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Thu, 08 Apr 2021 05:47:47 -0700 (PDT) MIME-Version: 1.0 References: <20210406174031.64299-1-richard.henderson@linaro.org> In-Reply-To: <20210406174031.64299-1-richard.henderson@linaro.org> From: Peter Maydell Date: Thu, 8 Apr 2021 12:47:07 +0000 Message-ID: Subject: Re: [PATCH v4 00/12] target/arm mte fixes To: Richard Henderson Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2a00:1450:4864:20::62c; envelope-from=peter.maydell@linaro.org; helo=mail-ej1-x62c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm , QEMU Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, 6 Apr 2021 at 18:41, Richard Henderson wrote: > > Changes for v4: > * Fix tag count computation error in mte_checkN, which when used > by mte_check1 in patch 5, caused all sorts of KASAN failures. > * Fix PAGE_ANON / PAGE_TARGET_1 overlap. > > > r~ > > > Richard Henderson (12): > accel/tcg: Preserve PAGE_ANON when changing page permissions > target/arm: Check PAGE_WRITE_ORG for MTE writeability > target/arm: Fix mte_checkN > target/arm: Split out mte_probe_int > target/arm: Fix unaligned checks for mte_check1, mte_probe1 > test/tcg/aarch64: Add mte-5 > target/arm: Replace MTEDESC ESIZE+TSIZE with SIZEM1 > target/arm: Merge mte_check1, mte_checkN > target/arm: Rename mte_probe1 to mte_probe > target/arm: Simplify sve mte checking > target/arm: Remove log2_esize parameter to gen_mte_checkN > exec: Fix overlap of PAGE_ANON and PAGE_TARGET_1 So, what should we do with this series for 6.0 ? We'll be at rc3 next week, and this big a change seems risky at this point in the cycle. Is there anything in here that's worth extracting as a for-6.0 change? (maybe patches 1, 2, 12?) thanks -- PMM