The quilt patch titled
Subject: fs/proc/base: use the vma iterators in place of linked list
has been removed from the -mm tree. Its filename was
fs-proc-base-use-the-vma-iterators-in-place-of-linked-list.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Liam R. Howlett" <Liam.Howlett@xxxxxxxxxx>
Subject: fs/proc/base: use the vma iterators in place of linked list
Date: Tue, 6 Sep 2022 19:48:56 +0000
Use the vma iterator instead of a for loop across the linked list. The
link list of vmas will be removed in this patch set.
Link: https://lkml.kernel.org/r/20220906194824.2110408-43-Liam.Howlett@xxxxxxxxxx
Signed-off-by: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
Tested-by: Yu Zhao <yuzhao@xxxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: David Howells <dhowells@xxxxxxxxxx>
Cc: Davidlohr Bueso <dave@xxxxxxxxxxxx>
Cc: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Cc: SeongJae Park <sj@xxxxxxxxxx>
Cc: Sven Schnelle <svens@xxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Will Deacon <will@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/base.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/fs/proc/base.c~fs-proc-base-use-the-vma-iterators-in-place-of-linked-list
+++ a/fs/proc/base.c
@@ -2350,6 +2350,7 @@ proc_map_files_readdir(struct file *file
GENRADIX(struct map_files_info) fa;
struct map_files_info *p;
int ret;
+ struct vma_iterator vmi;
genradix_init(&fa);
@@ -2388,7 +2389,9 @@ proc_map_files_readdir(struct file *file
* routine might require mmap_lock taken in might_fault().
*/
- for (vma = mm->mmap, pos = 2; vma; vma = vma->vm_next) {
+ pos = 2;
+ vma_iter_init(&vmi, mm, 0);
+ for_each_vma(vmi, vma) {
if (!vma->vm_file)
continue;
if (++pos <= ctx->pos)
_
Patches currently in -mm which might be from Liam.Howlett@xxxxxxxxxx are
