Re: [PATCH] watchdog: dw_wdt: dont build for avr32

From	Andy Shevchenko <andy.shevchenko@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH] watchdog: dw_wdt: dont build for avr32
Date	2016-04-12 20:20 +0200
Message-ID	<rnb4T-3n3-41@gated-at.bofh.it> (permalink)
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On Tue, Apr 12, 2016 at 9:01 PM, Guenter Roeck <linux@roeck-us.net> wrote:
> On Tue, Apr 12, 2016 at 05:58:20PM +0300, Andy Shevchenko wrote:
>> On Tue, Apr 12, 2016 at 4:39 PM, Sudip Mukherjee
>> <sudipm.mukherjee@gmail.com> wrote:
>> > On Tuesday 12 April 2016 06:36 PM, Guenter Roeck wrote:
>> >>

> Sorry, I am missing something. do_div() should work fine with any 32 bit value
> as divisor, no matter what that value is. Why does it fail here ? And why does
> it work if I pass 0x1fffff as second parameter to do_div() directly ?

Perhaps compare assembly code in both cases?



-- 
With Best Regards,
Andy Shevchenko

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[PATCH] watchdog: dw_wdt: dont build for avr32 Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-04-12 08:00 +0200
  Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Guenter Roeck <linux@roeck-us.net> - 2016-04-12 15:10 +0200
  Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Guenter Roeck <linux@roeck-us.net> - 2016-04-12 15:10 +0200
    Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-04-12 15:40 +0200
      Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-04-12 17:00 +0200
        Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-04-12 17:40 +0200
        Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Guenter Roeck <linux@roeck-us.net> - 2016-04-12 20:10 +0200
          Re: [PATCH] watchdog: dw_wdt: dont build for avr32 Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-04-12 20:20 +0200

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