* [parisc-linux] traps.c - void show_stack(struct pt_regs *regs)
@ 2002-05-03 17:48 Carlos O'Donell Jr.
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From: Carlos O'Donell Jr. @ 2002-05-03 17:48 UTC (permalink / raw)
To: parisc-linux
pa,
-pa23
linux/arch/parisc/traps.c
159 cr30 = mfctl(30);
160 cr31 = mfctl(31);
161 stack_start = sp & ~(ISTACK_SIZE - 1);
162 if (stack_start == cr31) {
...
189 }
190 else
191 {
192 /* Stack Dump! */
193 printk(KERN_CRIT "WARNING! Stack pointer and cr30 do not correspond!\n");
194 printk(KERN_CRIT "Dumping virtual address stack instead\n");
195 dump_stack((unsigned long)__va(stack_start), (unsigned long)__va(sp), 0);
196 }
Line 193:
Why do we say cr30 does not correspond to stack pointer?
c.
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2002-05-03 17:48 [parisc-linux] traps.c - void show_stack(struct pt_regs *regs) Carlos O'Donell Jr.
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