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-rw-r--r--fs/btrfs/fs.h82
1 files changed, 43 insertions, 39 deletions
diff --git a/fs/btrfs/fs.h b/fs/btrfs/fs.h
index 89f0650631cd..3d6d4b503220 100644
--- a/fs/btrfs/fs.h
+++ b/fs/btrfs/fs.h
@@ -29,7 +29,6 @@
#include "extent-io-tree.h"
#include "async-thread.h"
#include "block-rsv.h"
-#include "fs.h"
struct inode;
struct super_block;
@@ -99,7 +98,9 @@ enum {
/* The btrfs_fs_info created for self-tests */
BTRFS_FS_STATE_DUMMY_FS_INFO,
- BTRFS_FS_STATE_NO_CSUMS,
+ /* Checksum errors are ignored. */
+ BTRFS_FS_STATE_NO_DATA_CSUMS,
+ BTRFS_FS_STATE_SKIP_META_CSUMS,
/* Indicates there was an error cleaning up a log tree. */
BTRFS_FS_STATE_LOG_CLEANUP_ERROR,
@@ -194,37 +195,39 @@ enum {
* Note: don't forget to add new options to btrfs_show_options()
*/
enum {
- BTRFS_MOUNT_NODATASUM = (1UL << 0),
- BTRFS_MOUNT_NODATACOW = (1UL << 1),
- BTRFS_MOUNT_NOBARRIER = (1UL << 2),
- BTRFS_MOUNT_SSD = (1UL << 3),
- BTRFS_MOUNT_DEGRADED = (1UL << 4),
- BTRFS_MOUNT_COMPRESS = (1UL << 5),
- BTRFS_MOUNT_NOTREELOG = (1UL << 6),
- BTRFS_MOUNT_FLUSHONCOMMIT = (1UL << 7),
- BTRFS_MOUNT_SSD_SPREAD = (1UL << 8),
- BTRFS_MOUNT_NOSSD = (1UL << 9),
- BTRFS_MOUNT_DISCARD_SYNC = (1UL << 10),
- BTRFS_MOUNT_FORCE_COMPRESS = (1UL << 11),
- BTRFS_MOUNT_SPACE_CACHE = (1UL << 12),
- BTRFS_MOUNT_CLEAR_CACHE = (1UL << 13),
- BTRFS_MOUNT_USER_SUBVOL_RM_ALLOWED = (1UL << 14),
- BTRFS_MOUNT_ENOSPC_DEBUG = (1UL << 15),
- BTRFS_MOUNT_AUTO_DEFRAG = (1UL << 16),
- BTRFS_MOUNT_USEBACKUPROOT = (1UL << 17),
- BTRFS_MOUNT_SKIP_BALANCE = (1UL << 18),
- BTRFS_MOUNT_PANIC_ON_FATAL_ERROR = (1UL << 19),
- BTRFS_MOUNT_RESCAN_UUID_TREE = (1UL << 20),
- BTRFS_MOUNT_FRAGMENT_DATA = (1UL << 21),
- BTRFS_MOUNT_FRAGMENT_METADATA = (1UL << 22),
- BTRFS_MOUNT_FREE_SPACE_TREE = (1UL << 23),
- BTRFS_MOUNT_NOLOGREPLAY = (1UL << 24),
- BTRFS_MOUNT_REF_VERIFY = (1UL << 25),
- BTRFS_MOUNT_DISCARD_ASYNC = (1UL << 26),
- BTRFS_MOUNT_IGNOREBADROOTS = (1UL << 27),
- BTRFS_MOUNT_IGNOREDATACSUMS = (1UL << 28),
- BTRFS_MOUNT_NODISCARD = (1UL << 29),
- BTRFS_MOUNT_NOSPACECACHE = (1UL << 30),
+ BTRFS_MOUNT_NODATASUM = (1ULL << 0),
+ BTRFS_MOUNT_NODATACOW = (1ULL << 1),
+ BTRFS_MOUNT_NOBARRIER = (1ULL << 2),
+ BTRFS_MOUNT_SSD = (1ULL << 3),
+ BTRFS_MOUNT_DEGRADED = (1ULL << 4),
+ BTRFS_MOUNT_COMPRESS = (1ULL << 5),
+ BTRFS_MOUNT_NOTREELOG = (1ULL << 6),
+ BTRFS_MOUNT_FLUSHONCOMMIT = (1ULL << 7),
+ BTRFS_MOUNT_SSD_SPREAD = (1ULL << 8),
+ BTRFS_MOUNT_NOSSD = (1ULL << 9),
+ BTRFS_MOUNT_DISCARD_SYNC = (1ULL << 10),
+ BTRFS_MOUNT_FORCE_COMPRESS = (1ULL << 11),
+ BTRFS_MOUNT_SPACE_CACHE = (1ULL << 12),
+ BTRFS_MOUNT_CLEAR_CACHE = (1ULL << 13),
+ BTRFS_MOUNT_USER_SUBVOL_RM_ALLOWED = (1ULL << 14),
+ BTRFS_MOUNT_ENOSPC_DEBUG = (1ULL << 15),
+ BTRFS_MOUNT_AUTO_DEFRAG = (1ULL << 16),
+ BTRFS_MOUNT_USEBACKUPROOT = (1ULL << 17),
+ BTRFS_MOUNT_SKIP_BALANCE = (1ULL << 18),
+ BTRFS_MOUNT_PANIC_ON_FATAL_ERROR = (1ULL << 19),
