Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-23 Thread Vassilis Virvilis
On 11/23/2015 08:56 PM, Luis R. Rodriguez wrote: Its not clear from the log who called this MTRR call for WC that failed, I hope we didn't attempt a WC wright on a WB region. Who owns e000-efff ? How can I answer that? Is there any utility to run? peek inside /proc?

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-23 Thread Vassilis Virvilis
On 11/23/2015 08:56 PM, Luis R. Rodriguez wrote: Its not clear from the log who called this MTRR call for WC that failed, I hope we didn't attempt a WC wright on a WB region. Who owns e000-efff ? How can I answer that? Is there any utility to run? peek inside /proc?

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-21 Thread Vassilis Virvilis
On 11/20/2015 02:23 PM, Juergen Gross wrote: On 20/11/15 11:04, vas...@iit.demokritos.gr wrote: I've just found a potential issue: In case MTRR is disabled by the BIOS the PAT register of the boot processor won't be restored after resume. Can you check whether pr_info("MTRR: Disabled\n") has

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-21 Thread Vassilis Virvilis
On 11/20/2015 02:23 PM, Juergen Gross wrote: On 20/11/15 11:04, vas...@iit.demokritos.gr wrote: I've just found a potential issue: In case MTRR is disabled by the BIOS the PAT register of the boot processor won't be restored after resume. Can you check whether pr_info("MTRR: Disabled\n") has

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-19 Thread Vassilis Virvilis
On 11/19/2015 10:35 PM, Vassilis Virvilis wrote: I compiled and I am running 4.3 right now. It failed this morning. Last night I did 3 hibernate / resume cycles. In the last one I I also turned off the PSU (this seems to push it over the edge - but it may be random behavior) and it worked

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-19 Thread Vassilis Virvilis
On 11/19/2015 11:10 AM, Juergen Gross wrote: So Do you want me to test 4.3 or 4.4-pre/rc*/latest linus tree. I assume 4.3 for now. I think 4.3 is okay. I will do it later tonight. It will take 2 days at least to report back I compiled and I am running 4.3 right now. If it fails I will

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-19 Thread Vassilis Virvilis
On 11/19/2015 11:10 AM, Juergen Gross wrote: So Do you want me to test 4.3 or 4.4-pre/rc*/latest linus tree. I assume 4.3 for now. I think 4.3 is okay. I will do it later tonight. It will take 2 days at least to report back I compiled and I am running 4.3 right now. If it fails I will

Re: Hibernate resume bug around 3,18-rc2 - Full PAT support

2015-11-19 Thread Vassilis Virvilis
On 11/19/2015 10:35 PM, Vassilis Virvilis wrote: I compiled and I am running 4.3 right now. It failed this morning. Last night I did 3 hibernate / resume cycles. In the last one I I also turned off the PSU (this seems to push it over the edge - but it may be random behavior) and it worked

Re: Debugging COW (copy on write) memory after fork: Is it possible to dump only the private anonymous memory of a process?

2013-04-08 Thread Vassilis Virvilis
On 04/06/2013 09:11 PM, Bruno Prémont wrote: On Fri, 05 April 2013 Vassilis Virvilis wrote: Question Is it possible to dump only the private anonymous memory of a process? I don't know if that's possible, but from your background you could probably work around it be mmap()ing

Re: Debugging COW (copy on write) memory after fork: Is it possible to dump only the private anonymous memory of a process?

2013-04-08 Thread Vassilis Virvilis
On 04/06/2013 09:11 PM, Bruno Prémont wrote: On Fri, 05 April 2013 Vassilis Virvilisv.virvi...@biovista.com wrote: Question Is it possible to dump only the private anonymous memory of a process? I don't know if that's possible, but from your background you could probably work

Debugging COW (copy on write) memory after fork: Is it possible to dump only the private anonymous memory of a process?

2013-04-05 Thread Vassilis Virvilis
nce Vassilis Virvilis -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/

Debugging COW (copy on write) memory after fork: Is it possible to dump only the private anonymous memory of a process?

2013-04-05 Thread Vassilis Virvilis
Vassilis Virvilis -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/