diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2017-02-08 10:27:16 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2017-02-09 21:53:02 +1100 |
| commit | d6fb008f420cef307359df454bf20768582540c2 (patch) | |
| tree | 929a88cfe6c9eed847b3c671051ab4cd4d499e90 /ipc | |
| parent | 82c7069cd95abf2f00b5e4b5a25c2154c91e2096 (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 'ipc')
| -rw-r--r-- | ipc/shm.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/ipc/shm.c b/ipc/shm.c index 81203e8ba013..7f6537b84ef5 100644 --- a/ipc/shm.c +++ b/ipc/shm.c @@ -374,12 +374,12 @@ void exit_shm(struct task_struct *task) up_write(&shm_ids(ns).rwsem); } -static int shm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) +static int shm_fault(struct vm_fault *vmf) { - struct file *file = vma->vm_file; + struct file *file = vmf->vma->vm_file; struct shm_file_data *sfd = shm_file_data(file); - return sfd->vm_ops->fault(vma, vmf); + return sfd->vm_ops->fault(vmf); } #ifdef CONFIG_NUMA |