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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2016-07-27 01:25:18 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-27 02:19:19 +0300
commitdcddffd41d3f1d3bdcc1dce3f1cd142779b6d4c1 (patch)
treeb7b545d38466ff7e0260573cba32c9cabd3fd1a2 /mm/gup.c
parent6fb8ddfc455ca82a3ce674f54298cd20f27ca518 (diff)
downloadlinux-dcddffd41d3f1d3bdcc1dce3f1cd142779b6d4c1.tar.xz
mm: do not pass mm_struct into handle_mm_fault
We always have vma->vm_mm around. Link: http://lkml.kernel.org/r/1466021202-61880-8-git-send-email-kirill.shutemov@linux.intel.com Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/gup.c')
-rw-r--r--mm/gup.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/gup.c b/mm/gup.c
index dee142e100f4..9671e29f8ffd 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -352,7 +352,6 @@ unmap:
static int faultin_page(struct task_struct *tsk, struct vm_area_struct *vma,
unsigned long address, unsigned int *flags, int *nonblocking)
{
- struct mm_struct *mm = vma->vm_mm;
unsigned int fault_flags = 0;
int ret;
@@ -377,7 +376,7 @@ static int faultin_page(struct task_struct *tsk, struct vm_area_struct *vma,
fault_flags |= FAULT_FLAG_TRIED;
}
- ret = handle_mm_fault(mm, vma, address, fault_flags);
+ ret = handle_mm_fault(vma, address, fault_flags);
if (ret & VM_FAULT_ERROR) {
if (ret & VM_FAULT_OOM)
return -ENOMEM;
@@ -692,7 +691,7 @@ retry:
if (!vma_permits_fault(vma, fault_flags))
return -EFAULT;
- ret = handle_mm_fault(mm, vma, address, fault_flags);
+ ret = handle_mm_fault(vma, address, fault_flags);
major |= ret & VM_FAULT_MAJOR;
if (ret & VM_FAULT_ERROR) {
if (ret & VM_FAULT_OOM)