+ BTRFS_MOUNT_RESCAN_UUID_TREE = (1ULL << 20),
+ BTRFS_MOUNT_FRAGMENT_DATA = (1ULL << 21),
+ BTRFS_MOUNT_FRAGMENT_METADATA = (1ULL << 22),
+ BTRFS_MOUNT_FREE_SPACE_TREE = (1ULL << 23),
+ BTRFS_MOUNT_NOLOGREPLAY = (1ULL << 24),
+ BTRFS_MOUNT_REF_VERIFY = (1ULL << 25),
+ BTRFS_MOUNT_DISCARD_ASYNC = (1ULL << 26),
+ BTRFS_MOUNT_IGNOREBADROOTS = (1ULL << 27),
+ BTRFS_MOUNT_IGNOREDATACSUMS = (1ULL << 28),
+ BTRFS_MOUNT_NODISCARD = (1ULL << 29),
+ BTRFS_MOUNT_NOSPACECACHE = (1ULL << 30),
+ BTRFS_MOUNT_IGNOREMETACSUMS = (1ULL << 31),
+ BTRFS_MOUNT_IGNORESUPERFLAGS = (1ULL << 32),
};
/*
@@ -478,7 +481,7 @@ struct btrfs_fs_info {
* required instead of the faster short fsync log commits
*/
u64 last_trans_log_full_commit;
- unsigned long mount_opt;
+ unsigned long long mount_opt;
unsigned long compress_type:4;
unsigned int compress_level;
@@ -630,6 +633,7 @@ struct btrfs_fs_info {
s32 delalloc_batch;
struct percpu_counter evictable_extent_maps;
+ spinlock_t extent_map_shrinker_lock;
u64 extent_map_shrinker_last_root;
u64 extent_map_shrinker_last_ino;
@@ -957,7 +961,7 @@ static inline bool btrfs_is_zoned(const struct btrfs_fs_info *fs_info)
/*
* Count how many fs_info->max_extent_size cover the @size
*/
-static inline u32 count_max_extents(struct btrfs_fs_info *fs_info, u64 size)
+static inline u32 count_max_extents(const struct btrfs_fs_info *fs_info, u64 size)
{
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
if (!fs_info)
@@ -1018,7 +1022,7 @@ void __btrfs_clear_fs_compat_ro(struct btrfs_fs_info *fs_info, u64 flag,
#define btrfs_test_opt(fs_info, opt) ((fs_info)->mount_opt & \
BTRFS_MOUNT_##opt)
-static inline int btrfs_fs_closing(struct btrfs_fs_info *fs_info)
+static inline int btrfs_fs_closing(const struct btrfs_fs_info *fs_info)
{
/* Do it this way so we only ever do one test_bit in the normal case. */
if (test_bit(BTRFS_FS_CLOSING_START, &fs_info->flags)) {
@@ -1037,7 +1041,7 @@ static inline int btrfs_fs_closing(struct btrfs_fs_info *fs_info)
* since setting and checking for SB_RDONLY in the superblock's flags is not
* atomic.
*/
-static inline int btrfs_need_cleaner_sleep(struct btrfs_fs_info *fs_info)
+static inline int btrfs_need_cleaner_sleep(const struct btrfs_fs_info *fs_info)
{
return test_bit(BTRFS_FS_STATE_RO, &fs_info->fs_state) ||
btrfs_fs_closing(fs_info);
@@ -1058,7 +1062,7 @@ static inline void btrfs_wake_unfinished_drop(struct btrfs_fs_info *fs_info)
#define EXPORT_FOR_TESTS
-static inline int btrfs_is_testing(struct btrfs_fs_info *fs_info)
+static inline int btrfs_is_testing(const struct btrfs_fs_info *fs_info)
{
return test_bit(BTRFS_FS_STATE_DUMMY_FS_INFO, &fs_info->fs_state);
}
@@ -1069,7 +1073,7 @@ void btrfs_test_destroy_inode(struct inode *inode);
#define EXPORT_FOR_TESTS static
-static inline int btrfs_is_testing(struct btrfs_fs_info *fs_info)
+static inline int btrfs_is_testing(const struct btrfs_fs_info *fs_info)
{
return 0;
}
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