Messages in this thread | | | Date | Thu, 25 Mar 2010 13:40:43 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [PATCH] Prevent nested interrupts when the IRQ stack is near overflowing v2 |
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On Thu, 25 Mar 2010, David Miller wrote: > > FWIW, I'm currently using IRQF_DISABLED for virtual network > device interrupts on sparc64 as a workaround for some stack > overflow issues. > > This change will just force me to work harder to find out a better way > to fix the problem, so don't let my issue hold this back, it's just > an FYI...
You missed the point of the patch.
It makes _all_ interrupts act like IRQF_DISABLED. So it actually fixes your issue, by making IRQF_DISABLE a no-op - not because it doesn't exist any more, but because the non-IRQF_DISABLED case would not exist any more.
Linus
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