All of lore.kernel.org
 help / color / mirror / Atom feed
From: hch@lst.de (Christoph Hellwig)
Subject: Requirement to get BAR pci_bus_address in user space
Date: Thu, 14 Jun 2018 12:20:01 +0200	[thread overview]
Message-ID: <20180614102001.GA20836@lst.de> (raw)
In-Reply-To: <CABe79T41Cr0mjH_k2drzccHvObFwRcW3n+WKCj0JvFUBy0wz-A@mail.gmail.com>

The only safe way to use PCI(e) devices in userspace is through vfio.
I think that is where you need to take your inquiries.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Srinath Mannam <srinath.mannam@broadcom.com>
Cc: Abhishek Shah <abhishek.shah@broadcom.com>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-nvme@lists.infradead.org,
	Vikram Prakash <vikram.prakash@broadcom.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Christoph Hellwig <hch@lst.de>
Subject: Re: Requirement to get BAR pci_bus_address in user space
Date: Thu, 14 Jun 2018 12:20:01 +0200	[thread overview]
Message-ID: <20180614102001.GA20836@lst.de> (raw)
In-Reply-To: <CABe79T41Cr0mjH_k2drzccHvObFwRcW3n+WKCj0JvFUBy0wz-A@mail.gmail.com>

The only safe way to use PCI(e) devices in userspace is through vfio.
I think that is where you need to take your inquiries.

_______________________________________________
Linux-nvme mailing list
Linux-nvme@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-nvme

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Srinath Mannam <srinath.mannam@broadcom.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
	Christoph Hellwig <hch@lst.de>,
	Abhishek Shah <abhishek.shah@broadcom.com>,
	Vikram Prakash <vikram.prakash@broadcom.com>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-nvme@lists.infradead.org
Subject: Re: Requirement to get BAR pci_bus_address in user space
Date: Thu, 14 Jun 2018 12:20:01 +0200	[thread overview]
Message-ID: <20180614102001.GA20836@lst.de> (raw)
In-Reply-To: <CABe79T41Cr0mjH_k2drzccHvObFwRcW3n+WKCj0JvFUBy0wz-A@mail.gmail.com>

The only safe way to use PCI(e) devices in userspace is through vfio.
I think that is where you need to take your inquiries.

  reply	other threads:[~2018-06-14 10:20 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-14 10:07 Requirement to get BAR pci_bus_address in user space Srinath Mannam
2018-06-14 10:07 ` Srinath Mannam
2018-06-14 10:07 ` Srinath Mannam
2018-06-14 10:20 ` Christoph Hellwig [this message]
2018-06-14 10:20   ` Christoph Hellwig
2018-06-14 10:20   ` Christoph Hellwig
2018-06-14 10:29   ` Srinath Mannam
2018-06-14 10:29     ` Srinath Mannam
2018-06-14 10:29     ` Srinath Mannam
2018-06-14 10:33     ` okaya
2018-06-14 10:33       ` okaya
2018-06-14 10:33       ` okaya
2018-06-14 10:48       ` Srinath Mannam
2018-06-14 10:48         ` Srinath Mannam
2018-06-14 14:42         ` Keith Busch
2018-06-14 14:42           ` Keith Busch
2018-06-14 14:42           ` Keith Busch
2018-06-14 14:50         ` Alex Williamson
2018-06-14 14:50           ` Alex Williamson
2018-06-14 14:50           ` Alex Williamson
2018-06-14 14:59           ` Christoph Hellwig
2018-06-14 14:59             ` Christoph Hellwig
2018-06-14 14:59             ` Christoph Hellwig
2018-06-14 20:04           ` Walker, Benjamin
2018-06-14 20:04             ` Walker, Benjamin
2018-06-14 20:04             ` Walker, Benjamin
2018-06-15  6:11             ` Srinath Mannam
2018-06-15  6:11               ` Srinath Mannam
2018-06-15  6:11               ` Srinath Mannam

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=20180614102001.GA20836@lst.de \
    --to=hch@lst.de \
    /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.