From: Alexander Sverdlin <alexander.sverdlin@nokia.com>
To: Serge Semin <fancer.lancer@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Jiaxun Yang <jiaxun.yang@flygoat.com>,
linux-mips@vger.kernel.org, Paul Burton <paulburton@kernel.org>,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] MIPS: reserve the memblock right after the kernel
Date: Tue, 17 Nov 2020 10:41:44 +0100 [thread overview]
Message-ID: <e1c594d7-d746-d0ce-2c55-fa3169f9bef1@nokia.com> (raw)
In-Reply-To: <20201116223146.cmb6myelohnlbw7y@mobilestation>
Hello Serge,
On 16/11/2020 23:31, Serge Semin wrote:
>> As completely unrelated optimization I can remove the same memblock_add() of the
>> kernel sections from the Octeon platform code.
> Why not as long as it will work. AFAICS the octeon platform code does
> some kernel start address adjustment while the generic MIPS code
> doesn't. Are you sure using the generic version for octeon won't cause
> any problem?
as I interpret this adjustment, this is open-coded virt_to_phys.
In my tests both code blocks reserve the same memory (well, generic code claims the rest of the last page,
and I'm going to fix this).
--
Best regards,
Alexander Sverdlin.
prev parent reply other threads:[~2020-11-17 9:42 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-06 14:10 Alexander A Sverdlin
2020-11-07 9:40 ` Thomas Bogendoerfer
2020-11-09 10:34 ` Alexander Sverdlin
2020-11-09 11:08 ` Alexander Sverdlin
2020-11-10 9:55 ` Thomas Bogendoerfer
2020-11-10 10:29 ` Alexander Sverdlin
2020-11-11 14:52 ` Serge Semin
2020-11-13 2:30 ` Jiaxun Yang
2020-11-13 3:28 ` Jinyang He
2020-11-13 3:49 ` Maciej W. Rozycki
2020-11-13 12:29 ` Alexander Sverdlin
2020-11-13 12:56 ` Alexander Sverdlin
2020-11-13 9:17 ` Alexander Sverdlin
2020-11-13 13:09 ` Alexander Sverdlin
2020-11-16 22:31 ` Serge Semin
2020-11-17 9:41 ` Alexander Sverdlin [this message]
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