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From: Paolo Bonzini <pbonzini@redhat.com>
To: Oleg Nesterov <oleg@redhat.com>, Andrey Wagin <avagin@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Andy Lutomirski <luto@amacapital.net>,
	Cyrill Gorcunov <gorcunov@openvz.org>,
	"criu@openvz.org" <criu@openvz.org>,
	kvm@vger.kernel.org
Subject: Re: x86: Hardware breakpoints are not always triggered
Date: Thu, 28 Jan 2016 22:29:30 +0100	[thread overview]
Message-ID: <56AA883A.5070801@redhat.com> (raw)
In-Reply-To: <20160128205327.GA19931@redhat.com>



On 28/01/2016 21:53, Oleg Nesterov wrote:
> > We use hardware breakpoints in CRIU and we found that sometimes we set
> > a break-point, but a process doesn't stop on it.
> 
> reproduced, and this certainly looks like kvm bug to me.

Yes, in all likelihood.  Thanks, I'll reproduce and look for a fix.

Paolo

  reply	other threads:[~2016-01-28 21:29 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-28  8:31 x86: Hardware breakpoints are not always triggered Andrey Wagin
2016-01-28 11:01 ` Jan Kiszka
2016-01-28 20:53 ` Oleg Nesterov
2016-01-28 21:29   ` Paolo Bonzini [this message]
2016-01-28 22:01   ` Oleg Nesterov
2016-01-28 21:33 ` Paolo Bonzini
2016-01-28 22:42   ` Andrey Wagin
2016-01-29 22:21     ` [CRIU] " Andrew Vagin
2016-01-31 11:01       ` Paolo Bonzini
2016-02-03 18:18         ` Nadav Amit
2016-02-03 23:32           ` Nadav Amit
2016-02-04 11:28             ` Paolo Bonzini

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