All of lore.kernel.org
 help / color / mirror / Atom feed
From: Joerg Roedel <joro@8bytes.org>
To: "chenxiang (M)" <chenxiang66@hisilicon.com>
Cc: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>,
	Will Deacon <will@kernel.org>,
	linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	linux-arm-msm@vger.kernel.org,
	Robin Murphy <robin.murphy@arm.com>,
	linux-arm-kernel@lists.infradead.org, linuxarm@huawei.com
Subject: Re: [PATCH] iommu: Add device name to iommu map/unmap trace events
Date: Tue, 6 Apr 2021 11:08:18 +0200	[thread overview]
Message-ID: <YGwlAqQVSV6k5z9j@8bytes.org> (raw)
In-Reply-To: <626fbcb8-b84f-1522-4ec3-9c7c1f5f7a93@hisilicon.com>

On Tue, Apr 06, 2021 at 02:56:53PM +0800, chenxiang (M) wrote:
> Is it possible to use group id to identify different domains?

No, the best is to do this during post-processing of your traces by also
keeping tack of domain-device attachments/detachments.

Regards,

	Joerg

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: "chenxiang (M)" <chenxiang66@hisilicon.com>
Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
	linuxarm@huawei.com, iommu@lists.linux-foundation.org,
	Will Deacon <will@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	Robin Murphy <robin.murphy@arm.com>
Subject: Re: [PATCH] iommu: Add device name to iommu map/unmap trace events
Date: Tue, 6 Apr 2021 11:08:18 +0200	[thread overview]
Message-ID: <YGwlAqQVSV6k5z9j@8bytes.org> (raw)
In-Reply-To: <626fbcb8-b84f-1522-4ec3-9c7c1f5f7a93@hisilicon.com>

On Tue, Apr 06, 2021 at 02:56:53PM +0800, chenxiang (M) wrote:
> Is it possible to use group id to identify different domains?

No, the best is to do this during post-processing of your traces by also
keeping tack of domain-device attachments/detachments.

Regards,

	Joerg
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu

WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: "chenxiang (M)" <chenxiang66@hisilicon.com>
Cc: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>,
	Will Deacon <will@kernel.org>,
	linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	linux-arm-msm@vger.kernel.org,
	Robin Murphy <robin.murphy@arm.com>,
	linux-arm-kernel@lists.infradead.org, linuxarm@huawei.com
Subject: Re: [PATCH] iommu: Add device name to iommu map/unmap trace events
Date: Tue, 6 Apr 2021 11:08:18 +0200	[thread overview]
Message-ID: <YGwlAqQVSV6k5z9j@8bytes.org> (raw)
In-Reply-To: <626fbcb8-b84f-1522-4ec3-9c7c1f5f7a93@hisilicon.com>

On Tue, Apr 06, 2021 at 02:56:53PM +0800, chenxiang (M) wrote:
> Is it possible to use group id to identify different domains?

No, the best is to do this during post-processing of your traces by also
keeping tack of domain-device attachments/detachments.

Regards,

	Joerg

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2021-04-06  9:08 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-09 12:36 [PATCH] iommu: Add device name to iommu map/unmap trace events Sai Prakash Ranjan
2021-02-09 12:36 ` Sai Prakash Ranjan
2021-02-12 10:50 ` Joerg Roedel
2021-02-12 10:50   ` Joerg Roedel
2021-02-12 10:50   ` Joerg Roedel
2021-04-06  6:56   ` chenxiang (M)
2021-04-06  6:56     ` chenxiang (M)
2021-04-06  6:56     ` chenxiang (M)
2021-04-06  9:08     ` Joerg Roedel [this message]
2021-04-06  9:08       ` Joerg Roedel
2021-04-06  9:08       ` Joerg Roedel

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=YGwlAqQVSV6k5z9j@8bytes.org \
    --to=joro@8bytes.org \
    --cc=chenxiang66@hisilicon.com \
    --cc=iommu@lists.linux-foundation.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-arm-msm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxarm@huawei.com \
    --cc=robin.murphy@arm.com \
    --cc=saiprakash.ranjan@codeaurora.org \
    --cc=will@kernel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.