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[216.228.112.21]) by smtp.gmail.com with ESMTPSA id r6sm35946836pjb.22.2019.08.04.15.49.31 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Sun, 04 Aug 2019 15:49:32 -0700 (PDT) X-Inumbo-ID: 20a351d4-b70a-11e9-8980-bc764e045a96 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=5vxuyadJL7U7uLaLdbmi0wM48++CcjfxvCZKqh2vh4A=; b=SmLYPFHmKN1uE643ZHBnB9dNk1rkYQS38le9bhNsjkuijth7hTQM++IPMv3pLW0TEI 7/x46VCEIatXmkV3w2KshE0imX/kUzrth+ucng6DZOKNE0opT13YpOAAUVZVUjGyDlRy PB2Ml2hj6K3sDNS5iK8QIe0u19usMs5R4F7ygDzoCAKAQPcQlfC/e9zMHKVg/PGP6KNH jH8S8rBi9/AhB/tXE8C3wWfrNrkZfmcdnxjHGl0d8mZOAczH5is/McK+cj5KFruHwe2c MlwNgBe4BfI2d4CuM85b0u6u4v6w/IVsnWdV3/DEzbLrJ3+c49m+Mf//mO5waQdOc/o0 4mBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=5vxuyadJL7U7uLaLdbmi0wM48++CcjfxvCZKqh2vh4A=; b=gdVWi3f+b5FqNUT8btDt8uQS2kuYmCMqxF95XrLAS/Il8m2hygf62ZF8Rev+xj5Z4D WVYB/Td+j09+UiassybVKeTVSZzYLxhTnjJn+/HdYTy+F54jtUT6aQDMI4aZb3hoL/BA dRmeTJ52nJuxD2KlQ4nGi0apYIblSTQ19mA6QqjYd8Z/eU9yDGc5s9bwsS2zvK9OMuJS kMdvYgZQfVtJunX2jmsEcU0A9GXcmyGm9WSIpRcgnG85aJ/+NqvBoxEzdgpqshEPEMrp bgkAG6Gp0tYcpeLqstmC1WpYw/3GcO1hX/H8mjQb/LyabwMbJ8bQFuImTE6ZJT97cB0P z3XQ== X-Gm-Message-State: APjAAAWxpeXcs102CVeX3BNedeITH/tiiqpI0dzfQrgcDO/IhI8yr+AF DHuJC5094vmG9BxI2Mp7X8o= X-Google-Smtp-Source: APXvYqx8ZWVr6MlzhqOcGh2E3H/RsN7D9i6b3t0CUjOfGBvpDNUsLBn0LfDPCNpJqri3cJedM4xZQw== X-Received: by 2002:a63:1b56:: with SMTP id b22mr16835931pgm.265.1564958973404; Sun, 04 Aug 2019 15:49:33 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton Date: Sun, 4 Aug 2019 15:48:50 -0700 Message-Id: <20190804224915.28669-10-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190804224915.28669-1-jhubbard@nvidia.com> References: <20190804224915.28669-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public Subject: [Xen-devel] [PATCH v2 09/34] media/v4l2-core/mm: convert put_page() to put_user_page*() X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , 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 , Hans Verkuil , xen-devel@lists.xenproject.org, devel@lists.orangefs.org, linux-media@vger.kernel.org, Kees Cook , John Hubbard , intel-gfx@lists.freedesktop.org, linux-block@vger.kernel.org, =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , linux-rpi-kernel@lists.infradead.org, Dan Williams , Mauro Carvalho Chehab , linux-arm-kernel@lists.infradead.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, LKML , Souptick Joarder , linux-xfs@vger.kernel.org, linux-crypto@vger.kernel.org, Sakari Ailus , linux-fsdevel@vger.kernel.org, Robin Murphy Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) 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"). Cc: Mauro Carvalho Chehab Cc: Kees Cook Cc: Hans Verkuil Cc: Sakari Ailus Cc: Jan Kara Cc: Robin Murphy Cc: Souptick Joarder Cc: Dan Williams Cc: linux-media@vger.kernel.org Signed-off-by: John Hubbard --- drivers/media/v4l2-core/videobuf-dma-sg.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/media/v4l2-core/videobuf-dma-sg.c b/drivers/media/v4l2= -core/videobuf-dma-sg.c index 66a6c6c236a7..d6eeb437ec19 100644 --- a/drivers/media/v4l2-core/videobuf-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf-dma-sg.c @@ -349,8 +349,7 @@ int videobuf_dma_free(struct videobuf_dmabuf *dma) BUG_ON(dma->sglen); =20 if (dma->pages) { - for (i =3D 0; i < dma->nr_pages; i++) - put_page(dma->pages[i]); + put_user_pages(dma->pages, dma->nr_pages); kfree(dma->pages); dma->pages =3D NULL; } --=20 2.22.0 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel