netdev - [PATCH io_uring for-6.18 20/20] io_uring/zcrx: account niov arrays to cgroup

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Message-ID: <fbe8e974f87e182ae751e04ee9c83b658b8b3058.1758030357.git.asml.silence@gmail.com>
Date: Tue, 16 Sep 2025 15:28:03 +0100
From: Pavel Begunkov <asml.silence@...il.com>
To: io-uring@...r.kernel.org
Cc: asml.silence@...il.com,
	axboe@...nel.dk,
	netdev@...r.kernel.org
Subject: [PATCH io_uring for-6.18 20/20] io_uring/zcrx: account niov arrays to cgroup

net_iov / freelist / etc. arrays can be quite long, make sure they're
accounted.

Signed-off-by: Pavel Begunkov <asml.silence@...il.com>
---
 io_uring/zcrx.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c
index 07a114f9a542..6799b5f33c96 100644
--- a/io_uring/zcrx.c
+++ b/io_uring/zcrx.c
@@ -428,17 +428,17 @@ static int io_zcrx_create_area(struct io_zcrx_ifq *ifq,
 
 	ret = -ENOMEM;
 	area->nia.niovs = kvmalloc_array(nr_iovs, sizeof(area->nia.niovs[0]),
-					 GFP_KERNEL | __GFP_ZERO);
+					 GFP_KERNEL_ACCOUNT | __GFP_ZERO);
 	if (!area->nia.niovs)
 		goto err;
 
 	area->freelist = kvmalloc_array(nr_iovs, sizeof(area->freelist[0]),
-					GFP_KERNEL | __GFP_ZERO);
+					GFP_KERNEL_ACCOUNT | __GFP_ZERO);
 	if (!area->freelist)
 		goto err;
 
 	area->user_refs = kvmalloc_array(nr_iovs, sizeof(area->user_refs[0]),
-					GFP_KERNEL | __GFP_ZERO);
+					GFP_KERNEL_ACCOUNT | __GFP_ZERO);
 	if (!area->user_refs)
 		goto err;
 
-- 
2.49.0