Message ID | 20220422165238.1971496-8-richard.henderson@linaro.org |
---|---|
State | New |
Headers | show
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([2607:fb90:27d0:b0f2:934d:3e2:9f8c:dd1]) by smtp.gmail.com with ESMTPSA id 6-20020a17090a030600b001cd4989ff5fsm6835904pje.38.2022.04.22.09.52.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Apr 2022 09:52:53 -0700 (PDT) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Subject: [PATCH v8 07/68] linux-user/nios2: Use QEMU_ESIGRETURN from do_rt_sigreturn Date: Fri, 22 Apr 2022 09:51:37 -0700 Message-Id: <20220422165238.1971496-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220422165238.1971496-1-richard.henderson@linaro.org> References: <20220422165238.1971496-1-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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 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: Peter Maydell <peter.maydell@linaro.org> Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
nios2 fixes, cleanups, shadow reg sets
|
expand
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diff --git a/linux-user/nios2/signal.c b/linux-user/nios2/signal.c index 133bc05673..9aa525e723 100644 --- a/linux-user/nios2/signal.c +++ b/linux-user/nios2/signal.c @@ -77,8 +77,7 @@ static void rt_setup_ucontext(struct target_ucontext *uc, CPUNios2State *env) __put_user(env->regs[R_SP], &gregs[28]); } -static int rt_restore_ucontext(CPUNios2State *env, struct target_ucontext *uc, - int *pr2) +static int rt_restore_ucontext(CPUNios2State *env, struct target_ucontext *uc) { int temp; unsigned long *gregs = uc->tuc_mcontext.gregs; @@ -128,8 +127,6 @@ static int rt_restore_ucontext(CPUNios2State *env, struct target_ucontext *uc, __get_user(env->regs[R_SP], &gregs[28]); target_restore_altstack(&uc->tuc_stack, env); - - *pr2 = env->regs[2]; return 0; } @@ -191,7 +188,6 @@ long do_rt_sigreturn(CPUNios2State *env) abi_ulong frame_addr = env->regs[R_SP]; struct target_rt_sigframe *frame; sigset_t set; - int rval; if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1)) { goto badframe; @@ -200,15 +196,15 @@ long do_rt_sigreturn(CPUNios2State *env) target_to_host_sigset(&set, &frame->uc.tuc_sigmask); set_sigmask(&set); - if (rt_restore_ucontext(env, &frame->uc, &rval)) { + if (rt_restore_ucontext(env, &frame->uc)) { goto badframe; } unlock_user_struct(frame, frame_addr, 0); - return rval; + return -QEMU_ESIGRETURN; badframe: unlock_user_struct(frame, frame_addr, 0); force_sig(TARGET_SIGSEGV); - return 0; + return -QEMU_ESIGRETURN; }