On Tue, 2006-08-15 at 12:46 -0700, Keshavamurthy Anil S wrote:
> On Mon, Aug 14, 2006 at 05:24:57PM -0400, Bob Montgomery wrote:
> > On Mon, 2006-08-14 at 14:47 +0800, Zou Nan hai wrote:
> > > This patch is the kexec-kdump patch re-based to 2.6.18-rc4 kernel.
> >
> > Contrary to expectations, my experience with this patch on a 2.6.18-rc4
> > kernel is that kexec -l, kexec -e is now working without my adding any
> > delays to mptscsih, and the kexec -p, echo c >/proc/sysrq-trigger case
> > hangs.
> >
> > # cat /proc/cmdline
> > BOOT_IMAGE=scsi0:/EFI/debian/boot/vmlinuz-2.6.18-rc4-bobm root=/dev/sda4
> > raid=noautodetect crashkernel=128M@256M panic=1 ro
>
> Can you change crashkernel=512M@256 and try
> kexec -p, echo c > /proc/sysrq-trigger case.
04a40000-3f5e3fff : System RAM
10000000-2fffffff : Crash kernel
bobm@urlp2:~$ cat /proc/cmdline
root=/dev/sda4 crashkernel=512M@256M panic=1 ro
# kexec -p vmlinux.strip --append="root=/dev/sda4 maxcpus=1 panic=1
irqpoll ro"
# echo c >/proc/sysrq-trigger
Still hangs with no indication on the console after my printk("bye\n")
just before the br.call at the end of machine_kexec.
Bob M.
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