I work on a system where I currently need to reboot via watchdog.
Because the watchdog needs a bit of time to fire, add a grace period
like on arm32 to avoid the false positive warning message.

Signed-off-by: Wolfram Sang <[email protected]>
---
 arch/arm64/kernel/process.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 6616486a58fe..3c770329364f 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -204,6 +204,9 @@ void machine_restart(char *cmd)
        else
                do_kernel_restart(cmd);
 
+       /* Give a grace period for failure to restart of 1s */
+       mdelay(1000);
+
        /*
         * Whoops - the architecture was unable to reboot.
         */
-- 
2.29.2

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