From: Greg KH <greg@kroah.com>
To: linux-hotplug@vger.kernel.org
Subject: Re: [PATCH] replace fgets() with mmap() and introduce udev_lib.[hc]
Date: Mon, 22 Mar 2004 22:31:12 +0000 [thread overview]
Message-ID: <20040322223112.GA10004@kroah.com> (raw)
In-Reply-To: <20040317215447.GA10296@vrfy.org>
On Wed, Mar 17, 2004 at 10:54:47PM +0100, Kay Sievers wrote:
> Here we replace the various fgets() with a mmap() call for the config
> file reading, due to the reported performance problems with klibc.
>
> Thanks to Patrick's testing, it makes a very small, close to nothing
> speed gain for libc users, but a 6 times speed increase for klibc users
> with a 1000 line config file.
>
> I've created a udev_lib.[hc] for this and also moved all the generic
> stuff from udev.h in there and uninlined the functions.
Very nice. I also fixed udevtest so that it will build properly with
this change. Applied.
thanks,
greg k-h
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prev parent reply other threads:[~2004-03-22 22:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-17 21:54 [PATCH] replace fgets() with mmap() and introduce udev_lib.[hc] Kay Sievers
2004-03-22 22:31 ` Greg KH [this message]
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