diff options
Diffstat (limited to 'arch/powerpc/xmon')
| -rw-r--r-- | arch/powerpc/xmon/xmon.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index 598cdc7c7adc..d712b23974ec 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -315,10 +315,17 @@ static void get_output_lock(void) if (last_speaker == 0) return; - timeout = 10000000; + /* + * Wait a full second for the lock, we might be on a slow + * console, but check every 100us. + */ + timeout = 10000; while (xmon_speaker == last_speaker) { - if (--timeout > 0) + if (--timeout > 0) { + udelay(100); continue; + } + /* hostile takeover */ prev = cmpxchg(&xmon_speaker, last_speaker, me); if (prev == last_speaker) |