linux-kernel - Re: [PATCH v1 10/12] nfsd: Avoid non-flexible API in seq_quote

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Message-ID: <YJBi5NU2WmZPYbBG@zeniv-ca.linux.org.uk>
Date:   Mon, 3 May 2021 20:53:56 +0000
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     "J. Bruce Fields" <bfields@...hat.com>,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        linux-kernel@...r.kernel.org, linux-nfs@...r.kernel.org,
        linux-fsdevel@...r.kernel.org,
        "J. Bruce Fields" <bfields@...ldses.org>,
        Chuck Lever <chuck.lever@...cle.com>,
        Andy Shevchenko <andy@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v1 10/12] nfsd: Avoid non-flexible API in seq_quote_mem()

On Mon, May 03, 2021 at 11:49:05PM +0300, Andy Shevchenko wrote:
> string_escape_mem_ascii() followed by seq_escape_mem_ascii() is completely
> non-flexible and shouldn't be exist from day 1.
> 
> Replace it with properly called string_escape_mem().


NAKed-by: Al Viro <viro@...iv.linux.org.uk>

Reason: use of seq_get_buf().  Which should have been static inline in
fs/seq_file.c, to start with.

Again, any new uses of seq_get_buf()/seq_commit() are grounds for automatic
NAK.  These interfaces *will* be withdrawn.