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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-27 23:43:52 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-27 23:43:52 (GMT) |
commit | 22712200e175e0df5c7f9edfe6c6bf5c94c23b83 (patch) | |
tree | a3e332aab7f5a953ff4f12e67af2a0e5f32f5be5 /fs/btrfs/ioctl.c | |
parent | 597a67e0ba758e3d2239c81fbb648c6e69ec30a2 (diff) | |
parent | ff95acb6733d41a8d45feb0e18b96df25e610e78 (diff) | |
download | linux-fsl-qoriq-22712200e175e0df5c7f9edfe6c6bf5c94c23b83.tar.xz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable:
Btrfs: make sure reserve_metadata_bytes doesn't leak out strange errors
Btrfs: use the commit_root for reading free_space_inode crcs
Btrfs: reduce extent_state lock contention for metadata
Btrfs: remove lockdep magic from btrfs_next_leaf
Btrfs: make a lockdep class for each root
Btrfs: switch the btrfs tree locks to reader/writer
Btrfs: fix deadlock when throttling transactions
Btrfs: stop using highmem for extent_buffers
Btrfs: fix BUG_ON() caused by ENOSPC when relocating space
Btrfs: tag pages for writeback in sync
Btrfs: fix enospc problems with delalloc
Btrfs: don't flush delalloc arbitrarily
Btrfs: use find_or_create_page instead of grab_cache_page
Btrfs: use a worker thread to do caching
Btrfs: fix how we merge extent states and deal with cached states
Btrfs: use the normal checksumming infrastructure for free space cache
Btrfs: serialize flushers in reserve_metadata_bytes
Btrfs: do transaction space reservation before joining the transaction
Btrfs: try to only do one btrfs_search_slot in do_setxattr
Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r-- | fs/btrfs/ioctl.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 6225433..0b980af 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -859,8 +859,8 @@ again: /* step one, lock all the pages */ for (i = 0; i < num_pages; i++) { struct page *page; - page = grab_cache_page(inode->i_mapping, - start_index + i); + page = find_or_create_page(inode->i_mapping, + start_index + i, GFP_NOFS); if (!page) break; @@ -930,7 +930,9 @@ again: GFP_NOFS); if (i_done != num_pages) { - atomic_inc(&BTRFS_I(inode)->outstanding_extents); + spin_lock(&BTRFS_I(inode)->lock); + BTRFS_I(inode)->outstanding_extents++; + spin_unlock(&BTRFS_I(inode)->lock); btrfs_delalloc_release_space(inode, (num_pages - i_done) << PAGE_CACHE_SHIFT); } |