From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: "linux-mips@vger.kernel.org" <linux-mips@vger.kernel.org>,
kumba@gentoo.org
Subject: Re: sgi/ip27 REPLICATE_KTEXT: Any user?
Date: Mon, 13 Nov 2023 21:23:03 +0100 [thread overview]
Message-ID: <ZVKFpzVDaLDZQjqa@alpha.franken.de> (raw)
In-Reply-To: <b84cf882-1d72-49a0-a7d4-cf15e9478216@app.fastmail.com>
On Sat, Nov 11, 2023 at 12:07:25PM +0000, Jiaxun Yang wrote:
> I'm fairly familiar with Loongson64 and I'll take care of it, for
> IP27 I have limited knowledge on it, I'm confident with dealing
> general NUMA stuff, but REPLICATE_KTEXT seems a little bit cursed
> for me.
>
> I had a glance on it and I think this feature won't work on modern
> kernel anyway. Nowadays, we have many fancy stuff like uasm and
> static key which will modify kernel text at runtime.
>
> So I just wonder if there is any remaining user on this feature?
yes, it's broken at the moment, but usefull for IP27 (and IP35)
> Are we safe to drop it?
no, please leave alone.
Thomas.
--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]
prev parent reply other threads:[~2023-11-13 20:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-11 12:07 sgi/ip27 REPLICATE_KTEXT: Any user? Jiaxun Yang
2023-11-13 20:23 ` Thomas Bogendoerfer [this message]
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