For OBS, we're running a full cross-guest inside of a VM. When a build
is done there, we reboot the guest as shutdown mechanism.
Unfortunately, reboot is not implemented in linux-user. So this mechanism
fails, spilling unpretty warnings. This patch implements sys_reboot()
emulation.
Signed-off-by: Alexander Graf <ag...@suse.de>
---
linux-user/syscall.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 27970a4..808f488 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -245,6 +245,8 @@ _syscall3(int, sys_sched_getaffinity, pid_t, pid, unsigned
int, len,
#define __NR_sys_sched_setaffinity __NR_sched_setaffinity
_syscall3(int, sys_sched_setaffinity, pid_t, pid, unsigned int, len,
unsigned long *, user_mask_ptr);
+_syscall4(int, reboot, int, magic1, int, magic2, unsigned int, cmd,
+ void *, arg);
static bitmask_transtbl fcntl_flags_tbl[] = {
{ TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
@@ -5858,7 +5860,11 @@ abi_long do_syscall(void *cpu_env, int num, abi_long
arg1,
break;
#endif
case TARGET_NR_reboot:
- goto unimplemented;
+ if (!(p = lock_user_string(arg4)))
+ goto efault;
+ ret = reboot(arg1, arg2, arg3, p);
+ unlock_user(p, arg4, 0);
+ break;
#ifdef TARGET_NR_readdir
case TARGET_NR_readdir:
goto unimplemented;
--
1.6.0.2
