linux-kernel - Re: [PATCH v9 5/5] nvme: LightNVM support

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Message-ID: <201510142338.3CJa0qym%fengguang.wu@intel.com>
Date:	Wed, 14 Oct 2015 23:03:20 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Matias Bjørling <m@...rling.me>
Cc:	kbuild-all@...org, hch@...radead.org, axboe@...com,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-nvme@...ts.infradead.org, keith.busch@...el.com,
	jg@...htnvm.io, Stephen.Bates@...s.com,
	Matias Bjørling <m@...rling.me>
Subject: Re: [PATCH v9 5/5] nvme: LightNVM support

Hi Matias,

[auto build test ERROR on block/for-next -- if it's inappropriate base, please suggest rules for selecting the more suitable base]

url:    https://github.com/0day-ci/linux/commits/Matias-Bj-rling/Support-for-Open-Channel-SSDs/20151014-224617
config: x86_64-randconfig-s0-10141707 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

>> drivers/nvme/host/lightnvm.c:592:6: error: conflicting types for 'nvme_nvm_unregister'
    void nvme_nvm_unregister(char *disk_name) {};
         ^
   In file included from drivers/nvme/host/lightnvm.c:23:0:
   drivers/nvme/host/nvme.h:141:6: note: previous declaration of 'nvme_nvm_unregister' was here
    void nvme_nvm_unregister(struct request_queue *q, char *disk_name);
         ^

vim +/nvme_nvm_unregister +592 drivers/nvme/host/lightnvm.c

   586	}
   587	#else
   588	int nvme_nvm_register(struct request_queue *q, char *disk_name)
   589	{
   590		return 0;
   591	}
 > 592	void nvme_nvm_unregister(char *disk_name) {};
   593	int nvme_nvm_ns_supported(struct nvme_ns *ns, struct nvme_id_ns *id)
   594	{
   595		return 0;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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