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Sat, 13 Jun 2020 06:42:37 -0700 (PDT) Date: Sat, 13 Jun 2020 19:12:36 +0530 From: afzal mohammed To: Al Viro Subject: Re: [RFC 1/3] lib: copy_{from,to}_user using gup & kmap_atomic() Message-ID: <20200613134236.GA4086@afzalpc> References: <9e1de19f35e2d5e1d115c9ec3b7c3284b4a4e077.1591885760.git.afzal.mohd.ma@gmail.com> <20200612135538.GA13399@afzalpc> <20200613120432.GA5319@afzalpc> <20200613125126.GE23230@ZenIV.linux.org.uk> <20200613125615.GF23230@ZenIV.linux.org.uk> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200613125615.GF23230@ZenIV.linux.org.uk> User-Agent: Mutt/1.9.3 (2018-01-21) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200613_064239_798624_C6F4FCCD X-CRM114-Status: UNSURE ( 8.60 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Nicolas Pitre , Catalin Marinas , Linus Walleij , Russell King - ARM Linux admin , "linux-kernel@vger.kernel.org" , Linux-MM , Will Deacon , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On Sat, Jun 13, 2020 at 01:56:15PM +0100, Al Viro wrote: > Incidentally, what about get_user()/put_user()? _That_ is where it's > going to really hurt... All other uaccess routines are also planned to be added, posting only copy_{from,to}_user() was to get early feedback (mentioned in the cover letter) Regards afzal _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel