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Date: Wed, 20 Dec 2023 03:21:14 +0100
From: =?utf-8?B?0L3QsNCx?= <nabijaczleweli@nabijaczleweli.xyz>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
	"Rafael J. Wysocki" <rafael@kernel.org>, Li kunyu <kunyu@nfschina.com>, Zhao Lei <zhao_lei1@hoperun.com>, 
	"Mike Rapoport (IBM)" <rppt@kernel.org>, Suren Baghdasaryan <surenb@google.com>, 
	Zhang Zhengming <zhang.zhengming@h3c.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kernel: relay: remove =?utf-8?Q?relay=5Ffile=5Fsplice?=
 =?utf-8?B?X3JlYWQg4oCS?= dead code, doesn't work
Message-ID: <3jyl25fuzazy24hccrnceu5h7phx2f4qjdpbrfaiuu7hgryzm5@tarta.nabijaczleweli.xyz>
References: <dtexwpw6zcdx7dkx3xj5gyjp5syxmyretdcbcdtvrnukd4vvuh@tarta.nabijaczleweli.xyz>
 <20231219163554.a65b8d9e918aeb28e21b5c21@linux-foundation.org>
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On Tue, Dec 19, 2023 at 04:35:54PM -0800, Andrew Morton wrote:
> On Tue, 19 Dec 2023 23:24:14 +0100 Ahelenia Ziemia=C5=84ska <nabijaczlewe=
li@nabijaczleweli.xyz> wrote:
> > shows it just doesn't work, and splicing always instantly returns empty
> > (subsequent reads actually return the contents).
> >=20
> > No-one noticed it became dead code in 2016, who knows if it worked back
> > then. Clearly no-one cares; just delete it.
> All checks out for me.  How on earth did you notice this?
Trying to explicitly trigger every .splice_read callback to test patches for
  https://nabijaczleweli.xyz/content/blogn_t/011-linux-splice-exclusion.html

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