From: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
To: Tiezhu Yang <yangtiezhu@loongson.cn>
Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org,
Xuefeng Li <lixuefeng@loongson.cn>
Subject: Re: [PATCH v2] MIPS: Select ARCH_KEEP_MEMBLOCK if DEBUG_KERNEL to enable sysfs memblock debug
Date: Mon, 14 Dec 2020 16:19:25 +0100 [thread overview]
Message-ID: <20201214151925.GA9149@alpha.franken.de> (raw)
In-Reply-To: <1607343702-28318-1-git-send-email-yangtiezhu@loongson.cn>
On Mon, Dec 07, 2020 at 08:21:42PM +0800, Tiezhu Yang wrote:
> In the current code, CONFIG_ARCH_KEEP_MEMBLOCK is not set for MIPS arch,
> memblock_discard() will discard memory and reserved arrays if they were
> allocated, select ARCH_KEEP_MEMBLOCK if DEBUG_KERNEL to give a chance to
> track "memory" and "reserved" memblocks after early boot, with this patch,
> we can see the following two sysfs interfaces under DEBUG_FS.
>
> /sys/kernel/debug/memblock/memory
> /sys/kernel/debug/memblock/reserved
>
> Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
> ---
>
> v2:
> - select ARCH_KEEP_MEMBLOCK only if DEBUG_KERNEL
>
> arch/mips/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
applied to mips-next.
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:[~2020-12-14 15:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-07 12:21 [PATCH v2] MIPS: Select ARCH_KEEP_MEMBLOCK if DEBUG_KERNEL to enable sysfs memblock debug Tiezhu Yang
2020-12-14 15:19 ` Thomas Bogendoerfer [this message]
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=20201214151925.GA9149@alpha.franken.de \
--to=tsbogend@alpha.franken.de \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mips@vger.kernel.org \
--cc=lixuefeng@loongson.cn \
--cc=yangtiezhu@loongson.cn \
/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.