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authorDave Jiang <dave.jiang@intel.com>2017-02-25 01:56:41 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-25 04:46:54 +0300
commit11bac80004499ea59f361ef2a5516c84b6eab675 (patch)
treeb971df98b3fa9d4e62b8f4f7b5ec950181df4daa /fs/ocfs2
parent374ad05ab64d696303cec5cc8ec3a65d457b7b1c (diff)
downloadlinux-11bac80004499ea59f361ef2a5516c84b6eab675.tar.xz
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. [arnd@arndb.de: fix ARM build] Link: http://lkml.kernel.org/r/20170125223558.1451224-1-arnd@arndb.de Link: http://lkml.kernel.org/r/148521301778.19116.10840599906674778980.stgit@djiang5-desk3.ch.intel.com Signed-off-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de> 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> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/mmap.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c
index 429088786e93..098f5c712569 100644
--- a/fs/ocfs2/mmap.c
+++ b/fs/ocfs2/mmap.c
@@ -44,17 +44,18 @@
#include "ocfs2_trace.h"
-static int ocfs2_fault(struct vm_area_struct *area, struct vm_fault *vmf)
+static int ocfs2_fault(struct vm_fault *vmf)
{
+ struct vm_area_struct *vma = vmf->vma;
sigset_t oldset;
int ret;
ocfs2_block_signals(&oldset);
- ret = filemap_fault(area, vmf);
+ ret = filemap_fault(vmf);
ocfs2_unblock_signals(&oldset);
- trace_ocfs2_fault(OCFS2_I(area->vm_file->f_mapping->host)->ip_blkno,
- area, vmf->page, vmf->pgoff);
+ trace_ocfs2_fault(OCFS2_I(vma->vm_file->f_mapping->host)->ip_blkno,
+ vma, vmf->page, vmf->pgoff);
return ret;
}
@@ -127,10 +128,10 @@ out:
return ret;
}
-static int ocfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
+static int ocfs2_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 buffer_head *di_bh = NULL;
sigset_t oldset;
int ret;
@@ -160,7 +161,7 @@ static int ocfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
*/
down_write(&OCFS2_I(inode)->ip_alloc_sem);
- ret = __ocfs2_page_mkwrite(vma->vm_file, di_bh, page);
+ ret = __ocfs2_page_mkwrite(vmf->vma->vm_file, di_bh, page);
up_write(&OCFS2_I(inode)->ip_alloc_sem);