linux-kernel - Re: [PATCH] freezer,NFS: add an unsafe schedule_timeout

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Date:   Thu, 29 Aug 2019 19:02:34 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Benjamin Coddington <bcodding@...hat.com>
Cc:     kbuild-all@...org, trond.myklebust@...merspace.com,
        anna.schumaker@...app.com, rjw@...ysocki.net, pavel@....cz,
        len.brown@...el.com, linux-kernel@...r.kernel.org,
        linux-nfs@...r.kernel.org
Subject: Re: [PATCH] freezer,NFS: add an unsafe
 schedule_timeout_interruptable freezable helper for NFS

Hi Benjamin,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc6 next-20190828]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Benjamin-Coddington/freezer-NFS-add-an-unsafe-schedule_timeout_interruptable-freezable-helper-for-NFS/20190829-161623
config: x86_64-randconfig-f004-201934 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-11) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   fs/nfs/nfs4proc.c: In function 'nfs4_delay_interruptible':
>> fs/nfs/nfs4proc.c:418:2: error: implicit declaration of function 'freezable_schedule_timeout_interruptible_unsafe'; did you mean 'freezable_schedule_timeout_interruptible'? [-Werror=implicit-function-declaration]
     freezable_schedule_timeout_interruptible_unsafe(nfs4_update_delay(timeout));
     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     freezable_schedule_timeout_interruptible
   cc1: some warnings being treated as errors

vim +418 fs/nfs/nfs4proc.c

   413	
   414	static int nfs4_delay_interruptible(long *timeout)
   415	{
   416		might_sleep();
   417	
 > 418		freezable_schedule_timeout_interruptible_unsafe(nfs4_update_delay(timeout));
   419		if (!signal_pending(current))
   420			return 0;
   421		return __fatal_signal_pending(current) ? -EINTR :-ERESTARTSYS;
   422	}
   423	

---
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