Messages in this thread Patch in this message | | | Date | Sun, 06 Jul 2008 09:03:06 -0700 | From | Jeremy Fitzhardinge <> | Subject | [PATCH] generic ipi function calls: wait on alloc failure fallback |
| |
When a GFP_ATOMIC allocation fails, smp_call_function_mask falls back to allocating the data on the stack and converting it to a waiting call.
Make sure we actually wait in this case.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- kernel/smp.c | 1 + 1 file changed, 1 insertion(+)
=================================================================== --- a/kernel/smp.c +++ b/kernel/smp.c @@ -312,6 +312,7 @@ int smp_call_function_mask(cpumask_t mas if (!data) { data = &d; data->csd.flags = CSD_FLAG_WAIT; + wait = 1; } spin_lock_init(&data->lock);
| |