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[75.161.11.128]) by smtp.gmail.com with ESMTPSA id m25sm109477iol.12.2019.09.04.14.22.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Sep 2019 14:22:19 -0700 (PDT) Date: Wed, 4 Sep 2019 14:22:18 -0700 (PDT) From: Paul Walmsley X-X-Sender: paulw@viisi.sifive.com To: Mao Han Subject: Re: [PATCH V6 2/3] riscv: Add support for perf registers sampling In-Reply-To: <0179424c5edc166273d5fe261f70b1a4c13a90f8.1567060834.git.han_mao@c-sky.com> Message-ID: References: <0179424c5edc166273d5fe261f70b1a4c13a90f8.1567060834.git.han_mao@c-sky.com> User-Agent: Alpine 2.21.9999 (DEB 301 2018-08-15) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190904_142220_927956_2BCD7FE3 X-CRM114-Status: GOOD ( 10.88 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Palmer Dabbelt , linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, Guo Ren , Greentime Hu , linux-riscv@lists.infradead.org, Christoph Hellwig Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org Hello Mao Han, On Thu, 29 Aug 2019, Mao Han wrote: > This patch implements the perf registers sampling and validation API > for riscv arch. The valid registers and their register ID are defined in > perf_regs.h. Perf tool can backtrace in userspace with unwind library > and the registers/user stack dump support. [ ... ] > diff --git a/arch/riscv/include/uapi/asm/perf_regs.h b/arch/riscv/include/uapi/asm/perf_regs.h > new file mode 100644 > index 0000000..df1a581 > --- /dev/null > +++ b/arch/riscv/include/uapi/asm/perf_regs.h > @@ -0,0 +1,42 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ All of the other Linux architectures use "GPL-2.0 WITH Linux-syscall-note" for their license for the perf uapi files. Could you please change this license string to match the standard Linux practice? Then I think it should be good to merge. - Paul _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv