Message ID | 20211015041053.2769193-37-richard.henderson@linaro.org |
---|---|
State | New |
Headers | show
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Thu, 14 Oct 2021 21:11:23 -0700 (PDT) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Subject: [PATCH v5 36/67] target/s390x: Use probe_access_flags in s390_probe_access Date: Thu, 14 Oct 2021 21:10:22 -0700 Message-Id: <20211015041053.2769193-37-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211015041053.2769193-1-richard.henderson@linaro.org> References: <20211015041053.2769193-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62f.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: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://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: alex.bennee@linaro.org, laurent@vivier.eu, imp@bsdimp.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
user-only: Cleanup SIGSEGV and SIGBUS handling
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expand
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diff --git a/target/s390x/tcg/mem_helper.c b/target/s390x/tcg/mem_helper.c index 17e3f83641..362a30d99e 100644 --- a/target/s390x/tcg/mem_helper.c +++ b/target/s390x/tcg/mem_helper.c @@ -141,20 +141,12 @@ static int s390_probe_access(CPUArchState *env, target_ulong addr, int size, MMUAccessType access_type, int mmu_idx, bool nonfault, void **phost, uintptr_t ra) { +#if defined(CONFIG_USER_ONLY) + return probe_access_flags(env, addr, access_type, mmu_idx, + nonfault, phost, ra); +#else int flags; -#if defined(CONFIG_USER_ONLY) - flags = page_get_flags(addr); - if (!(flags & (access_type == MMU_DATA_LOAD ? PAGE_READ : PAGE_WRITE_ORG))) { - env->__excp_addr = addr; - flags = (flags & PAGE_VALID) ? PGM_PROTECTION : PGM_ADDRESSING; - if (nonfault) { - return flags; - } - tcg_s390_program_interrupt(env, flags, ra); - } - *phost = g2h(env_cpu(env), addr); -#else /* * For !CONFIG_USER_ONLY, we cannot rely on TLB_INVALID_MASK or haddr==NULL * to detect if there was an exception during tlb_fill(). @@ -173,8 +165,8 @@ static int s390_probe_access(CPUArchState *env, target_ulong addr, int size, (access_type == MMU_DATA_STORE ? BP_MEM_WRITE : BP_MEM_READ), ra); } -#endif return 0; +#endif } static int access_prepare_nf(S390Access *access, CPUS390XState *env,
Not sure why the user-only code wasn't rewritten to use probe_access_flags at the same time that the sysemu code was converted. For the purpose of user-only, this is an exact replacement. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/s390x/tcg/mem_helper.c | 18 +++++------------- 1 file changed, 5 insertions(+), 13 deletions(-)