ahci: move port_map handling to ahci_save_initial_config()

[powerpc.git] / fs / compat_ioctl.c

diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 8b1c5d8..c68b055 100644 (file)
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -266,6 +266,23 @@ static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
        return err;
 }
 
+static int do_siocgstampns(unsigned int fd, unsigned int cmd, unsigned long arg)
+{
+       struct compat_timespec __user *up = compat_ptr(arg);
+       struct timespec kts;
+       mm_segment_t old_fs = get_fs();
+       int err;
+
+       set_fs(KERNEL_DS);
+       err = sys_ioctl(fd, cmd, (unsigned long)&kts);
+       set_fs(old_fs);
+       if (!err) {
+               err = put_user(kts.tv_sec, &up->tv_sec);
+               err |= __put_user(kts.tv_nsec, &up->tv_nsec);
+       }
+       return err;
+}
+
 struct ifmap32 {
        compat_ulong_t mem_start;
        compat_ulong_t mem_end;
@@ -2437,6 +2454,7 @@ HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
 /* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
 HANDLE_IOCTL(SIOCRTMSG, ret_einval)
 HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
+HANDLE_IOCTL(SIOCGSTAMPNS, do_siocgstampns)
 #endif
 #ifdef CONFIG_BLOCK
 HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)