Re: [PATCH] io-wq: remove GFP_ATOMIC allocation off schedule out path

From: kernel test robot <lkp@intel.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	Jens Axboe <axboe@kernel.dk>
Cc: clang-built-linux@googlegroups.com, kbuild-all@lists.01.org,
	Steven Rostedt <rostedt@goodmis.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Daniel Wagner <wagi@monom.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-rt-users@vger.kernel.org
Subject: Re: [PATCH] io-wq: remove GFP_ATOMIC allocation off schedule out path
Date: Tue, 10 Aug 2021 23:22:17 +0800	[thread overview]
Message-ID: <202108102337.Ax8sjPlN-lkp@intel.com> (raw)
In-Reply-To: <20210810074054.mll3snv7vqfhef6i@linutronix.de>

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Hi Sebastian,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.14-rc5]
[cannot apply to next-20210810]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Sebastian-Andrzej-Siewior/io-wq-remove-GFP_ATOMIC-allocation-off-schedule-out-path/20210810-154135
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 9a73fa375d58fee5262dd16473c8e7522bdf44de
config: x86_64-randconfig-a012-20210809 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 614c7d03877fd99c2de47429b15be3f00306a3bd)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/7fd11421b3672d0230a9b529445014d99185b387
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Sebastian-Andrzej-Siewior/io-wq-remove-GFP_ATOMIC-allocation-off-schedule-out-path/20210810-154135
        git checkout 7fd11421b3672d0230a9b529445014d99185b387
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> fs/io-wq.c:286:15: error: no member named 'wq' in 'struct io_worker'
           wq = worker->wq;
                ~~~~~~  ^
   1 error generated.

vim +286 fs/io-wq.c

   276	
   277	static void create_worker_cb(struct callback_head *cb)
   278	{
   279		struct io_worker *worker;
   280		struct io_wq *wq;
   281		struct io_wqe *wqe;
   282		struct io_wqe_acct *acct;
   283	
   284		worker = container_of(cb, struct io_worker, create_work);
   285		wqe = worker->wqe;
 > 286		wq = worker->wq;
   287		acct = &wqe->acct[worker->create_index];
   288		raw_spin_lock_irq(&wqe->lock);
   289		if (acct->nr_workers < acct->max_workers)
   290			acct->nr_workers++;
   291		raw_spin_unlock_irq(&wqe->lock);
   292		create_io_worker(wq, wqe, worker->create_index);
   293		clear_bit_unlock(0, &worker->create_state);
   294		io_worker_release(worker);
   295	}
   296	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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