Messages in this thread | | | Date | Thu, 20 Feb 2003 12:23:49 -0800 | From | "Martin J. Bligh" <> | Subject | Re: doublefault debugging (was Re: Linux v2.5.62 --- spontaneous reboots) |
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>> Ok, the 4kB stack definitely won't work in real life, but that's because >> we have some hopelessly bad stack users in the kernel. But the debugging >> part would be good to try (in fact, it might be a good idea to keep the >> 8kB stack, but with rather anal debugging. Just the "mcount" part should >> do that). > > You also need IRQ stacks to get down to 4K. The wrong pattern of ten > different IRQ handlers using a mere 200 bytes each will eventually > happen and eventually kill you otherwise.
That's in Dave's patchset, and 4K stacks is a config option for now.
M.
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