Messages in this thread Patch in this message | | | From | "Hillf Danton" <> | Subject | Re: frequent lockups in 3.18rc4 | Date | Tue, 16 Dec 2014 11:04:51 +0800 |
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> > But me not seeing any other bug clearly doesn't mean it doesn't exist. > Perhaps we can easy the zap loop if it is busy.
thanks Hillf
--- a/mm/memory.c Tue Dec 16 10:38:03 2014 +++ b/mm/memory.c Tue Dec 16 10:42:07 2014 @@ -1212,8 +1212,10 @@ again: force_flush = 0; tlb_flush_mmu_free(tlb); - if (addr != end) + if (addr != end) { + cond_resched(); goto again; + } } return addr; --
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