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Date: Tue, 22 Dec 2015 20:27:51 +0100 From: Alexandre Belloni <alexandre.belloni@...e-electrons.com> To: Sasha Levin <sasha.levin@...cle.com> Cc: Stephen Rothwell <sfr@...b.auug.org.au>, linux-next@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: linux-next: build failure after merge of the rtc tree Hi Sasha, On 18/12/2015 at 17:43:41 +0100, Alexandre Belloni wrote : > > > Sasha, I think I prefer having 32 bit platforms fail on the 21st of > > > January 11761191 rather than adding more uses of do_div in the function. > > > I'll have a look at the performance impact on 32 bit platforms. > > > > I'm really fine with just adding a WARN_ON() and aborting if it's the year > > 11761191 :) > > > > One simple way to solve it for 64bit platforms is to define days as > unsigned long. Maybe throw a comment that it will fail for 32bit > platforms in January 11761191 ;). > I did that: http://git.kernel.org/cgit/linux/kernel/git/abelloni/linux.git/commit/?h=rtc-next&id=0d3da1806b985f1100615c2c09033b404941b63e Unless you disagree, that is what I'm planning to send to Linus. I wish you a happy end of year. -- Alexandre Belloni, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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