Merge tag 'for-5.20-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
Merge commit. Changes below are compared with the first parent: ab17c0cd.
Changes
57 files changed · +3842 −2829
Only the first 600 diff lines are shown. Download the complete patch.
arch/parisc/include/asm/cacheflush.h
View filediff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index 8d03b3b..0bdee67 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -22,7 +22,7 @@ void flush_kernel_icache_range_asm(unsigned long, unsigned long);
void flush_user_dcache_range_asm(unsigned long, unsigned long);
void flush_kernel_dcache_range_asm(unsigned long, unsigned long);
void purge_kernel_dcache_range_asm(unsigned long, unsigned long);
-void flush_kernel_dcache_page_asm(void *);
+void flush_kernel_dcache_page_asm(const void *addr);
void flush_kernel_icache_page(void *);
/* Cache flush operations */
@@ -31,7 +31,7 @@ void flush_cache_all_local(void);
void flush_cache_all(void);
void flush_cache_mm(struct mm_struct *mm);
-void flush_kernel_dcache_page_addr(void *addr);
+void flush_kernel_dcache_page_addr(const void *addr);
#define flush_kernel_dcache_range(start,size) \
flush_kernel_dcache_range_asm((start), (start)+(size));
@@ -75,7 +75,7 @@ void flush_dcache_page_asm(unsigned long phys_addr, unsigned long vaddr);
void flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr);
#define ARCH_HAS_FLUSH_ON_KUNMAP
-static inline void kunmap_flush_on_unmap(void *addr)
+static inline void kunmap_flush_on_unmap(const void *addr)
{
flush_kernel_dcache_page_addr(addr);
}
arch/parisc/kernel/cache.c
View filediff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index a9bc578..993999a 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -549,7 +549,7 @@ extern void purge_kernel_dcache_page_asm(unsigned long);
extern void clear_user_page_asm(void *, unsigned long);
extern void copy_user_page_asm(void *, void *, unsigned long);
-void flush_kernel_dcache_page_addr(void *addr)
+void flush_kernel_dcache_page_addr(const void *addr)
{
unsigned long flags;
fs/btrfs/async-thread.h
View filediff --git a/fs/btrfs/async-thread.h b/fs/btrfs/async-thread.h
index 0796052..6e2596d 100644
--- a/fs/btrfs/async-thread.h
+++ b/fs/btrfs/async-thread.h
@@ -13,7 +13,6 @@ struct btrfs_fs_info;
struct btrfs_workqueue;
struct btrfs_work;
typedef void (*btrfs_func_t)(struct btrfs_work *arg);
-typedef void (*btrfs_work_func_t)(struct work_struct *arg);
struct btrfs_work {
btrfs_func_t func;
fs/btrfs/backref.c
View filediff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index ebc392e..d385357 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -2028,10 +2028,29 @@ out:
return ret;
}
+static int build_ino_list(u64 inum, u64 offset, u64 root, void *ctx)
+{
+ struct btrfs_data_container *inodes = ctx;
+ const size_t c = 3 * sizeof(u64);
+
+ if (inodes->bytes_left >= c) {
+ inodes->bytes_left -= c;
+ inodes->val[inodes->elem_cnt] = inum;
+ inodes->val[inodes->elem_cnt + 1] = offset;
+ inodes->val[inodes->elem_cnt + 2] = root;
+ inodes->elem_cnt += 3;
+ } else {
+ inodes->bytes_missing += c - inodes->bytes_left;
+ inodes->bytes_left = 0;
+ inodes->elem_missed += 3;
+ }
+
+ return 0;
+}
+
int iterate_inodes_from_logical(u64 logical, struct btrfs_fs_info *fs_info,
struct btrfs_path *path,
- iterate_extent_inodes_t *iterate, void *ctx,
- bool ignore_offset)
+ void *ctx, bool ignore_offset)
{
int ret;
u64 extent_item_pos;
@@ -2049,17 +2068,15 @@ int iterate_inodes_from_logical(u64 logical, struct btrfs_fs_info *fs_info,
