"boot: mem=1024M" causes only one CPU is brought up in 2.6.17-mm4
Michael Ellerman
michael at ellerman.id.au
Fri Jun 30 17:51:20 EST 2006
On Fri, 2006-06-30 at 15:05 +0800, Raid Cheng wrote:
> I installed latest mm kernel 2.6.17-mm4 on ppc64 with RHEL4-U3.
> When i tried to limit the memory to 1024M by modifying yaboot.conf or
> typing on the boot line, I found some error messages in dmesg log
> and only one CPU is brought up by checking /proc/cpuinfo.
>
> But if i boot the kernel without such "mem=1024M" limitation, all 8 CPUs
> will be show in /proc/cpuinfo
Oops, must be a bug in my "cleaned up" mem=x handling. Can you send me
your System.map, and a tar.gz of /proc/device-tree for a working kernel
and also the mem=1024M kernel?
cheers
--
Michael Ellerman
IBM OzLabs
wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)
We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
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