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[98.147.55.211]) by smtp.gmail.com with ESMTPSA id oh5-20020a17090b3a4500b0029ab712f648sm2118499pjb.38.2024.02.28.12.25.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Feb 2024 12:25:25 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: laurent@vivier.eu, richard.purdie@linuxfoundation.org, mjt@tls.msk.ru, iii@linux.ibm.com Subject: [PATCH v2 3/5] linux-user: Add strace for shmat Date: Wed, 28 Feb 2024 10:25:16 -1000 Message-Id: <20240228202518.33180-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240228202518.33180-1-richard.henderson@linaro.org> References: <20240228202518.33180-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::535; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x535.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, T_SCC_BODY_TEXT_LINE=-0.01, T_SPF_TEMPERROR=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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé --- linux-user/strace.c | 23 +++++++++++++++++++++++ linux-user/strace.list | 2 +- 2 files changed, 24 insertions(+), 1 deletion(-) diff --git a/linux-user/strace.c b/linux-user/strace.c index cf26e55264..47d6ec3263 100644 --- a/linux-user/strace.c +++ b/linux-user/strace.c @@ -670,6 +670,25 @@ print_semctl(CPUArchState *cpu_env, const struct syscallname *name, } #endif +static void +print_shmat(CPUArchState *cpu_env, const struct syscallname *name, + abi_long arg0, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5) +{ + static const struct flags shmat_flags[] = { + FLAG_GENERIC(SHM_RND), + FLAG_GENERIC(SHM_REMAP), + FLAG_GENERIC(SHM_RDONLY), + FLAG_GENERIC(SHM_EXEC), + }; + + print_syscall_prologue(name); + print_raw_param(TARGET_ABI_FMT_ld, arg0, 0); + print_pointer(arg1, 0); + print_flags(shmat_flags, arg2, 1); + print_syscall_epilogue(name); +} + #ifdef TARGET_NR_ipc static void print_ipc(CPUArchState *cpu_env, const struct syscallname *name, @@ -683,6 +702,10 @@ print_ipc(CPUArchState *cpu_env, const struct syscallname *name, print_ipc_cmd(arg3); qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); break; + case IPCOP_shmat: + print_shmat(cpu_env, &(const struct syscallname){ .name = "shmat" }, + arg1, arg4, arg2, 0, 0, 0); + break; default: qemu_log(("%s(" TARGET_ABI_FMT_ld "," diff --git a/linux-user/strace.list b/linux-user/strace.list index 6655d4f26d..dfd4237d14 100644 --- a/linux-user/strace.list +++ b/linux-user/strace.list @@ -1398,7 +1398,7 @@ { TARGET_NR_sgetmask, "sgetmask" , NULL, NULL, NULL }, #endif #ifdef TARGET_NR_shmat -{ TARGET_NR_shmat, "shmat" , NULL, NULL, print_syscall_ret_addr }, +{ TARGET_NR_shmat, "shmat" , NULL, print_shmat, print_syscall_ret_addr }, #endif #ifdef TARGET_NR_shmctl { TARGET_NR_shmctl, "shmctl" , NULL, NULL, NULL },