linux-kernel - Re: [PATCH v7] isdn: Use ktime

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20160320.164728.395636107297003956.davem@davemloft.net>
Date:	Sun, 20 Mar 2016 16:47:28 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	ruchandani.tina@...il.com
Cc:	netdev@...r.kernel.org, arnd@...db.de,
	linux-kernel@...r.kernel.org, isdn@...ux-pingi.de,
	y2038@...ts.linaro.org
Subject: Re: [PATCH v7] isdn: Use ktime_t instead of 'struct timeval'

From: Tina Ruchandani <ruchandani.tina@...il.com>
Date: Sat, 19 Mar 2016 11:21:14 -0700

> 'struct timeval' uses 32-bit representation for seconds which will
> overflow in year 2038 and beyond. mISDN/clock.c needs to compute and
> store elapsed time in intervals of 125 microseconds. This patch replaces
> the usage of 'struct timeval' with 64-bit ktime_t which is y2038 safe.
> The patch also replaces do_gettimeofday() (wall-clock time) with
> ktime_get() (monotonic time) since we only care about elapsed time here.
> 
> Signed-off-by: Tina Ruchandani <ruchandani.tina@...il.com>
> Suggested-by: Arnd Bergmnann <arnd@...db.de>
> Suggested-by: David Miller <davem@...emloft.net>

Applied, thank you.