linux-kernel - Re: [PATCH v8 2/7] lib: add zstd support to decompress

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Date:   Fri, 24 Jul 2020 14:12:50 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Nick Terrell <nickrterrell@...il.com>
Cc:     Borislav Petkov <bp@...en8.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-kernel@...r.kernel.org, Chris Mason <clm@...com>,
        linux-kbuild@...r.kernel.org, x86@...nel.org,
        gregkh@...uxfoundation.org, Petr Malat <oss@...at.biz>,
        Kees Cook <keescook@...omium.org>,
        Kernel Team <Kernel-team@...com>,
        Adam Borowski <kilobyte@...band.pl>,
        Patrick Williams <patrickw3@...com>, rmikey@...com,
        Patrick Williams <patrick@...cx.xyz>,
        Sedat Dilek <sedat.dilek@...il.com>,
        Norbert Lange <nolange79@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Alex Xu <alex_y_xu@...oo.ca>,
        Arvind Sankar <nivedita@...m.mit.edu>,
        Nick Terrell <terrelln@...com>
Subject: Re: [PATCH v8 2/7] lib: add zstd support to decompress


* Nick Terrell <nickrterrell@...il.com> wrote:

> +/* Size of the input and output buffers in multi-call mode.
> + * Pick a larger size because it isn't used during kernel decompression,
> + * since that is single pass, and we have to allocate a large buffer for
> + * zstd's window anyways. The larger size speeds up initramfs decompression.
> + */
> +#define ZSTD_IOBUF_SIZE		(1 << 17)

Nit: s/anyways/anyway

Also, please use the customary (multi-line) comment style:

  /*
   * Comment .....
   * ...... goes here.
   */

specified in Documentation/CodingStyle.

Thanks,

        Ingo