)-1);
+ ret = btrfs_fdatawrite_range(BTRFS_I(inode), 0, (u64)-1);
if (ret)
goto out;
@@ -1507,7 +1508,7 @@ out:
invalidate_inode_pages2(inode->i_mapping);
BTRFS_I(inode)->generation = 0;
}
- btrfs_update_inode(trans, root, BTRFS_I(inode));
+ btrfs_update_inode(trans, BTRFS_I(inode));
if (must_iput)
iput(inode);
return ret;
@@ -1533,8 +1534,8 @@ int btrfs_write_out_cache(struct btrfs_trans_handle *trans,
if (IS_ERR(inode))
return 0;
- ret = __btrfs_write_out_cache(fs_info->tree_root, inode, ctl,
- block_group, &block_group->io_ctl, trans);
+ ret = __btrfs_write_out_cache(inode, ctl, block_group,
+ &block_group->io_ctl, trans);
if (ret) {
btrfs_debug(fs_info,
"failed to write free space cache for block group %llu error %d",
@@ -2618,7 +2619,7 @@ static void steal_from_bitmap(struct btrfs_free_space_ctl *ctl,
}
}
-int __btrfs_add_free_space(struct btrfs_block_group *block_group,
+static int __btrfs_add_free_space(struct btrfs_block_group *block_group,
u64 offset, u64 bytes,
enum btrfs_trim_state trim_state)
{
@@ -4157,15 +4158,13 @@ out:
int __init btrfs_free_space_init(void)
{
- btrfs_free_space_cachep = kmem_cache_create("btrfs_free_space",
- sizeof(struct btrfs_free_space), 0,
- SLAB_MEM_SPREAD, NULL);
+ btrfs_free_space_cachep = KMEM_CACHE(btrfs_free_space, 0);
if (!btrfs_free_space_cachep)
return -ENOMEM;
btrfs_free_space_bitmap_cachep = kmem_cache_create("btrfs_free_space_bitmap",
PAGE_SIZE, PAGE_SIZE,
- SLAB_MEM_SPREAD, NULL);
+ 0, NULL);
if (!btrfs_free_space_bitmap_cachep) {
kmem_cache_destroy(btrfs_free_space_cachep);
return -ENOMEM;
generated by cgit v1.2.3 (git 2.39.0) at 2025-08-29 09:40:07 +0300