Messages in this thread | | | Subject | Re: Stack Trace dump in do_IRQ | From | Alan Cox <> | Date | 29 Apr 2003 14:23:35 +0100 |
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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 > this.
You can't. A driver has to work with a very small stack size.
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