Message ID | 1463098420-29113-13-git-send-email-rth@twiddle.net (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Thu, 12 May 2016 17:14:49 -0700 (PDT) Received: from bigtime.com ([172.56.44.137]) by smtp.gmail.com with ESMTPSA id w16sm7171321qka.35.2016.05.12.17.14.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 12 May 2016 17:14:49 -0700 (PDT) From: Richard Henderson <rth@twiddle.net> To: qemu-devel@nongnu.org Date: Thu, 12 May 2016 14:13:13 -1000 Message-Id: <1463098420-29113-13-git-send-email-rth@twiddle.net> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1463098420-29113-1-git-send-email-rth@twiddle.net> References: <1463098420-29113-1-git-send-email-rth@twiddle.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2607:f8b0:400d:c04::242 Subject: [Qemu-devel] [PULL 12/39] tcg: Note requirement on atomic direct jump patching X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: peter.maydell@linaro.org, Sergey Fedorov <sergey.fedorov@linaro.org>, Sergey Fedorov <serge.fdrv@gmail.com> Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org> X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP |
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 30cdd69..6c113a3 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -230,6 +230,7 @@ static inline void tlb_flush_by_mmuidx(CPUState *cpu, ...) || defined(__sparc__) || defined(__aarch64__) \ || defined(__s390x__) || defined(__mips__) \ || defined(CONFIG_TCG_INTERPRETER) +/* NOTE: Direct jump patching must be atomic to be thread-safe. */ #define USE_DIRECT_JUMP #endif