Message ID | 20201027114438.17662-2-peter.maydell@linaro.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id 32sm1712203wro.31.2020.10.27.04.44.41 for <qemu-devel@nongnu.org> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 27 Oct 2020 04:44:41 -0700 (PDT) From: Peter Maydell <peter.maydell@linaro.org> To: qemu-devel@nongnu.org Subject: [PULL 01/48] linux-user/aarch64: Reset btype for signals Date: Tue, 27 Oct 2020 11:43:51 +0000 Message-Id: <20201027114438.17662-2-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201027114438.17662-1-peter.maydell@linaro.org> References: <20201027114438.17662-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::330; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x330.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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[PULL,01/48] linux-user/aarch64: Reset btype for signals
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diff --git a/linux-user/aarch64/signal.c b/linux-user/aarch64/signal.c index d50c1ae5838..b591790c22e 100644 --- a/linux-user/aarch64/signal.c +++ b/linux-user/aarch64/signal.c @@ -506,10 +506,16 @@ static void target_setup_frame(int usig, struct target_sigaction *ka, + offsetof(struct target_rt_frame_record, tramp); } env->xregs[0] = usig; - env->xregs[31] = frame_addr; env->xregs[29] = frame_addr + fr_ofs; - env->pc = ka->_sa_handler; env->xregs[30] = return_addr; + env->xregs[31] = frame_addr; + env->pc = ka->_sa_handler; + + /* Invoke the signal handler as if by indirect call. */ + if (cpu_isar_feature(aa64_bti, env_archcpu(env))) { + env->btype = 2; + } + if (info) { tswap_siginfo(&frame->info, info); env->xregs[1] = frame_addr + offsetof(struct target_rt_sigframe, info);