diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2017-02-08 10:27:16 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2017-02-08 10:27:16 +1100 |
| commit | a8fadab82e581099d6e3299447b76f7760bf5b1b (patch) | |
| tree | 929a88cfe6c9eed847b3c671051ab4cd4d499e90 /fs/btrfs | |
| parent | 34aa3f375a2c7788952e7b1304d6281aa1d9ecc2 (diff) | |
mm, fs: reduce fault, page_mkwrite, and pfn_mkwrite to take only vmf
->fault(), ->page_mkwrite(), and ->pfn_mkwrite() calls do not need to take
a vma and vmf parameter when the vma already resides in vmf. Remove the
vma parameter to simplify things.
Link: http://lkml.kernel.org/r/148521301778.19116.10840599906674778980.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Darrick J. Wong <darrick.wong@oracle.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jan Kara <jack@suse.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/ctree.h | 2 | ||||
| -rw-r--r-- | fs/btrfs/inode.c | 6 |
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 6a823719b6c5..adf16307842a 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3147,7 +3147,7 @@ int btrfs_create_subvol_root(struct btrfs_trans_handle *trans, int btrfs_merge_bio_hook(struct page *page, unsigned long offset, size_t size, struct bio *bio, unsigned long bio_flags); -int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf); +int btrfs_page_mkwrite(struct vm_fault *vmf); int btrfs_readpage(struct file *file, struct page *page); void btrfs_evict_inode(struct inode *inode); int btrfs_write_inode(struct inode *inode, struct writeback_control *wbc); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 1e861a063721..ea1d500cfba6 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -8964,10 +8964,10 @@ again: * beyond EOF, then the page is guaranteed safe against truncation until we * unlock the page. */ -int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) +int btrfs_page_mkwrite(struct vm_fault *vmf) { struct page *page = vmf->page; - struct inode *inode = file_inode(vma->vm_file); + struct inode *inode = file_inode(vmf->vma->vm_file); struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree; struct btrfs_ordered_extent *ordered; @@ -9000,7 +9000,7 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) ret = btrfs_delalloc_reserve_space(inode, page_start, reserved_space); if (!ret) { - ret = file_update_time(vma->vm_file); + ret = file_update_time(vmf->vma->vm_file); reserved = 1; } if (ret) { |