On Tue, Jan 05, 2010 at 08:58:18PM +0100, Oleg Nesterov wrote:
I decided to re-test this all with vanilla 2.6.33-rc2. It is really
amazing how long it takes to recompile/install the kernel!
Then either you have a lot of steal time or an old machine (pre z10)?
You could also try to define more
Cai, any chance you can help? Using /usr/bin/console I can't choose
anotherkernel at the 00: Please choose (default will boot in 15 seconds):
stage, how can I do this???
As Heiko mentioned, I did manage to enter,
#cp vi vmsg 2
during the prompt to get to the second kernel to boot...
On 01/06, caiq...@redhat.com wrote:
Cai, any chance you can help? Using /usr/bin/console I can't choose
anotherkernel at the 00: Please choose (default will boot in 15 seconds):
stage, how can I do this???
As Heiko mentioned, I did manage to enter,
#cp vi vmsg 2
if only I new about
On 01/05, Oleg Nesterov wrote:
On 01/05, Oleg Nesterov wrote:
On 01/05, Oleg Nesterov wrote:
I'll add clear_bit(TIF_SINGLE_STEP) into do_fork() path and re-test.
Hmm. This patch
--- kernel/fork.c~ 2009-12-22 10:41:53.188084961 -0500
+++ kernel/fork.c
On 01/05, Martin Schwidefsky wrote:
On Mon, 4 Jan 2010 13:11:47 -0800 (PST)
Roland McGrath rol...@redhat.com wrote:
This probably means that copy_process()-user_disable_single_step()
is not enough to clear the this task wants single-stepping copied
from parent.
I would suspect
However, with or without CONFIG_UTRACE,
6580807da14c423f0d0a708108e6df6ebc8bc83d
is needed on s390 too, otherwise the child gets unnecessary traps.
This confuses me. user_disable_single_step on non-current doesn't do
anything not already done by the memset in copy_thread. Ooh, except