From 11bac80004499ea59f361ef2a5516c84b6eab675 Mon Sep 17 00:00:00 2001 From: Dave Jiang Date: Fri, 24 Feb 2017 14:56:41 -0800 Subject: 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 Signed-off-by: Arnd Bergmann Reviewed-by: Ross Zwisler Cc: Theodore Ts'o Cc: Darrick J. Wong Cc: Matthew Wilcox Cc: Dave Hansen Cc: Christoph Hellwig Cc: Jan Kara Cc: Dan Williams Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/ocfs2/mmap.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) (limited to 'fs/ocfs2') 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); -- cgit v1.2.3