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

From Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH] watchdog: dw_wdt: dont build for avr32
Date 2016-04-12 15:40 +0200
Message-ID <rn6HT-89g-11@gated-at.bofh.it> (permalink)
References <rmZwK-25h-3@gated-at.bofh.it> <rn6eS-7VQ-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tuesday 12 April 2016 06:36 PM, Guenter Roeck wrote:
> On 04/11/2016 10:51 PM, Sudip Mukherjee wrote:
>> The build of avr32 allmodconfig fails with the error:
>> ERROR: "__avr32_udiv64" [drivers/watchdog/kempld_wdt.ko] undefined!
>>
> This means there is a direct 64 bit divide operation in the driver,
> which we should identify and fix.

yes, there is.

in function: kempld_wdt_set_stage_timeout()
remainder = do_div(stage_timeout64, prescaler);

Any idea how to fix it?

regards
sudip

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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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