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From: Deepa Dinamani <deepa.kernel@gmail.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux FS-devel Mailing List <linux-fsdevel@vger.kernel.org>,
	Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH 7/7] fs: Do not overload update_time
Date: Mon, 2 Dec 2019 15:13:06 -0800	[thread overview]
Message-ID: <CABeXuvq1+t++mCT0xwcMMkwSWh7VxPTGP7zzFCiMC=vyz5bK-Q@mail.gmail.com> (raw)
In-Reply-To: <20191202174811.GA31468@infradead.org>

On Mon, Dec 2, 2019 at 9:48 AM Christoph Hellwig <hch@infradead.org> wrote:
>
> On Fri, Nov 29, 2019 at 09:30:30PM -0800, Deepa Dinamani wrote:
> > -     int (*update_time)(struct inode *, struct timespec64 *, int);
> > +     int (*cb)(struct inode *, struct timespec64 *, int);
> >
> > -     update_time = inode->i_op->update_time ? inode->i_op->update_time :
> > +     cb = inode->i_op->update_time ? inode->i_op->update_time :
> >               generic_update_time;
> >
> > -     return update_time(inode, time, flags);
> > +     return cb(inode, time, flags);
>
> Just killing the pointless local variable cleans the function op, and
> also avoids the expensive indirect call for the common case:

Will update this in v2. Thanks.

-Deepa

      reply	other threads:[~2019-12-02 23:13 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-30  5:30 [PATCH 0/7] Delete timespec64_trunc() Deepa Dinamani
2019-11-30  5:30 ` [PATCH 1/7] fs: fat: Eliminate timespec64_trunc() usage Deepa Dinamani
2019-11-30  5:30 ` [PATCH 2/7] fs: cifs: Fix atime update check vs mtime Deepa Dinamani
2019-12-01 18:23   ` Steve French
2019-11-30  5:30 ` [PATCH 3/7] fs: cifs: Delete usage of timespec64_trunc Deepa Dinamani
2019-11-30 21:25   ` Steve French
2019-12-01  5:35     ` Deepa Dinamani
2019-11-30  5:30 ` [PATCH 4/7] fs: ceph: Delete timespec64_trunc() usage Deepa Dinamani
2019-11-30  5:30 ` [PATCH 5/7] fs: ubifs: Eliminate " Deepa Dinamani
2019-11-30  5:30 ` [PATCH 6/7] fs: Delete timespec64_trunc() Deepa Dinamani
2019-11-30  5:30 ` [PATCH 7/7] fs: Do not overload update_time Deepa Dinamani
2019-12-01 20:51   ` Dave Chinner
2019-12-02 17:48   ` Christoph Hellwig
2019-12-02 23:13     ` Deepa Dinamani [this message]

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