Messages in this thread | | | Date | Sat, 20 Mar 2010 10:47:47 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [Regression, post-2.6.34-rc1][PATCH] x86 / perf: Fix suspend to RAM on HP nx6325 |
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On Sat, 20 Mar 2010, Peter Zijlstra wrote: > > cpuhw = &per_cpu(cpu_hw_events, cpu); > + if (!cpuhw) > + return;
How can an address-of expression be NULL?
Yes, 'per_cpu()' is magic, but it shouldn't be possible to be _that_ magic. It's rather against the whole C model.
Linus
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