On Thu, Dec 09, 2004 at 01:50:21PM -0800, Dave Hansen wrote:
> On Thu, 2004-12-09 at 13:38, Mark Wong wrote:
> > With the hotplug memory option turned on, it compiles ok. I tried
> > running aioalloc again and got the following:
> >
> > kernel BUG at include/linux/nonlinear.h:111!
>
> Did you happen to capture the debugging message right above the BUG()?
>
> static inline void *
> __va(const unsigned long addr)
> {
> if(phys_section[addr_to_section(addr)] == INVALID_PHYS_SECTION) {
> printk("%s(%08lx) phys_section[%d] is invalid\n",
> __func__, addr, addr_to_section(addr));
> BUG();
> }
> return __boot_va(section_to_addr(phys_section[addr_to_section(addr)]) |
> section_offset(addr));
> }
>
The only stuff that shows up before that are the debug messages in the
logs, nothing on the console:
Dec 9 15:14:35 cl007 add_memory(0000000040000000, 0000000008000000, 00000000)
Dec 9 15:14:35 cl007 __add_pages(c03ba680, 00040000, 32768, 00000000)
Dec 9 15:14:35 cl007 for: i: 0
Dec 9 15:14:35 cl007 __add_section(c03ba680, 00040000, 00000000)
Dec 9 15:14:35 cl007 __add_section() phys_start_pfn: 00040000
Dec 9 15:14:35 cl007 alloc_memsections(00040000, 00040000, 00008000)
Dec 9 15:14:35 cl007 set mem_section[8].phys_section: 8
Dec 9 15:14:35 cl007 set phys_section[8]: 8
Dec 9 15:14:35 cl007 build_zonelists_node() zonelist: c03baa00
