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From: Christoph Hellwig <hch@infradead.org>
To: Martin Wilck <mwilck@suse.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Kevin Wolf <kwolf@redhat.com>,
	Benjamin Marzinski <bmarzins@redhat.com>,
	dm-devel@lists.linux.dev, hreitz@redhat.com, mpatocka@redhat.com,
	snitzer@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] dm mpath: Interface for explicit probing of active paths
Date: Tue, 20 May 2025 06:46:56 -0700	[thread overview]
Message-ID: <aCyH0KdvxLWEKdA1@infradead.org> (raw)
In-Reply-To: <f114a8d8497da0c452af33cbf02a55e91c47d94e.camel@suse.com>

On Mon, May 19, 2025 at 07:33:50PM +0200, Martin Wilck wrote:
> I still don't get what this buys us.

You get one layer to deal with instead of polking into a leak
abstraction.  Qemu sees a block devices, checks if it supports
persistent reservations and everything is taken care underneath
instead of having to try to understand what is below and working around
it.


      reply	other threads:[~2025-05-20 13:46 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-29 16:50 [PATCH 0/2] dm mpath: Interface for explicit probing of active paths Kevin Wolf
2025-04-29 16:50 ` [PATCH 1/2] dm: Allow .prepare_ioctl to handle ioctls directly Kevin Wolf
2025-04-29 23:22   ` Benjamin Marzinski
2025-05-08 13:50   ` Martin Wilck
2025-04-29 16:50 ` [PATCH 2/2] dm mpath: Interface for explicit probing of active paths Kevin Wolf
2025-04-29 23:22   ` Benjamin Marzinski
2025-05-08 13:51 ` [PATCH 0/2] " Martin Wilck
2025-05-12 13:46   ` Mikulas Patocka
2025-05-13  7:06     ` Martin Wilck
2025-05-12 15:18   ` Kevin Wolf
2025-05-13  5:55     ` Christoph Hellwig
2025-05-13  6:09       ` Hannes Reinecke
2025-05-13  6:14         ` Christoph Hellwig
2025-05-13  6:32           ` Hannes Reinecke
2025-05-13  6:49             ` Christoph Hellwig
2025-05-13  8:17               ` Martin Wilck
2025-05-14  4:53                 ` Christoph Hellwig
2025-05-15 11:14                   ` Paolo Bonzini
2025-05-13 16:29               ` Benjamin Marzinski
2025-05-14  4:56                 ` Christoph Hellwig
2025-05-14  6:39                 ` Hannes Reinecke
2025-05-14 16:01                   ` Benjamin Marzinski
2025-05-16  5:52                 ` Christoph Hellwig
2025-05-13  9:29       ` Kevin Wolf
2025-05-13 15:43         ` Paolo Bonzini
2025-05-14  4:57         ` Christoph Hellwig
2025-05-14 16:23           ` Benjamin Marzinski
2025-05-14 17:37             ` Martin Wilck
2025-05-15  2:53               ` Paolo Bonzini
2025-05-15 10:34                 ` Martin Wilck
2025-05-15 10:51                   ` Paolo Bonzini
2025-05-15 14:50                     ` Martin Wilck
2025-05-15 14:29                   ` Benjamin Marzinski
2025-05-15 15:00                     ` Martin Wilck
2025-05-16  5:57                       ` Christoph Hellwig
2025-05-13  6:30     ` Hannes Reinecke
2025-05-13 18:09       ` Benjamin Marzinski
2025-05-13  8:00     ` Martin Wilck
2025-05-13 10:06       ` Martin Wilck
2025-05-14 21:21       ` Martin Wilck
2025-05-15 10:11         ` Kevin Wolf
2025-05-15 11:09           ` Paolo Bonzini
2025-05-15 15:18             ` Martin Wilck
2025-05-15 15:05           ` Martin Wilck
2025-05-16  6:00           ` Christoph Hellwig
2025-05-16 16:06             ` Benjamin Marzinski
2025-05-19  5:32               ` Christoph Hellwig
2025-05-19 18:24                 ` Benjamin Marzinski
2025-05-28 20:44                 ` Martin Wilck
2025-05-19 10:06             ` Kevin Wolf
2025-05-19 17:33             ` Martin Wilck
2025-05-20 13:46               ` Christoph Hellwig [this message]

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