From: Richard Henderson <richard.henderson@linaro.org>
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 [thread overview]
Message-ID: <20240228202518.33180-4-richard.henderson@linaro.org> (raw)
In-Reply-To: <20240228202518.33180-1-richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
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 },
--
2.34.1
next prev parent reply other threads:[~2024-02-28 20:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-28 20:25 [PATCH v2 0/5] linux-user: Rewrite target_shmat Richard Henderson
2024-02-28 20:25 ` [PATCH v2 1/5] linux-user/x86_64: Handle the vsyscall page in open_self_maps_{2, 4} Richard Henderson
2024-02-29 9:48 ` Philippe Mathieu-Daudé
2024-02-28 20:25 ` [PATCH v2 2/5] linux-user/loongarch64: Remove TARGET_FORCE_SHMLBA Richard Henderson
2024-02-28 20:25 ` Richard Henderson [this message]
2024-03-01 13:34 ` [PATCH v2 3/5] linux-user: Add strace for shmat Philippe Mathieu-Daudé
2024-02-28 20:25 ` [PATCH v2 4/5] linux-user: Rewrite target_shmat Richard Henderson
2024-02-28 20:25 ` [PATCH v2 5/5] tests/tcg: Check that shmat() does not break /proc/self/maps Richard Henderson
2024-02-29 12:27 ` [PATCH v2 0/5] linux-user: Rewrite target_shmat Richard Purdie
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