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author | David S. Miller <davem@davemloft.net> | 2009-03-01 21:35:16 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2009-03-01 21:35:16 -0800 |
commit | aa4abc9bcce0d2a7ec189e897f8f8c58ca04643b (patch) | |
tree | 22ef88d84a2e06380bb6a853c3ba28657e4e5f92 /fs/btrfs/file.c | |
parent | 814c01dc7c533033b4e99981a2e24a6195bfb43c (diff) | |
parent | 52c0326beaa3cb0049d0f1c51c6ad5d4a04e4430 (diff) | |
download | op-kernel-dev-aa4abc9bcce0d2a7ec189e897f8f8c58ca04643b.zip op-kernel-dev-aa4abc9bcce0d2a7ec189e897f8f8c58ca04643b.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/wireless/iwlwifi/iwl-tx.c
net/8021q/vlan_core.c
net/core/dev.c
Diffstat (limited to 'fs/btrfs/file.c')
-rw-r--r-- | fs/btrfs/file.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 872f104..dc78954 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1091,19 +1091,24 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf, WARN_ON(num_pages > nrptrs); memset(pages, 0, sizeof(struct page *) * nrptrs); - ret = btrfs_check_free_space(root, write_bytes, 0); + ret = btrfs_check_data_free_space(root, inode, write_bytes); if (ret) goto out; ret = prepare_pages(root, file, pages, num_pages, pos, first_index, last_index, write_bytes); - if (ret) + if (ret) { + btrfs_free_reserved_data_space(root, inode, + write_bytes); goto out; + } ret = btrfs_copy_from_user(pos, num_pages, write_bytes, pages, buf); if (ret) { + btrfs_free_reserved_data_space(root, inode, + write_bytes); btrfs_drop_pages(pages, num_pages); goto out; } @@ -1111,8 +1116,11 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf, ret = dirty_and_release_pages(NULL, root, file, pages, num_pages, pos, write_bytes); btrfs_drop_pages(pages, num_pages); - if (ret) + if (ret) { + btrfs_free_reserved_data_space(root, inode, + write_bytes); goto out; + } if (will_write) { btrfs_fdatawrite_range(inode->i_mapping, pos, @@ -1136,6 +1144,8 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf, } out: mutex_unlock(&inode->i_mutex); + if (ret) + err = ret; out_nolock: kfree(pages); |