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authorDave Jiang <dave.jiang@intel.com>2017-02-24 23:56:41 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-25 02:46:54 +0100
commit11bac80004499ea59f361ef2a5516c84b6eab675 (patch)
treeb971df98b3fa9d4e62b8f4f7b5ec950181df4daa /mm/shmem.c
parentmm, page_alloc: only use per-cpu allocator for irq-safe requests (diff)
downloadlinux-11bac80004499ea59f361ef2a5516c84b6eab675.tar.xz
linux-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 'mm/shmem.c')
-rw-r--r--mm/shmem.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index 9c6d22ff44e2..f7f2330c6cb6 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1908,8 +1908,9 @@ static int synchronous_wake_function(wait_queue_t *wait, unsigned mode, int sync
return ret;
}
-static int shmem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+static int shmem_fault(struct vm_fault *vmf)
{
+ struct vm_area_struct *vma = vmf->vma;
struct inode *inode = file_inode(vma->vm_file);
gfp_t gfp = mapping_gfp_mask(inode->i_mapping);
enum sgp_type sgp;