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[174.21.150.71]) by smtp.gmail.com with ESMTPSA id me3sm164189pjb.32.2021.02.09.16.02.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Feb 2021 16:02:24 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v6 00/31] target-arm: Implement ARMv8.5-MemTag, user mode Date: Tue, 9 Feb 2021 16:01:52 -0800 Message-Id: <20210210000223.884088-1-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102b; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102b.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, 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: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Changes for v6: * Drop the change to probe_access. The cpu_untagged_addr function isn't correct, since that's specifically for syscalls. The uses of probe_access in target/arm/ are already done with clean addresses. * Move unlock_user comparison change from p19 to p18. The only unreviewed patch is 19. r~ Richard Henderson (31): tcg: Introduce target-specific page data for user-only linux-user: Introduce PAGE_ANON exec: Use uintptr_t for guest_base exec: Use uintptr_t in cpu_ldst.h exec: Improve types for guest_addr_valid linux-user: Check for overflow in access_ok linux-user: Tidy VERIFY_READ/VERIFY_WRITE bsd-user: Tidy VERIFY_READ/VERIFY_WRITE linux-user: Do not use guest_addr_valid for h2g_valid linux-user: Fix guest_addr_valid vs reserved_va exec: Introduce cpu_untagged_addr exec: Use cpu_untagged_addr in g2h; split out g2h_untagged linux-user: Explicitly untag memory management syscalls linux-user: Use guest_range_valid in access_ok exec: Rename guest_{addr,range}_valid to *_untagged linux-user: Use cpu_untagged_addr in access_ok; split out *_untagged linux-user: Move lock_user et al out of line linux-user: Fix types in uaccess.c linux-user: Handle tags in lock_user/unlock_user linux-user/aarch64: Implement PR_TAGGED_ADDR_ENABLE target/arm: Improve gen_top_byte_ignore target/arm: Use the proper TBI settings for linux-user linux-user/aarch64: Implement PR_MTE_TCF and PR_MTE_TAG linux-user/aarch64: Implement PROT_MTE target/arm: Split out syndrome.h from internals.h linux-user/aarch64: Pass syndrome to EXC_*_ABORT linux-user/aarch64: Signal SEGV_MTESERR for sync tag check fault linux-user/aarch64: Signal SEGV_MTEAERR for async tag check error target/arm: Add allocation tag storage for user mode target/arm: Enable MTE for user-only tests/tcg/aarch64: Add mte smoke tests bsd-user/qemu.h | 9 +- include/exec/cpu-all.h | 47 ++++- include/exec/cpu_ldst.h | 39 ++-- include/exec/exec-all.h | 2 +- linux-user/aarch64/target_signal.h | 3 + linux-user/aarch64/target_syscall.h | 13 ++ linux-user/qemu.h | 76 +++----- linux-user/syscall_defs.h | 1 + target/arm/cpu-param.h | 3 + target/arm/cpu.h | 32 ++++ target/arm/internals.h | 249 +------------------------ target/arm/syndrome.h | 273 ++++++++++++++++++++++++++++ tests/tcg/aarch64/mte.h | 60 ++++++ accel/tcg/translate-all.c | 32 +++- accel/tcg/user-exec.c | 51 +++--- bsd-user/main.c | 4 +- linux-user/aarch64/cpu_loop.c | 38 +++- linux-user/elfload.c | 18 +- linux-user/flatload.c | 2 +- linux-user/hppa/cpu_loop.c | 39 ++-- linux-user/i386/cpu_loop.c | 6 +- linux-user/i386/signal.c | 5 +- linux-user/main.c | 4 +- linux-user/mmap.c | 86 +++++---- linux-user/ppc/signal.c | 4 +- linux-user/syscall.c | 165 +++++++++++++---- linux-user/uaccess.c | 82 +++++++-- target/arm/cpu.c | 25 ++- target/arm/helper-a64.c | 4 +- target/arm/mte_helper.c | 39 +++- target/arm/tlb_helper.c | 15 +- target/arm/translate-a64.c | 25 +-- target/hppa/op_helper.c | 2 +- target/i386/tcg/mem_helper.c | 2 +- target/s390x/mem_helper.c | 4 +- tests/tcg/aarch64/mte-1.c | 28 +++ tests/tcg/aarch64/mte-2.c | 45 +++++ tests/tcg/aarch64/mte-3.c | 51 ++++++ tests/tcg/aarch64/mte-4.c | 45 +++++ tests/tcg/aarch64/pauth-2.c | 1 - tests/tcg/aarch64/Makefile.target | 6 + tests/tcg/configure.sh | 4 + 42 files changed, 1122 insertions(+), 517 deletions(-) create mode 100644 target/arm/syndrome.h create mode 100644 tests/tcg/aarch64/mte.h create mode 100644 tests/tcg/aarch64/mte-1.c create mode 100644 tests/tcg/aarch64/mte-2.c create mode 100644 tests/tcg/aarch64/mte-3.c create mode 100644 tests/tcg/aarch64/mte-4.c -- 2.25.1