sys_msgrcv() and therefore also sys_ipc() can return ENOSYS when
CONFIG_CHECKPOINT_RESTORE=n. See prepare_copy() in ipc/msg.c.
---
syscalls/ipc.c | 1 +
syscalls/msgrcv.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/syscalls/ipc.c b/syscalls/ipc.c
index d11d48d..ff161be 100644
--- a/syscalls/ipc.c
+++ b/syscalls/ipc.c
@@ -24,4 +24,5 @@ struct syscallentry syscall_ipc = {
.arg5name = "ptr",
.arg5type = ARG_ADDRESS,
.arg6name = "fifth",
+ .flags = IGNORE_ENOSYS,
};
diff --git a/syscalls/msgrcv.c b/syscalls/msgrcv.c
index 44f11d5..2bfca90 100644
--- a/syscalls/msgrcv.c
+++ b/syscalls/msgrcv.c
@@ -21,4 +21,5 @@ struct syscallentry syscall_msgrcv = {
.num = 4,
.values = { MSG_NOERROR, MSG_EXCEPT, MSG_COPY, IPC_NOWAIT },
},
+ .flags = IGNORE_ENOSYS,
};
--
1.9.1
--
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