linux-api.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Mark Rutland <mark.rutland@arm.com>
To: "Alex Bennée" <alex.bennee@linaro.org>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"kvmarm@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>,
	"christoffer.dall@linaro.org" <christoffer.dall@linaro.org>,
	Marc Zyngier <Marc.Zyngier@arm.com>,
	"peter.maydell@linaro.org" <peter.maydell@linaro.org>,
	"agraf@suse.de" <agraf@suse.de>,
	"drjones@redhat.com" <drjones@redhat.com>,
	"pbonzini@redhat.com" <pbonzini@redhat.com>,
	"zhichao.huang@linaro.org" <zhichao.huang@linaro.org>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
	Russell King <linux@arm.linux.org.uk>,
	Jonathan Corbet <corbet@lwn.net>, Gleb Natapov <gleb@kernel.org>,
	"jan.kiszka@siemens.com" <jan.kiszka@siemens.com>,
	"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
	Will Deacon <Will.Deacon@arm.com>,
	open list <linux-kernel@vger.kernel.org>"open list:ABI/API"
	<linu>
Subject: Re: [PATCH v4 10/12] KVM: arm64: guest debug, HW assisted debug support
Date: Fri, 15 May 2015 18:01:14 +0100	[thread overview]
Message-ID: <20150515170114.GD23652@leverpostej> (raw)
In-Reply-To: <87y4kpke91.fsf@linaro.org>

> > This gets more fun when you consider the context-aware breakpoints are
> > the highest numbered. So the set of (context-aware) breakpoints might
> > not intersect across all CPUs.
> 
> I didn't see a reference to that in the ARM ARM. It seemed to imply any
> breakpoint could be context aware is .BT was appropriately set and
> linked to the VR.  

The existence of ID_AA64_DFR0_EL1.CTX_CMPs implies otherwise, though I
haven't dug much deeper.

Thanks,
Mark.

  reply	other threads:[~2015-05-15 17:01 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1431700035-23479-1-git-send-email-alex.bennee@linaro.org>
2015-05-15 14:27 ` [PATCH v4 01/12] KVM: add comments for kvm_debug_exit_arch struct Alex Bennée
2015-05-15 14:27 ` [PATCH v4 02/12] KVM: define common KVM_GUESTDBG_USE_SW/HW_BP bits Alex Bennée
2015-05-15 15:42   ` Christian Borntraeger
     [not found]     ` <555613F2.9060204-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2015-05-15 17:33       ` David Hildenbrand
2015-05-15 17:46         ` Jan Kiszka
2015-05-15 15:58   ` Christian Borntraeger
2015-05-15 14:27 ` [PATCH v4 10/12] KVM: arm64: guest debug, HW assisted debug support Alex Bennée
     [not found]   ` <1431700035-23479-11-git-send-email-alex.bennee-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-05-15 15:23     ` Mark Rutland
2015-05-15 16:16       ` Alex Bennée
2015-05-15 17:01         ` Mark Rutland [this message]
2015-05-15 17:09         ` Peter Maydell

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150515170114.GD23652@leverpostej \
    --to=mark.rutland@arm.com \
    --cc=Lorenzo.Pieralisi@arm.com \
    --cc=Marc.Zyngier@arm.com \
    --cc=Will.Deacon@arm.com \
    --cc=agraf@suse.de \
    --cc=alex.bennee@linaro.org \
    --cc=christoffer.dall@linaro.org \
    --cc=corbet@lwn.net \
    --cc=drjones@redhat.com \
    --cc=gleb@kernel.org \
    --cc=jan.kiszka@siemens.com \
    --cc=kvm@vger.kernel.org \
    --cc=kvmarm@lists.cs.columbia.edu \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@arm.linux.org.uk \
    --cc=pbonzini@redhat.com \
    --cc=peter.maydell@linaro.org \
    --cc=zhichao.huang@linaro.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).