Message ID | 20190802022005.5117-25-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 u9sm38179744pgc.5.2019.08.01.19.20.47 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 01 Aug 2019 19:20:48 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton <akpm@linux-foundation.org> Subject: [PATCH 24/34] futex: convert put_page() to put_user_page*() Date: Thu, 1 Aug 2019 19:19:55 -0700 Message-Id: <20190802022005.5117-25-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190802022005.5117-1-jhubbard@nvidia.com> References: <20190802022005.5117-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190801_192050_265819_C3975B66 X-CRM114-Status: GOOD ( 12.35 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Cc: linux-fbdev@vger.kernel.org, Jan Kara <jack@suse.cz>, kvm@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>, Dave Hansen <dave.hansen@linux.intel.com>, Dave Chinner <david@fromorbit.com>, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, sparclinux@vger.kernel.org, Ira Weiny <ira.weiny@intel.com>, 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 <hch@infradead.org>, Jason Gunthorpe <jgg@ziepe.ca>, Ingo Molnar <mingo@redhat.com>, xen-devel@lists.xenproject.org, devel@lists.orangefs.org, linux-media@vger.kernel.org, John Hubbard <jhubbard@nvidia.com>, intel-gfx@lists.freedesktop.org, linux-block@vger.kernel.org, =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= <jglisse@redhat.com>, linux-rpi-kernel@lists.infradead.org, Darren Hart <dvhart@infradead.org>, Dan Williams <dan.j.williams@intel.com>, linux-arm-kernel@lists.infradead.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>, linux-xfs@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP |
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put_user_pages(): miscellaneous call sites
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expand
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diff --git a/kernel/futex.c b/kernel/futex.c index 6d50728ef2e7..4b4cae58ec57 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -623,7 +623,7 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, enum futex_a lock_page(page); shmem_swizzled = PageSwapCache(page) || page->mapping; unlock_page(page); - put_page(page); + put_user_page(page); if (shmem_swizzled) goto again; @@ -675,7 +675,7 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, enum futex_a if (READ_ONCE(page->mapping) != mapping) { rcu_read_unlock(); - put_page(page); + put_user_page(page); goto again; } @@ -683,7 +683,7 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, enum futex_a inode = READ_ONCE(mapping->host); if (!inode) { rcu_read_unlock(); - put_page(page); + put_user_page(page); goto again; } @@ -702,7 +702,7 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, enum futex_a */ if (!atomic_inc_not_zero(&inode->i_count)) { rcu_read_unlock(); - put_page(page); + put_user_page(page); goto again; } @@ -723,7 +723,7 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, enum futex_a } out: - put_page(page); + put_user_page(page); return err; }