linux-kernel - Re: [PATCH v3] MIPS: Loongson: Make default kernel log buffer size as 128KB for Loongson3

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Message-ID: <5dbcbf8d.1c69fb81.d579.a9f1@mx.google.com>
Date:   Fri, 01 Nov 2019 16:28:12 -0700
From:   Paul Burton <paulburton@...nel.org>
To:     Tiezhu Yang <yangtiezhu@...ngson.cn>
CC:     linux-mips@...r.kernel.org
Subject: Re: [PATCH v3] MIPS: Loongson: Make default kernel log buffer size as  128KB for Loongson3

Hello,

Tiezhu Yang wrote:
> When I update kernel with loongson3_defconfig based on the Loongson 3A3000
> platform, then using dmesg command to show kernel ring buffer, the initial
> kernel messages have disappeared due to the log buffer is too small, it is
> better to change the kernel log buffer size from 16KB to 128KB which is
> enough to save the boot messages.
> 
> Since the default LOG_BUF_SHIFT value is 17, the default kernel log buffer
> size is 128KB, just delete the CONFIG_LOG_BUF_SHIFT line.

Applied to mips-next.

> commit 8a5a49987130
> https://git.kernel.org/mips/c/8a5a49987130
> 
> Signed-off-by: Tiezhu Yang <yangtiezhu@...ngson.cn>
> Signed-off-by: Paul Burton <paulburton@...nel.org>

Thanks,
    Paul

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