1 files changed, 71 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0003-linux-user-Add-strace-for-shmat.patch b/meta/recipes-devtools/qemu/qemu/0003-linux-user-Add-strace-for-shmat.patch
new file mode 100644
index 0000000000..0c601c804a
--- /dev/null
+++ b/meta/recipes-devtools/qemu/qemu/0003-linux-user-Add-strace-for-shmat.patch
@@ -0,0 +1,71 @@
+From e8f06676c6c88e12cd5f4f81a839b7111c683596 Mon Sep 17 00:00:00 2001
+From: Richard Henderson <richard.henderson@linaro.org>
+Date: Wed, 28 Feb 2024 10:25:16 -1000
+Subject: [PATCH 3/5] linux-user: Add strace for shmat
+
+Upstream-Status: Submitted [https://www.mail-archive.com/qemu-devel@nongnu.org/msg1026793.html]
+
+Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
+Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.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 cf26e5526..47d6ec326 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 6655d4f26..dfd4237d1 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
+