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| author | Chris Mason | 2007-12-18 22:15:09 +0100 |
|---|---|---|
| committer | Chris Mason | 2008-09-25 17:03:58 +0200 |
| commit | 6da6abae027e2dbc59bca5f4168b0760f25068c7 (patch) | |
| tree | a1e9c70c930e8b01baead984b706042067148788 /fs/btrfs/file.c | |
| parent | Btrfs: Add mount option to enforce a max extent size (diff) | |
| download | kernel-qcow2-linux-6da6abae027e2dbc59bca5f4168b0760f25068c7.tar.gz kernel-qcow2-linux-6da6abae027e2dbc59bca5f4168b0760f25068c7.tar.xz kernel-qcow2-linux-6da6abae027e2dbc59bca5f4168b0760f25068c7.zip | |
Btrfs: Back port to 2.6.18-el kernels
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/file.c')
| -rw-r--r-- | fs/btrfs/file.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 62fcd79d8ab3..461b09663fed 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -231,7 +231,7 @@ static int dirty_and_release_pages(struct btrfs_trans_handle *trans, { int err = 0; int i; - struct inode *inode = file->f_path.dentry->d_inode; + struct inode *inode = fdentry(file)->d_inode; struct extent_map *em; struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree; u64 hint_byte; @@ -652,7 +652,7 @@ static int prepare_pages(struct btrfs_root *root, { int i; unsigned long index = pos >> PAGE_CACHE_SHIFT; - struct inode *inode = file->f_path.dentry->d_inode; + struct inode *inode = fdentry(file)->d_inode; int err = 0; u64 start_pos; @@ -666,7 +666,11 @@ static int prepare_pages(struct btrfs_root *root, err = -ENOMEM; BUG_ON(1); } +#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18) + ClearPageDirty(pages[i]); +#else cancel_dirty_page(pages[i], PAGE_CACHE_SIZE); +#endif wait_on_page_writeback(pages[i]); set_page_extent_mapped(pages[i]); WARN_ON(!PageLocked(pages[i])); @@ -682,7 +686,7 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf, ssize_t num_written = 0; ssize_t err = 0; int ret = 0; - struct inode *inode = file->f_path.dentry->d_inode; + struct inode *inode = fdentry(file)->d_inode; struct btrfs_root *root = BTRFS_I(inode)->root; struct page **pages = NULL; int nrptrs; @@ -707,7 +711,7 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf, goto out; if (count == 0) goto out; - err = remove_suid(file->f_path.dentry); + err = remove_suid(fdentry(file)); if (err) goto out; file_update_time(file); @@ -862,6 +866,9 @@ struct file_operations btrfs_file_operations = { .read = do_sync_read, .aio_read = generic_file_aio_read, .splice_read = generic_file_splice_read, +#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18) + .sendfile = generic_file_sendfile, +#endif .write = btrfs_file_write, .mmap = btrfs_file_mmap, .open = generic_file_open, |