Re: [PATCH 26/34] mm/gup_benchmark.c: convert put_page() to put_user_page*()
From: Keith Busch <hidden>
Date: 2019-08-02 14:22:43
Also in:
amd-gfx, ceph-devel, dri-devel, intel-gfx, kvm, linux-arm-kernel, linux-block, linux-crypto, linux-fbdev, linux-fsdevel, linux-media, linux-mm, linux-nfs, linux-rdma, linux-xfs, lkml, sparclinux, xen-devel
On Thu, Aug 01, 2019 at 07:19:57PM -0700, john.hubbard@gmail.com wrote:
From: John Hubbard <jhubbard@nvidia.com>
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeholder versions").
Cc: Dan Carpenter <redacted>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Keith Busch <redacted>
Cc: Kirill A. Shutemov <redacted>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: YueHaibing <redacted>
Signed-off-by: John Hubbard <jhubbard@nvidia.com>Looks fine. Reviewed-by: Keith Busch <redacted>
quoted hunk ↗ jump to hunk
mm/gup_benchmark.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/mm/gup_benchmark.c b/mm/gup_benchmark.c index 7dd602d7f8db..515ac8eeb6ee 100644 --- a/mm/gup_benchmark.c +++ b/mm/gup_benchmark.c@@ -79,7 +79,7 @@ static int __gup_benchmark_ioctl(unsigned int cmd, for (i = 0; i < nr_pages; i++) { if (!pages[i]) break; - put_page(pages[i]); + put_user_page(pages[i]); } end_time = ktime_get(); gup->put_delta_usec = ktime_us_delta(end_time, start_time);--