Re: Stack Trace dump in do_IRQ
Alan Cox (email@example.com)
29 Apr 2003 14:23:35 +0100
On Maw, 2003-04-29 at 13:34, Chandrasekhar wrote:
> On going through the do_IRQ code in arch/i386/kernel/irq.c we found that is
> is used for debugging check for stack overflow i.e if the stack size is less
> than 2KB free.
> There is no similar debugging check in other kernels like 2.4.7-10,2.4.18-3
> and 2.4.18-14.
> What is the significance of this debugging information and why other kernels
> dont have the same check? Also, if the stack overflow can cause future
> problems, then
> how can we increase the stack size? Thanks in advance for any information on
You can't. A driver has to work with a very small stack size.
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