linux-kernel - [PATCH v4 24/49] mmap: Pass through vmi iterator to __split

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230120162650.984577-25-Liam.Howlett@oracle.com>
Date:   Fri, 20 Jan 2023 11:26:25 -0500
From:   "Liam R. Howlett" <Liam.Howlett@...cle.com>
To:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        maple-tree@...ts.infradead.org
Cc:     "Liam R. Howlett" <Liam.Howlett@...cle.com>,
        "Liam R . Howlett" <Liam.Howlett@...cle.com>
Subject: [PATCH v4 24/49] mmap: Pass through vmi iterator to __split_vma()

From: "Liam R. Howlett" <Liam.Howlett@...cle.com>

Use the vma iterator so that the iterator can be invalidated or updated
to avoid each caller doing so.

Signed-off-by: Liam R. Howlett <Liam.Howlett@...cle.com>
---
 mm/mmap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/mmap.c b/mm/mmap.c
index 5092d0405883..0de180bb4df0 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2391,7 +2391,7 @@ do_vmi_align_munmap(struct vma_iterator *vmi, struct vm_area_struct *vma,
 		if (end < vma->vm_end && mm->map_count >= sysctl_max_map_count)
 			goto map_count_exceeded;
 
-		error = __split_vma(mm, vma, start, 0);
+		error = vmi__split_vma(vmi, mm, vma, start, 0);
 		if (error)
 			goto start_split_failed;
 
@@ -2412,7 +2412,7 @@ do_vmi_align_munmap(struct vma_iterator *vmi, struct vm_area_struct *vma,
 		if (next->vm_end > end) {
 			struct vm_area_struct *split;
 
-			error = __split_vma(mm, next, end, 1);
+			error = vmi__split_vma(vmi, mm, next, end, 1);
 			if (error)
 				goto end_split_failed;
 
-- 
2.35.1