extent_item_pos = logical - found_key.objectid;
ret = iterate_extent_inodes(fs_info, found_key.objectid,
extent_item_pos, search_commit_root,
- iterate, ctx, ignore_offset);
+ build_ino_list, ctx, ignore_offset);
return ret;
}
-typedef int (iterate_irefs_t)(u64 parent, u32 name_len, unsigned long name_off,
- struct extent_buffer *eb, void *ctx);
+static int inode_to_path(u64 inum, u32 name_len, unsigned long name_off,
+ struct extent_buffer *eb, struct inode_fs_paths *ipath);
-static int iterate_inode_refs(u64 inum, struct btrfs_root *fs_root,
- struct btrfs_path *path,
- iterate_irefs_t *iterate, void *ctx)
+static int iterate_inode_refs(u64 inum, struct inode_fs_paths *ipath)
{
int ret = 0;
int slot;
@@ -2068,6 +2085,8 @@ static int iterate_inode_refs(u64 inum, struct btrfs_root *fs_root,
u32 name_len;
u64 parent = 0;
int found = 0;
+ struct btrfs_root *fs_root = ipath->fs_root;
+ struct btrfs_path *path = ipath->btrfs_path;
struct extent_buffer *eb;
struct btrfs_inode_ref *iref;
struct btrfs_key found_key;
@@ -2103,8 +2122,8 @@ static int iterate_inode_refs(u64 inum, struct btrfs_root *fs_root,
"following ref at offset %u for inode %llu in tree %llu",
cur, found_key.objectid,
fs_root->root_key.objectid);
- ret = iterate(parent, name_len,
- (unsigned long)(iref + 1), eb, ctx);
+ ret = inode_to_path(parent, name_len,
+ (unsigned long)(iref + 1), eb, ipath);
if (ret)
break;
len = sizeof(*iref) + name_len;
@@ -2118,15 +2137,15 @@ static int iterate_inode_refs(u64 inum, struct btrfs_root *fs_root,
return ret;
}
-static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
- struct btrfs_path *path,
- iterate_irefs_t *iterate, void *ctx)
+static int iterate_inode_extrefs(u64 inum, struct inode_fs_paths *ipath)
{
int ret;
int slot;
u64 offset = 0;
u64 parent;
int found = 0;
+ struct btrfs_root *fs_root = ipath->fs_root;
+ struct btrfs_path *path = ipath->btrfs_path;
struct extent_buffer *eb;
struct btrfs_inode_extref *extref;
u32 item_size;
@@ -2162,8 +2181,8 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
extref = (struct btrfs_inode_extref *)(ptr + cur_offset);
parent = btrfs_inode_extref_parent(eb, extref);
name_len = btrfs_inode_extref_name_len(eb, extref);
- ret = iterate(parent, name_len,
- (unsigned long)&extref->name, eb, ctx);
+ ret = inode_to_path(parent, name_len,
+ (unsigned long)&extref->name, eb, ipath);
if (ret)
break;
@@ -2180,34 +2199,13 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
return ret;
}
-static int iterate_irefs(u64 inum, struct btrfs_root *fs_root,
- struct btrfs_path *path, iterate_irefs_t *iterate,
- void *ctx)
-{
- int ret;
- int found_refs = 0;
-
- ret = iterate_inode_refs(inum, fs_root, path, iterate, ctx);
- if (!ret)
- ++found_refs;
- else if (ret != -ENOENT)
- return ret;
-
- ret = iterate_inode_extrefs(inum, fs_root, path, iterate, ctx);
- if (ret == -ENOENT && found_refs)
- return 0;
-
- return ret;
-}
-
/*
* returns 0 if the path could be dumped (probably truncated)
* returns <0 in case of an error
*/
static int inode_to_path(u64 inum, u32 name_len, unsigned long name_off,
- struct extent_buffer *eb, void *ctx)
+ struct extent_buffer *eb, struct inode_fs_paths *ipath)
{
- struct inode_fs_paths *ipath = ctx;
char *fspath;
char *fspath_min;
int i = ipath->fspath->elem_cnt;
@@ -2248,8 +2246,20 @@ static int inode_to_path(u64 inum, u32 name_len, unsigned long name_off,
*/
int paths_from_inode(u64 inum, struct inode_fs_paths *ipath)
{
- return iterate_irefs(inum, ipath->fs_root, ipath->btrfs_path,
- inode_to_path, ipath);
