Messages in this thread |  | | Date | Thu, 15 Aug 2002 19:44:36 -0700 | From | William Lee Irwin III <> | Subject | Re: 2.5.31 kmap_atomic copy_*_user benefits |
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William Lee Irwin III wrote: >> With and without kmap_atomic() -based copy_*_user() patches from akpm. >> Taken on a 16x/16GB box.
On Thu, Aug 15, 2002 at 07:10:13PM -0700, Dave Hansen wrote: > Have you seen any instability with these things applied? I seem to be > getting a fair amount of these BUG()s. But, I imagine that it could > be a race uncovered because of the serialization that highmem locks > caused. > kernel BUG at softirq.c:229! > invalid operand: 0000
Hmm, I didn't catch this one. OTOH I did use a fwd port of an earlier version of the patch. Shall we kgdb? Which box/workload?
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