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[216.228.112.21]) by smtp.gmail.com with ESMTPSA id u69sm111740800pgu.77.2019.08.06.18.33.47 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 06 Aug 2019 18:33:48 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton Date: Tue, 6 Aug 2019 18:33:02 -0700 Message-Id: <20190807013340.9706-4-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190807013340.9706-1-jhubbard@nvidia.com> References: <20190807013340.9706-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-Mailman-Approved-At: Fri, 09 Aug 2019 09:15:45 +0000 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=GHzc1obwFKwJgG7nswfPGhmCYytguM8zaNUDmj5ciqU=; b=SVC7DSqJ1aViuFyLacSuD9ekUuon1nsbmGXQ+rccZqQD0M5OpWv4FInOJYOUS0zDrw iiaUKlpU3oYT6EB+TLC7fde9FCQbqLPjcDOo/pPYr/Dy4w9ZLyTeVh++4NmqxXNEZ0Um gS5DfjjL21uHhIzIHJrVsnAGurOzAGDNfpv0OIjYG3RHWT96uJJIGB6LIuNQuZVc7Ym2 eeEnUQ4CldleB6IB/9Fxp6/W0nXsF/e4MjOETkKBsrMtb7StZJlqXJT9WcIpX7tnyI6X 9gewZeHtS0mR3vhC08tQKk4aqf3pL5knJE/hrGJP04i1jVNIaCHMRTQVdWFD0VLC/Xeg c3+Q== Subject: [Intel-gfx] [PATCH v3 03/41] net/xdp: convert put_page() to put_user_page*() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-fbdev@vger.kernel.org, Jan Kara , kvm@vger.kernel.org, Dave Hansen , Dave Chinner , dri-devel@lists.freedesktop.org, linux-mm@kvack.org, sparclinux@vger.kernel.org, Ira Weiny , ceph-devel@vger.kernel.org, devel@driverdev.osuosl.org, rds-devel@oss.oracle.com, linux-rdma@vger.kernel.org, x86@kernel.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Jason Gunthorpe , Magnus Karlsson , xen-devel@lists.xenproject.org, =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= , devel@lists.orangefs.org, linux-media@vger.kernel.org, John Hubbard , intel-gfx@lists.freedesktop.org, linux-block@vger.kernel.org, =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , linux-rpi-kernel@lists.infradead.org, Dan Williams , linux-arm-kernel@lists.infradead.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, LKML , linux-xfs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org, "David S . Miller" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: John Hubbard 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"). Acked-by: Björn Töpel Cc: Magnus Karlsson Cc: David S. Miller Cc: netdev@vger.kernel.org Signed-off-by: John Hubbard --- net/xdp/xdp_umem.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c index 83de74ca729a..17c4b3d3dc34 100644 --- a/net/xdp/xdp_umem.c +++ b/net/xdp/xdp_umem.c @@ -166,14 +166,7 @@ void xdp_umem_clear_dev(struct xdp_umem *umem) static void xdp_umem_unpin_pages(struct xdp_umem *umem) { - unsigned int i; - - 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(umem->pgs, umem->npgs, true); kfree(umem->pgs); umem->pgs = NULL;