+ int ret;
+ int found_refs = 0;
+
+ ret = iterate_inode_refs(inum, ipath);
+ if (!ret)
+ ++found_refs;
+ else if (ret != -ENOENT)
+ return ret;
+
+ ret = iterate_inode_extrefs(inum, ipath);
+ if (ret == -ENOENT && found_refs)
+ return 0;
+
+ return ret;
}
struct btrfs_data_container *init_data_container(u32 total_bytes)
fs/btrfs/backref.h
View filediff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h
index ba45403..2759de7 100644
--- a/fs/btrfs/backref.h
+++ b/fs/btrfs/backref.h
@@ -35,8 +35,7 @@ int iterate_extent_inodes(struct btrfs_fs_info *fs_info,
bool ignore_offset);
int iterate_inodes_from_logical(u64 logical, struct btrfs_fs_info *fs_info,
- struct btrfs_path *path,
- iterate_extent_inodes_t *iterate, void *ctx,
+ struct btrfs_path *path, void *ctx,
bool ignore_offset);
int paths_from_inode(u64 inum, struct inode_fs_paths *ipath);
fs/btrfs/block-group.c
View filediff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c
index ede389f..c3aecfb 100644
--- a/fs/btrfs/block-group.c
+++ b/fs/btrfs/block-group.c
@@ -1051,8 +1051,13 @@ int btrfs_remove_block_group(struct btrfs_trans_handle *trans,
< block_group->zone_unusable);
WARN_ON(block_group->space_info->disk_total
< block_group->length * factor);
+ WARN_ON(block_group->zone_is_active &&
+ block_group->space_info->active_total_bytes
+ < block_group->length);
}
block_group->space_info->total_bytes -= block_group->length;
+ if (block_group->zone_is_active)
+ block_group->space_info->active_total_bytes -= block_group->length;
block_group->space_info->bytes_readonly -=
(block_group->length - block_group->zone_unusable);
block_group->space_info->bytes_zone_unusable -=
@@ -1816,11 +1821,10 @@ int btrfs_rmap_block(struct btrfs_fs_info *fs_info, u64 chunk_start,
stripe_nr = physical - map->stripes[i].physical;
stripe_nr = div64_u64_rem(stripe_nr, map->stripe_len, &offset);
- if (map->type & BTRFS_BLOCK_GROUP_RAID10) {
+ if (map->type & (BTRFS_BLOCK_GROUP_RAID0 |
+ BTRFS_BLOCK_GROUP_RAID10)) {
stripe_nr = stripe_nr * map->num_stripes + i;
stripe_nr = div_u64(stripe_nr, map->sub_stripes);
- } else if (map->type & BTRFS_BLOCK_GROUP_RAID0) {
- stripe_nr = stripe_nr * map->num_stripes + i;
}
/*
* The remaining case would be for RAID56, multiply by
@@ -2108,7 +2112,8 @@ static int read_one_block_group(struct btrfs_fs_info *info,
trace_btrfs_add_block_group(info, cache, 0);
btrfs_update_space_info(info, cache->flags, cache->length,
cache->used, cache->bytes_super,
- cache->zone_unusable, &space_info);
+ cache->zone_unusable, cache->zone_is_active,
+ &space_info);
cache->space_info = space_info;
@@ -2178,7 +2183,7 @@ static int fill_dummy_bgs(struct btrfs_fs_info *fs_info)
}
btrfs_update_space_info(fs_info, bg->flags, em->len, em->len,
- 0, 0, &space_info);
+ 0, 0, false, &space_info);
bg->space_info = space_info;
link_block_group(bg);
@@ -2559,7 +2564,7 @@ struct btrfs_block_group *btrfs_make_block_group(struct btrfs_trans_handle *tran
trace_btrfs_add_block_group(fs_info, cache, 1);
btrfs_update_space_info(fs_info, cache->flags, size, bytes_used,
cache->bytes_super, cache->zone_unusable,
- &cache->space_info);
+ cache->zone_is_active, &cache->space_info);
btrfs_update_global_block_rsv(fs_info);
link_block_group(cache);
@@ -2659,6 +2664,14 @@ int btrfs_inc_block_group_ro(struct btrfs_block_group *cache,
ret = btrfs_chunk_alloc(trans, alloc_flags, CHUNK_ALLOC_FORCE);
if (ret < 0)
goto out;
+ /*
+ * We have allocated a new chunk. We also need to activate that chunk to
+ * grant metadata tickets for zoned filesystem.
