diff options
| author |   Dave Jiang <dave.jiang@intel.com> | 2017-02-24 14:56:41 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-24 17:46:54 -0800 |
| commit | 11bac80004499ea59f361ef2a5516c84b6eab675 (patch) | |
| tree | b971df98b3fa9d4e62b8f4f7b5ec950181df4daa /fs/proc/vmcore.c | |
| parent | mm, page_alloc: only use per-cpu allocator for irq-safe requests (diff) | |
| download | linux-dev-11bac80004499ea59f361ef2a5516c84b6eab675.tar.xz linux-dev-11bac80004499ea59f361ef2a5516c84b6eab675.zip | |
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/proc/vmcore.c')
| -rw-r--r-- | fs/proc/vmcore.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c index 5105b1599981..f52d8e857ff7 100644 --- a/fs/proc/vmcore.c +++ b/fs/proc/vmcore.c @@ -265,10 +265,10 @@ static ssize_t read_vmcore(struct file *file, char __user *buffer, * On s390 the fault handler is used for memory regions that can't be mapped * directly with remap_pfn_range(). */ -static int mmap_vmcore_fault(struct vm_area_struct *vma, struct vm_fault *vmf) +static int mmap_vmcore_fault(struct vm_fault *vmf) { #ifdef CONFIG_S390 - struct address_space *mapping = vma->vm_file->f_mapping; + struct address_space *mapping = vmf->vma->vm_file->f_mapping; pgoff_t index = vmf->pgoff; struct page *page; loff_t offset; |