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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2017-02-22 15:46:34 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-22 16:41:30 -0800
commit3e8715fdc03e8df4d26d8e436166e44e3e416d3b (patch)
tree0d5ea4df7eb5d43b81ee3443238d22fd4a179612 /mm
parentda162e9368990ed747075e2ab427da0759fc4a59 (diff)
downloadlinux-3e8715fdc03e8df4d26d8e436166e44e3e416d3b.tar.gz
mm: drop zap_details::check_swap_entries
detail == NULL would give the same functionality as
.check_swap_entries==true.

Link: http://lkml.kernel.org/r/20170118122429.43661-2-kirill.shutemov@linux.intel.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/memory.c4
-rw-r--r--mm/oom_kill.c3
2 files changed, 3 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 88872a93c3ca..e9035a0afee2 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1173,8 +1173,8 @@ again:
 			}
 			continue;
 		}
-		/* only check swap_entries if explicitly asked for in details */
-		if (unlikely(details && !details->check_swap_entries))
+		/* If details->check_mapping, we leave swap entries. */
+		if (unlikely(details))
 			continue;
 
 		entry = pte_to_swp_entry(ptent);
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 33fcc8a40aeb..a1977247c7ea 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -465,7 +465,6 @@ static bool __oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm)
 {
 	struct mmu_gather tlb;
 	struct vm_area_struct *vma;
-	struct zap_details details = {.check_swap_entries = true};
 	bool ret = true;
 
 	/*
@@ -531,7 +530,7 @@ static bool __oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm)
 		 */
 		if (vma_is_anonymous(vma) || !(vma->vm_flags & VM_SHARED))
 			unmap_page_range(&tlb, vma, vma->vm_start, vma->vm_end,
-					 &details);
+					 NULL);
 	}
 	tlb_finish_mmu(&tlb, 0, -1);
 	pr_info("oom_reaper: reaped process %d (%s), now anon-rss:%lukB, file-rss:%lukB, shmem-rss:%lukB\n",