+ */
+ ret = btrfs_zoned_activate_one_bg(fs_info, cache->space_info, true);
+ if (ret < 0)
+ goto out;
+
ret = inc_block_group_ro(cache, 0);
if (ret == -ETXTBSY)
goto unlock_out;
@@ -3761,6 +3774,7 @@ int btrfs_chunk_alloc(struct btrfs_trans_handle *trans, u64 flags,
* attempt.
*/
wait_for_alloc = true;
+ force = CHUNK_ALLOC_NO_FORCE;
spin_unlock(&space_info->lock);
mutex_lock(&fs_info->chunk_mutex);
mutex_unlock(&fs_info->chunk_mutex);
@@ -3884,6 +3898,14 @@ static void reserve_chunk_space(struct btrfs_trans_handle *trans,
ret = PTR_ERR(bg);
} else {
/*
+ * We have a new chunk. We also need to activate it for
+ * zoned filesystem.
+ */
+ ret = btrfs_zoned_activate_one_bg(fs_info, info, true);
+ if (ret < 0)
+ return;
+
+ /*
* If we fail to add the chunk item here, we end up
* trying again at phase 2 of chunk allocation, at
* btrfs_create_pending_block_groups(). So ignore
fs/btrfs/block-rsv.c
View filediff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c
index b3ee49b..06be064 100644
--- a/fs/btrfs/block-rsv.c
+++ b/fs/btrfs/block-rsv.c
@@ -118,7 +118,7 @@ static u64 block_rsv_release_bytes(struct btrfs_fs_info *fs_info,
if (block_rsv->reserved >= block_rsv->size) {
num_bytes = block_rsv->reserved - block_rsv->size;
block_rsv->reserved = block_rsv->size;
- block_rsv->full = 1;
+ block_rsv->full = true;
} else {
num_bytes = 0;
}
@@ -142,7 +142,7 @@ static u64 block_rsv_release_bytes(struct btrfs_fs_info *fs_info,
bytes_to_add = min(num_bytes, bytes_to_add);
dest->reserved += bytes_to_add;
if (dest->reserved >= dest->size)
- dest->full = 1;
+ dest->full = true;
num_bytes -= bytes_to_add;
}
spin_unlock(&dest->lock);
@@ -171,7 +171,7 @@ int btrfs_block_rsv_migrate(struct btrfs_block_rsv *src,
return 0;
}
-void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, unsigned short type)
+void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, enum btrfs_rsv_type type)
{
memset(rsv, 0, sizeof(*rsv));
spin_lock_init(&rsv->lock);
@@ -180,7 +180,7 @@ void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, unsigned short type)
void btrfs_init_metadata_block_rsv(struct btrfs_fs_info *fs_info,
struct btrfs_block_rsv *rsv,
- unsigned short type)
+ enum btrfs_rsv_type type)
{
btrfs_init_block_rsv(rsv, type);
rsv->space_info = btrfs_find_space_info(fs_info,
@@ -188,7 +188,7 @@ void btrfs_init_metadata_block_rsv(struct btrfs_fs_info *fs_info,
}
struct btrfs_block_rsv *btrfs_alloc_block_rsv(struct btrfs_fs_info *fs_info,
- unsigned short type)
+ enum btrfs_rsv_type type)
{
struct btrfs_block_rsv *block_rsv;
@@ -304,7 +304,7 @@ int btrfs_block_rsv_use_bytes(struct btrfs_block_rsv *block_rsv, u64 num_bytes)
if (block_rsv->reserved >= num_bytes) {
block_rsv->reserved -= num_bytes;
if (block_rsv->reserved < block_rsv->size)
- block_rsv->full = 0;
+ block_rsv->full = false;
ret = 0;
}
