Commit e26f51f6 authored Jan 25, 2026 by Jens Axboe

io_uring/rsrc: use GFP_KERNEL_ACCOUNT consistently



For potential long term allocations, ensure that we play nicer with
memcg and use the accounting variant of the GFP_KERNEL allocation.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 6e0d71c2

io_uring/memmap.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -56,7 +56,7 @@ struct page *io_pin_pages(unsigned long uaddr, unsigned long len, int npages)
		if (WARN_ON_ONCE(nr_pages > INT_MAX))
		return ERR_PTR(-EOVERFLOW);

		pages = kvmalloc_array(nr_pages, sizeof(struct page *), GFP_KERNEL);
		pages = kvmalloc_array(nr_pages, sizeof(struct page *), GFP_KERNEL_ACCOUNT);
		if (!pages)
		return ERR_PTR(-ENOMEM);

io_uring/rsrc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1329,7 +1329,7 @@ void io_vec_free(struct iou_vec *iv)

		int io_vec_realloc(struct iou_vec *iv, unsigned nr_entries)
		{
		gfp_t gfp = GFP_KERNEL \| __GFP_NOWARN;
		gfp_t gfp = GFP_KERNEL_ACCOUNT \| __GFP_NOWARN;
		struct iovec *iov;

		iov = kmalloc_array(nr_entries, sizeof(iov[0]), gfp);