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[220.132.236.182]) by smtp.gmail.com with ESMTPSA id f10sm2317571pgq.73.2019.06.28.10.33.06 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 28 Jun 2019 10:33:07 -0700 (PDT) Date: Fri, 28 Jun 2019 10:32:03 -0700 Message-Id: <20190628173227.31925-11-palmer@sifive.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190628173227.31925-1-palmer@sifive.com> References: <20190628173227.31925-1-palmer@sifive.com> MIME-Version: 1.0 From: Palmer Dabbelt To: Peter Maydell X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.215.195 Subject: [Qemu-devel] [PULL 10/34] RISC-V: Fix a PMP check with the correct access size 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: Alistair Francis , Palmer Dabbelt , qemu-riscv@nongnu.org, qemu-devel@nongnu.org, Hesham Almatary Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Hesham Almatary The PMP check should be of the memory access size rather than TARGET_PAGE_SIZE. Signed-off-by: Hesham Almatary Reviewed-by: Alistair Francis Signed-off-by: Palmer Dabbelt --- target/riscv/cpu_helper.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 66be83210f11..e1b079e69c60 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -452,8 +452,7 @@ bool riscv_cpu_tlb_fill(CPUState *cs, vaddr address, int size, if (riscv_feature(env, RISCV_FEATURE_PMP) && (ret == TRANSLATE_SUCCESS) && - !pmp_hart_has_privs(env, pa, TARGET_PAGE_SIZE, 1 << access_type, - mode)) { + !pmp_hart_has_privs(env, pa, size, 1 << access_type, mode)) { ret = TRANSLATE_PMP_FAIL; } if (ret == TRANSLATE_PMP_FAIL) {