spin_unlock(&block_rsv->lock);
@@ -319,7 +319,7 @@ void btrfs_block_rsv_add_bytes(struct btrfs_block_rsv *block_rsv,
if (update_size)
block_rsv->size += num_bytes;
else if (block_rsv->reserved >= block_rsv->size)
- block_rsv->full = 1;
+ block_rsv->full = true;
spin_unlock(&block_rsv->lock);
}
@@ -341,7 +341,7 @@ int btrfs_cond_migrate_bytes(struct btrfs_fs_info *fs_info,
}
global_rsv->reserved -= num_bytes;
if (global_rsv->reserved < global_rsv->size)
- global_rsv->full = 0;
+ global_rsv->full = false;
spin_unlock(&global_rsv->lock);
btrfs_block_rsv_add_bytes(dest, num_bytes, true);
@@ -408,10 +408,7 @@ void btrfs_update_global_block_rsv(struct btrfs_fs_info *fs_info)
btrfs_try_granting_tickets(fs_info, sinfo);
}
- if (block_rsv->reserved == block_rsv->size)
- block_rsv->full = 1;
- else
- block_rsv->full = 0;
+ block_rsv->full = (block_rsv->reserved == block_rsv->size);
if (block_rsv->size >= sinfo->total_bytes)
sinfo->force_alloc = CHUNK_ALLOC_FORCE;
fs/btrfs/block-rsv.h
View filediff --git a/fs/btrfs/block-rsv.h b/fs/btrfs/block-rsv.h
index 3b67ff0..0c18370 100644
--- a/fs/btrfs/block-rsv.h
+++ b/fs/btrfs/block-rsv.h
@@ -9,7 +9,7 @@ enum btrfs_reserve_flush_enum;
/*
* Types of block reserves
*/
-enum {
+enum btrfs_rsv_type {
BTRFS_BLOCK_RSV_GLOBAL,
BTRFS_BLOCK_RSV_DELALLOC,
BTRFS_BLOCK_RSV_TRANS,
@@ -25,9 +25,10 @@ struct btrfs_block_rsv {
u64 reserved;
struct btrfs_space_info *space_info;
spinlock_t lock;
- unsigned short full;
- unsigned short type;
- unsigned short failfast;
+ bool full;
+ bool failfast;
+ /* Block reserve type, one of BTRFS_BLOCK_RSV_* */
+ enum btrfs_rsv_type type:8;
/*
* Qgroup equivalent for @size @reserved
@@ -49,13 +50,13 @@ struct btrfs_block_rsv {
u64 qgroup_rsv_reserved;
};
-void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, unsigned short type);
+void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, enum btrfs_rsv_type type);
void btrfs_init_root_block_rsv(struct btrfs_root *root);
struct btrfs_block_rsv *btrfs_alloc_block_rsv(struct btrfs_fs_info *fs_info,
- unsigned short type);
+ enum btrfs_rsv_type type);
void btrfs_init_metadata_block_rsv(struct btrfs_fs_info *fs_info,
struct btrfs_block_rsv *rsv,
- unsigned short type);
+ enum btrfs_rsv_type type);
void btrfs_free_block_rsv(struct btrfs_fs_info *fs_info,
struct btrfs_block_rsv *rsv);
int btrfs_block_rsv_add(struct btrfs_fs_info *fs_info,
fs/btrfs/btrfs_inode.h
View filediff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index 33811e8..b160b8e 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -279,19 +279,31 @@ static inline void btrfs_insert_inode_hash(struct inode *inode)
__insert_inode_hash(inode, h);
}
+#if BITS_PER_LONG == 32
+
+/*
+ * On 32 bit systems the i_ino of struct inode is 32 bits (unsigned long), so
+ * we use the inode's location objectid which is a u64 to avoid truncation.
