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authorLinus Torvalds <torvalds@linux-foundation.org>2009-10-11 11:23:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-10-11 11:23:13 -0700
commit474a503d4bf77ae0cbe484dd0842a2648c0b1c28 (patch)
tree70e3e4023209e741546491a58622bd45fb13e308 /fs/btrfs/ctree.h
parentd43c36dc6b357fa1806800f18aa30123c747a6d1 (diff)
parentac6889cbb254be1ffea376bea4a96ce9be0e0ed0 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable
* git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable: Btrfs: fix file clone ioctl for bookend extents Btrfs: fix uninit compiler warning in cow_file_range_nocow Btrfs: constify dentry_operations Btrfs: optimize back reference update during btrfs_drop_snapshot Btrfs: remove negative dentry when deleting subvolumne Btrfs: optimize fsync for the single writer case Btrfs: async delalloc flushing under space pressure Btrfs: release delalloc reservations on extent item insertion Btrfs: delay clearing EXTENT_DELALLOC for compressed extents Btrfs: cleanup extent_clear_unlock_delalloc flags Btrfs: fix possible softlockup in the allocator Btrfs: fix deadlock on async thread startup
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r--fs/btrfs/ctree.h15
1 files changed, 11 insertions, 4 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index dd8ced9814c..1bb897ecdee 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -691,14 +691,17 @@ struct btrfs_space_info {
struct list_head list;
+ /* for controlling how we free up space for allocations */
+ wait_queue_head_t allocate_wait;
+ wait_queue_head_t flush_wait;
+ int allocating_chunk;
+ int flushing;
+
/* for block groups in our same type */
struct list_head block_groups;
spinlock_t lock;
struct rw_semaphore groups_sem;
atomic_t caching_threads;
-
- int allocating_chunk;
- wait_queue_head_t wait;
};
/*
@@ -907,6 +910,7 @@ struct btrfs_fs_info {
* A third pool does submit_bio to avoid deadlocking with the other
* two
*/
+ struct btrfs_workers generic_worker;
struct btrfs_workers workers;
struct btrfs_workers delalloc_workers;
struct btrfs_workers endio_workers;
@@ -914,6 +918,7 @@ struct btrfs_fs_info {
struct btrfs_workers endio_meta_write_workers;
struct btrfs_workers endio_write_workers;
struct btrfs_workers submit_workers;
+ struct btrfs_workers enospc_workers;
/*
* fixup workers take dirty pages that didn't properly go through
* the cow mechanism and make them safe to write. It happens
@@ -1005,6 +1010,8 @@ struct btrfs_root {
atomic_t log_commit[2];
unsigned long log_transid;
unsigned long log_batch;
+ pid_t log_start_pid;
+ bool log_multiple_pids;
u64 objectid;
u64 last_trans;
@@ -2323,7 +2330,7 @@ int btrfs_orphan_del(struct btrfs_trans_handle *trans, struct inode *inode);
void btrfs_orphan_cleanup(struct btrfs_root *root);
int btrfs_cont_expand(struct inode *inode, loff_t size);
int btrfs_invalidate_inodes(struct btrfs_root *root);
-extern struct dentry_operations btrfs_dentry_operations;
+extern const struct dentry_operations btrfs_dentry_operations;
/* ioctl.c */
long btrfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg);