Commit e1c2c775 authored by Liam R. Howlett's avatar Liam R. Howlett Committed by Andrew Morton
Browse files

mm/oom_kill: use vma iterators instead of vma linked list 

Use vma iterator in preparation of removing the linked list.

Link: https://lkml.kernel.org/r/20220906194824.2110408-62-Liam.Howlett@oracle.com


Signed-off-by: default avatarLiam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: default avatarVlastimil Babka <vbabka@suse.cz>
Reviewed-by: default avatarDavidlohr Bueso <dave@stgolabs.net>
Tested-by: default avatarYu Zhao <yuzhao@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 4267d1fd

mm/oom_kill.c

+2 −1
Original line number Diff line number Diff line
@@ -513,6 +513,7 @@ bool __oom_reap_task_mm(struct mm_struct *mm) 
{

	struct vm_area_struct *vma;

	bool ret = true;

	VMA_ITERATOR(vmi, mm, 0);



	/*

	 * Tell all users of get_user/copy_from_user etc... that the content
@@ -522,7 +523,7 @@ bool __oom_reap_task_mm(struct mm_struct *mm) 
	 */

	set_bit(MMF_UNSTABLE, &mm->flags);



	for (vma = mm->mmap ; vma; vma = vma->vm_next) {

	for_each_vma(vmi, vma) {

		if (vma->vm_flags & (VM_HUGETLB|VM_PFNMAP))

			continue;