+ */
static inline u64 btrfs_ino(const struct btrfs_inode *inode)
{
u64 ino = inode->location.objectid;
- /*
- * !ino: btree_inode
- * type == BTRFS_ROOT_ITEM_KEY: subvol dir
- */
- if (!ino || inode->location.type == BTRFS_ROOT_ITEM_KEY)
+ /* type == BTRFS_ROOT_ITEM_KEY: subvol dir */
+ if (inode->location.type == BTRFS_ROOT_ITEM_KEY)
ino = inode->vfs_inode.i_ino;
return ino;
}
+#else
+
+static inline u64 btrfs_ino(const struct btrfs_inode *inode)
+{
+ return inode->vfs_inode.i_ino;
+}
+
+#endif
+
static inline void btrfs_i_size_write(struct btrfs_inode *inode, u64 size)
{
i_size_write(&inode->vfs_inode, size);
@@ -305,8 +317,7 @@ static inline bool btrfs_is_free_space_inode(struct btrfs_inode *inode)
if (root == root->fs_info->tree_root &&
btrfs_ino(inode) != BTRFS_BTREE_INODE_OBJECTID)
return true;
- if (inode->location.objectid == BTRFS_FREE_INO_OBJECTID)
- return true;
+
return false;
}
fs/btrfs/compression.c
View filediff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index a82b9f1..e84d22c 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -136,109 +136,14 @@ static int compression_decompress(int type, struct list_head *ws,
static int btrfs_decompress_bio(struct compressed_bio *cb);
-static inline int compressed_bio_size(struct btrfs_fs_info *fs_info,
- unsigned long disk_size)
-{
- return sizeof(struct compressed_bio) +
- (DIV_ROUND_UP(disk_size, fs_info->sectorsize)) * fs_info->csum_size;
-}
-
-static int check_compressed_csum(struct btrfs_inode *inode, struct bio *bio,
- u64 disk_start)
-{
- struct btrfs_fs_info *fs_info = inode->root->fs_info;
- SHASH_DESC_ON_STACK(shash, fs_info->csum_shash);
- const u32 csum_size = fs_info->csum_size;
- const u32 sectorsize = fs_info->sectorsize;
- struct page *page;
- unsigned int i;
- char *kaddr;
- u8 csum[BTRFS_CSUM_SIZE];
- struct compressed_bio *cb = bio->bi_private;
- u8 *cb_sum = cb->sums;
-
- if ((inode->flags & BTRFS_INODE_NODATASUM) ||
- test_bit(BTRFS_FS_STATE_NO_CSUMS, &fs_info->fs_state))
- return 0;
-
- shash->tfm = fs_info->csum_shash;
-
- for (i = 0; i < cb->nr_pages; i++) {
- u32 pg_offset;
- u32 bytes_left = PAGE_SIZE;
- page = cb->compressed_pages[i];
-
- /* Determine the remaining bytes inside the page first */
- if (i == cb->nr_pages - 1)
- bytes_left = cb->compressed_len - i * PAGE_SIZE;
-
- /* Hash through the page sector by sector */
- for (pg_offset = 0; pg_offset < bytes_left;
- pg_offset += sectorsize) {
- kaddr = kmap_atomic(page);
- crypto_shash_digest(shash, kaddr + pg_offset,
- sectorsize, csum);
- kunmap_atomic(kaddr);
-
- if (memcmp(&csum, cb_sum, csum_size) != 0) {
- btrfs_print_data_csum_error(inode, disk_start,
- csum, cb_sum, cb->mirror_num);
- if (btrfs_bio(bio)->device)
- btrfs_dev_stat_inc_and_print(
- btrfs_bio(bio)->device,
- BTRFS_DEV_STAT_CORRUPTION_ERRS);
- return -EIO;
- }
- cb_sum += csum_size;
- disk_start += sectorsize;
- }
- }
- return 0;
-}
-
-/*
- * Reduce bio and io accounting for a compressed_bio with its corresponding bio.
- *
- * Return true if there is no pending bio nor io.
- * Return false otherwise.
- */
-static bool dec_and_test_compressed_bio(struct compressed_bio *cb, struct bio *bio)
-{
- struct btrfs_fs_info *fs_info = btrfs_sb(cb->inode->i_sb);
- unsigned int bi_size = 0;
- bool last_io = false;
- struct bio_vec *bvec;
- struct bvec_iter_all iter_all;
-
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fs/btrfs/compression.h
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fs/btrfs/ctree.h
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fs/btrfs/delalloc-space.c
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fs/btrfs/dev-replace.c
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fs/btrfs/disk-io.c
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fs/btrfs/extent-tree.c
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fs/btrfs/file.c
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fs/btrfs/free-space-cache.c
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fs/btrfs/raid56.c
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include/linux/blkdev.h
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mm/highmem.c
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