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From:   Andrew Morton <akpm@linux-foundation.org>
To:     Anton Altaparmakov <anton@tuxera.com>
Cc:     "linux-ntfs-dev@lists.sourceforge.net" 
        <linux-ntfs-dev@lists.sourceforge.net>,
        LKML <linux-kernel@vger.kernel.org>,
        Zheng Zengkai <zhengzengkai@huawei.com>
Subject: Re: [PATCH -next] fs/ntfs: fix set but not used variable
 'log_page_mask'
Message-Id: <20201209183623.b26e90de3d0aa92a72010ff0@linux-foundation.org>
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References: <20200312041353.19877-1-zhengzengkai@huawei.com>
        <94ED375C-C57C-464B-A1CA-BFB1EEF71BB2@tuxera.com>
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On Tue, 8 Dec 2020 08:24:02 +0000 Anton Altaparmakov <anton@tuxera.com> wrote:

> Can you please apply this?
>
> ...
>
> > --- a/fs/ntfs/logfile.c
> > +++ b/fs/ntfs/logfile.c
> > @@ -507,7 +507,7 @@ bool ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
> > 	 * optimize log_page_size and log_page_bits into constants.
> > 	 */
> > 	log_page_bits = ntfs_ffs(log_page_size) - 1;
> > -	size &= ~(s64)(log_page_size - 1);
> > +	size &= ~(s64)(log_page_mask);
> > 	/*
> > 	 * Ensure the log file is big enough to store at least the two restart
> > 	 * pages and the minimum number of log record pages.

https://lore.kernel.org/lkml/1604821092-54631-1-git-send-email-alex.shi@linux.alibaba.com/
addressed this?