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
| ||
|
Date: Sun, 21 Jul 2019 21:30:11 -0700 From: john.hubbard@...il.com To: Andrew Morton <akpm@...ux-foundation.org> Cc: Alexander Viro <viro@...iv.linux.org.uk>, Björn Töpel <bjorn.topel@...el.com>, Boaz Harrosh <boaz@...xistor.com>, Christoph Hellwig <hch@....de>, Daniel Vetter <daniel@...ll.ch>, Dan Williams <dan.j.williams@...el.com>, Dave Chinner <david@...morbit.com>, David Airlie <airlied@...ux.ie>, "David S . Miller" <davem@...emloft.net>, Ilya Dryomov <idryomov@...il.com>, Jan Kara <jack@...e.cz>, Jason Gunthorpe <jgg@...pe.ca>, Jens Axboe <axboe@...nel.dk>, Jérôme Glisse <jglisse@...hat.com>, Johannes Thumshirn <jthumshirn@...e.de>, Magnus Karlsson <magnus.karlsson@...el.com>, Matthew Wilcox <willy@...radead.org>, Miklos Szeredi <miklos@...redi.hu>, Ming Lei <ming.lei@...hat.com>, Sage Weil <sage@...hat.com>, Santosh Shilimkar <santosh.shilimkar@...cle.com>, Yan Zheng <zyan@...hat.com>, netdev@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-mm@...ck.org, linux-rdma@...r.kernel.org, bpf@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>, John Hubbard <jhubbard@...dia.com> Subject: [PATCH 2/3] net/xdp: convert put_page() to put_user_page*() From: John Hubbard <jhubbard@...dia.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: Björn Töpel <bjorn.topel@...el.com> Cc: Magnus Karlsson <magnus.karlsson@...el.com> Cc: David S. Miller <davem@...emloft.net> Cc: netdev@...r.kernel.org Signed-off-by: John Hubbard <jhubbard@...dia.com> --- net/xdp/xdp_umem.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c index 83de74ca729a..9cbbb96c2a32 100644 --- a/net/xdp/xdp_umem.c +++ b/net/xdp/xdp_umem.c @@ -171,8 +171,7 @@ static void xdp_umem_unpin_pages(struct xdp_umem *umem) for (i = 0; i < umem->npgs; i++) { struct page *page = umem->pgs[i]; - set_page_dirty_lock(page); - put_page(page); + put_user_pages_dirty_lock(&page, 1); } kfree(umem->pgs); -- 2.22.0
Powered by blists - more mailing lists