On Thu, Aug 16, 2007 at 01:34:13PM +0000, POORNIMA R wrote:
> I am working on MIPS architecture and my kernel version
> is linux-2.6.10 and I am a newbie to MIPS architecture.
> If I try inserting any module (.ko), I get meck exception
> due to multiple matching entries in TLB
Linux 2.6.10 is now well over 2 1/2 years old so forgive if my memory
on bugs that can cause machine checks is fading a little. You should
> 1. What is the reason for multiple enteries in TLB
> due to module insertion?
A machine check exception will be generated if during a TLB lookup (for
example during instruction fetch or loading/storing the data for a load
rsp. store instruction) multiple entries match.
> 2. Should the TLB operations be performed with interrupts disabled?
Yes; the kernel does so.
PS: Ditch that 2.6.10 antique! It belongs into a vitrine in the
MIPSonian Institude, not a life a computer system :-)
PPS: Have you considered upgrading your kernel?