Message ID | 20190807013340.9706-15-jhubbard@nvidia.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[216.228.112.21]) by smtp.gmail.com with ESMTPSA id u69sm111740800pgu.77.2019.08.06.18.34.05 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 06 Aug 2019 18:34:06 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton <akpm@linux-foundation.org> Cc: Christoph Hellwig <hch@infradead.org>, Dan Williams <dan.j.williams@intel.com>, Dave Chinner <david@fromorbit.com>, Dave Hansen <dave.hansen@linux.intel.com>, Ira Weiny <ira.weiny@intel.com>, Jan Kara <jack@suse.cz>, Jason Gunthorpe <jgg@ziepe.ca>, =?utf-8?b?SsOpcsO0?= =?utf-8?b?bWUgR2xpc3Nl?= <jglisse@redhat.com>, LKML <linux-kernel@vger.kernel.org>, amd-gfx@lists.freedesktop.org, ceph-devel@vger.kernel.org, devel@driverdev.osuosl.org, devel@lists.orangefs.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-block@vger.kernel.org, linux-crypto@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-media@vger.kernel.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-xfs@vger.kernel.org, netdev@vger.kernel.org, rds-devel@oss.oracle.com, sparclinux@vger.kernel.org, x86@kernel.org, xen-devel@lists.xenproject.org, John Hubbard <jhubbard@nvidia.com>, Arnd Bergmann <arnd@arndb.de>, Al Viro <viro@zeniv.linux.org.uk>, "Gustavo A . R . Silva" <gustavo@embeddedor.com>, Kees Cook <keescook@chromium.org> Subject: [PATCH v3 14/41] vmci: convert put_page() to put_user_page*() Date: Tue, 6 Aug 2019 18:33:13 -0700 Message-Id: <20190807013340.9706-15-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 Content-Transfer-Encoding: 8bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: <linux-mm.kvack.org> X-Virus-Scanned: ClamAV using ClamSMTP |
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put_user_pages(): miscellaneous call sites
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diff --git a/drivers/misc/vmw_vmci/vmci_context.c b/drivers/misc/vmw_vmci/vmci_context.c index 16695366ec92..9daa52ee63b7 100644 --- a/drivers/misc/vmw_vmci/vmci_context.c +++ b/drivers/misc/vmw_vmci/vmci_context.c @@ -587,7 +587,7 @@ void vmci_ctx_unset_notify(struct vmci_ctx *context) if (notify_page) { kunmap(notify_page); - put_page(notify_page); + put_user_page(notify_page); } } diff --git a/drivers/misc/vmw_vmci/vmci_queue_pair.c b/drivers/misc/vmw_vmci/vmci_queue_pair.c index 8531ae781195..e5434551d0ef 100644 --- a/drivers/misc/vmw_vmci/vmci_queue_pair.c +++ b/drivers/misc/vmw_vmci/vmci_queue_pair.c @@ -626,15 +626,8 @@ static void qp_release_queue_mutex(struct vmci_queue *queue) static void qp_release_pages(struct page **pages, u64 num_pages, bool dirty) { - int i; - - for (i = 0; i < num_pages; i++) { - if (dirty) - set_page_dirty(pages[i]); - - put_page(pages[i]); - pages[i] = NULL; - } + put_user_pages_dirty_lock(pages, num_pages, dirty); + memset(pages, 0, num_pages * sizeof(struct page *)); } /*