Messages in this thread | | | Date | Tue, 13 Aug 2002 10:34:37 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [patch 2/21] reduced locking in buffer.c |
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On Sun, 11 Aug 2002, Andrew Morton wrote: > > Resend. Replace the buffer lru spinlock protection with > local_irq_disable and a cross-CPU call to invalidate them.
This almost certainly breaks on sparc, where CPU cross-calls are non-maskable, so local_irq_disable doesn't do anything for them.
Talk to Davem about this - there may be some workaround.
Linus
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