From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5F199C433EF for ; Sun, 19 Sep 2021 01:58:57 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E297A60232 for ; Sun, 19 Sep 2021 01:58:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org E297A60232 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:36254 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mRm6a-0006BZ-24 for qemu-devel@archiver.kernel.org; Sat, 18 Sep 2021 21:58:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41536) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mRm57-0003QZ-56 for qemu-devel@nongnu.org; Sat, 18 Sep 2021 21:57:25 -0400 Received: from mail-pf1-x431.google.com ([2607:f8b0:4864:20::431]:37863) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mRm54-00052u-OM for qemu-devel@nongnu.org; Sat, 18 Sep 2021 21:57:24 -0400 Received: by mail-pf1-x431.google.com with SMTP id j6so12892147pfa.4 for ; Sat, 18 Sep 2021 18:57:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qGpOhcDg+ef3HF+AW1Lu1mwmMePA2ZX5mvS/TXPUc4Q=; b=kqoHgzX0duOzz7KHyxzN7sFE8ey2OCxJE1Cjbmvxsiu+vtU2SKr9sRuug+T5qwBLFJ 56qkKcWGLYvAEHqBn3cqsQk0Kpa5JgfxaSnNlVI2usuPZPk5HNQamyNKa9THejwObVCE ZYLE+HuuTFOOG+L+2BkrXtZZ5rJei9z2hqAQUr/NbrBmNA31BoPpYO/IsvJNZvzHZlxn 1UQ7Ue6LMbxaNS5dxO8pG0OY03ZNJJ8BhEguP7QURxffcFR8y+R6brfR73K4nlyxky32 9pW50G3DwU6NB8KF0QJaUowX0pVzAdyR0KJZQFgDB+Mrzn/M+EfttzZXm3yHg9Q6DCOY SVvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=qGpOhcDg+ef3HF+AW1Lu1mwmMePA2ZX5mvS/TXPUc4Q=; b=mdVOZM/ZqedGDynYgEOcV07oLuWDdymWXVtfAJnczE3ZvNMqRewS9B/elXHgTdGI8M nVCGlH03H/C5tqIMJyii5lxxcH+KNbjJ2A5te/JUDWyGoeWLCYRAs9EED0i5DMEHblrI A5e76o0oJE1EfJlwBKjOBBdXDdqppwXxHs10p2C3MWX7i6+zKKiXccxNyNghHPjdQi8E IY0VzbLEXbkSektYLqqFiAEQ4U54KNppJv5MV5hKY2J06HJBbbKH3ltnRBNdLmPq5Tmk 9KcqGMii3+G/sTsMf6lYBKrvoqkmgMhAzOaTk40wLsHwRqk5d3956hkIvD7WF7b69lU2 4uqg== X-Gm-Message-State: AOAM530HFB/iTclPsUnHHxXOaMQ+sSoZNZ3oO2MnyMcfH1Dq9E6DwApI DbYp2D2dcZ1gc3Vx1lYkUe7U6hy/fu6qjA== X-Google-Smtp-Source: ABdhPJzd6Y1NDaFHPPBzvjLaJtALmODT2Ro1TYlDHSW9fJ7vjAEbX/O1E043O4kq6P0/gIuJ0k5RbQ== X-Received: by 2002:a63:d80c:: with SMTP id b12mr17121823pgh.331.1632016641460; Sat, 18 Sep 2021 18:57:21 -0700 (PDT) Received: from localhost.localdomain ([71.212.134.125]) by smtp.gmail.com with ESMTPSA id k14sm6747899pgg.92.2021.09.18.18.57.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Sep 2021 18:57:21 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 02/25] linux-user/aarch64: Use force_sig_fault() Date: Sat, 18 Sep 2021 18:56:55 -0700 Message-Id: <20210919015718.466207-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210919015718.466207-1-richard.henderson@linaro.org> References: <20210919015718.466207-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::431; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x431.