All of lore.kernel.org
 help / color / mirror / Atom feed
* [merged mm-stable] mm-fix-unaccount-of-memory-on-vma_link-failure.patch removed from -mm tree
@ 2023-10-04 20:17 Andrew Morton
  0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2023-10-04 20:17 UTC (permalink / raw)
  To: mm-commits, willy, Liam.Howlett, anthony.yznaga, akpm


The quilt patch titled
     Subject: mm: fix unaccount of memory on vma_link() failure
has been removed from the -mm tree.  Its filename was
     mm-fix-unaccount-of-memory-on-vma_link-failure.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: Anthony Yznaga <anthony.yznaga@oracle.com>
Subject: mm: fix unaccount of memory on vma_link() failure
Date: Tue, 29 Aug 2023 17:43:24 -0700

Fix insert_vm_struct() so that only accounted memory is unaccounted if
vma_link() fails.

Link: https://lkml.kernel.org/r/20230830004324.16101-1-anthony.yznaga@oracle.com
Fixes: d4af56c5c7c6 ("mm: start tracking VMAs with maple tree")
Signed-off-by: Anthony Yznaga <anthony.yznaga@oracle.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/mmap.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/mm/mmap.c~mm-fix-unaccount-of-memory-on-vma_link-failure
+++ a/mm/mmap.c
@@ -3278,7 +3278,8 @@ int insert_vm_struct(struct mm_struct *m
 	}
 
 	if (vma_link(mm, vma)) {
-		vm_unacct_memory(charged);
+		if (vma->vm_flags & VM_ACCOUNT)
+			vm_unacct_memory(charged);
 		return -ENOMEM;
 	}
 
_

Patches currently in -mm which might be from anthony.yznaga@oracle.com are



^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2023-10-04 20:17 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-10-04 20:17 [merged mm-stable] mm-fix-unaccount-of-memory-on-vma_link-failure.patch removed from -mm tree Andrew Morton

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.