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-rw-r--r--linux-user/syscall.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 14c52072f9..fb6eaa28fc 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -918,6 +918,8 @@ safe_syscall2(int, tkill, int, tid, int, sig)
safe_syscall3(int, tgkill, int, tgid, int, pid, int, sig)
safe_syscall3(ssize_t, readv, int, fd, const struct iovec *, iov, int, iovcnt)
safe_syscall3(ssize_t, writev, int, fd, const struct iovec *, iov, int, iovcnt)
+safe_syscall5(ssize_t, preadv, int, fd, const struct iovec *, iov, int, iovcnt,
+ unsigned long, pos_l, unsigned long, pos_h)
safe_syscall3(int, connect, int, fd, const struct sockaddr *, addr,
socklen_t, addrlen)
safe_syscall6(ssize_t, sendto, int, fd, const void *, buf, size_t, len,
@@ -10059,6 +10061,19 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
}
}
break;
+#if defined(TARGET_NR_preadv)
+ case TARGET_NR_preadv:
+ {
+ struct iovec *vec = lock_iovec(VERIFY_WRITE, arg2, arg3, 0);
+ if (vec != NULL) {
+ ret = get_errno(safe_preadv(arg1, vec, arg3, arg4, arg5));
+ unlock_iovec(vec, arg2, arg3, 1);
+ } else {
+ ret = -host_to_target_errno(errno);
+ }
+ }
+ break;
+#endif
case TARGET_NR_getsid:
ret = get_errno(getsid(arg1));
break;