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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , laurent@vivier.eu Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Peter Maydell Use the new force_sig_fault() function instead of setting up a target_siginfo_t and calling queue_signal(). Signed-off-by: Peter Maydell Message-Id: <20210813131809.28655-8-peter.maydell@linaro.org> Signed-off-by: Richard Henderson --- linux-user/aarch64/cpu_loop.c | 34 +++++++++------------------------- 1 file changed, 9 insertions(+), 25 deletions(-) diff --git a/linux-user/aarch64/cpu_loop.c b/linux-user/aarch64/cpu_loop.c index 5d8675944d..11e34cb100 100644 --- a/linux-user/aarch64/cpu_loop.c +++ b/linux-user/aarch64/cpu_loop.c @@ -21,6 +21,7 @@ #include "qemu-common.h" #include "qemu.h" #include "cpu_loop-common.h" +#include "signal-common.h" #include "qemu/guest-random.h" #include "semihosting/common-semi.h" #include "target/arm/syndrome.h" @@ -77,9 +78,8 @@ void cpu_loop(CPUARMState *env) { CPUState *cs = env_cpu(env); - int trapnr, ec, fsc; + int trapnr, ec, fsc, si_code; abi_long ret; - target_siginfo_t info; for (;;) { cpu_exec_start(cs); @@ -108,18 +108,10 @@ void cpu_loop(CPUARMState *env) /* just indicate that signals should be handled asap */ break; case EXCP_UDEF: - info.si_signo = TARGET_SIGILL; - info.si_errno = 0; - info.si_code = TARGET_ILL_ILLOPN; - info._sifields._sigfault._addr = env->pc; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPN, env->pc); break; case EXCP_PREFETCH_ABORT: case EXCP_DATA_ABORT: - info.si_signo = TARGET_SIGSEGV; - info.si_errno = 0; - info._sifields._sigfault._addr = env->exception.vaddress; - /* We should only arrive here with EC in {DATAABORT, INSNABORT}. */ ec = syn_get_ec(env->exception.syndrome); assert(ec == EC_DATAABORT || ec == EC_INSNABORT); @@ -128,28 +120,24 @@ void cpu_loop(CPUARMState *env) fsc = extract32(env->exception.syndrome, 0, 6); switch (fsc) { case 0x04 ... 0x07: /* Translation fault, level {0-3} */ - info.si_code = TARGET_SEGV_MAPERR; + si_code = TARGET_SEGV_MAPERR; break; case 0x09 ... 0x0b: /* Access flag fault, level {1-3} */ case 0x0d ... 0x0f: /* Permission fault, level {1-3} */ - info.si_code = TARGET_SEGV_ACCERR; + si_code = TARGET_SEGV_ACCERR; break; case 0x11: /* Synchronous Tag Check Fault */ - info.si_code = TARGET_SEGV_MTESERR; + si_code = TARGET_SEGV_MTESERR; break; default: g_assert_not_reached(); } - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + force_sig_fault(TARGET_SIGSEGV, si_code, env->exception.vaddress); break; case EXCP_DEBUG: case EXCP_BKPT: - info.si_signo = TARGET_SIGTRAP; - info.si_errno = 0; - info.si_code = TARGET_TRAP_BRKPT; - info._sifields._sigfault._addr = env->pc; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + force_sig_fault(TARGET_SIGTRAP, TARGET_TRAP_BRKPT, env->pc); break; case EXCP_SEMIHOST: env->xregs[0] = do_common_semihosting(cs); @@ -169,11 +157,7 @@ void cpu_loop(CPUARMState *env) /* Check for MTE asynchronous faults */ if (unlikely(env->cp15.tfsr_el[0])) { env->cp15.tfsr_el[0] = 0; - info.si_signo = TARGET_SIGSEGV; - info.si_errno = 0; - info._sifields._sigfault._addr = 0; - info.si_code = TARGET_SEGV_MTEAERR; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + force_sig_fault(TARGET_SIGSEGV, TARGET_SEGV_MTEAERR, 0); } process_pending_signals(env); -- 2.25.1