linux-kernel - Re: [PATCH] asm-generic/io.h: remove unnecessary #include of <linux/vmalloc.h>

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Date:   Tue, 9 May 2017 20:01:30 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Tobias Klauser <tklauser@...tanz.ch>
Cc:     kbuild-all@...org, Arnd Bergmann <arnd@...db.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
        Michal Hocko <mhocko@...e.com>, Ley Foon Tan <lftan@...era.com>
Subject: Re: [PATCH] asm-generic/io.h: remove unnecessary #include of
 <linux/vmalloc.h>

Hi Tobias,

[auto build test ERROR on v4.9-rc8]
[also build test ERROR on next-20170509]
[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/Tobias-Klauser/asm-generic-io-h-remove-unnecessary-include-of-linux-vmalloc-h/20170509-184856
config: arm-sunxi_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   drivers/clk/sunxi-ng/ccu_reset.h:28:41: sparse: expected ; at end of declaration
   drivers/clk/sunxi-ng/ccu_reset.h:28:41: sparse: Expected } at end of struct-union-enum-specifier
   drivers/clk/sunxi-ng/ccu_reset.h:28:41: sparse: got *
   drivers/clk/sunxi-ng/ccu_reset.h:31:1: sparse: Expected ; at the end of type declaration
   drivers/clk/sunxi-ng/ccu_reset.h:31:1: sparse: got }
   drivers/clk/sunxi-ng/ccu_reset.h:35:16: sparse: no member 'rcdev' in struct ccu_reset
   drivers/clk/sunxi-ng/ccu_reset.h:35:16: sparse: unknown member
   drivers/clk/sunxi-ng/ccu_reset.h:35:16: sparse: cast from unknown type
   drivers/clk/sunxi-ng/ccu_reset.c:24:9: sparse: undefined identifier 'spin_lock_irqsave'
   drivers/clk/sunxi-ng/ccu_reset.c:29:9: sparse: undefined identifier 'spin_unlock_irqrestore'
   drivers/clk/sunxi-ng/ccu_reset.h:35:16: sparse: incompatible types for operation (-)
   drivers/clk/sunxi-ng/ccu_reset.h:35:16:    left side has type char *<noident>
   drivers/clk/sunxi-ng/ccu_reset.h:35:16:    right side has type bad type
   drivers/clk/sunxi-ng/ccu_reset.c:42:9: sparse: undefined identifier 'spin_lock_irqsave'
   drivers/clk/sunxi-ng/ccu_reset.c:47:9: sparse: undefined identifier 'spin_unlock_irqrestore'
   In file included from drivers/clk/sunxi-ng/ccu_reset.c:14:0:
>> drivers/clk/sunxi-ng/ccu_reset.h:28:2: error: unknown type name 'spinlock_t'
     spinlock_t   *lock;
     ^~~~~~~~~~
   drivers/clk/sunxi-ng/ccu_reset.c: In function 'ccu_reset_assert':
>> drivers/clk/sunxi-ng/ccu_reset.c:24:2: error: implicit declaration of function 'spin_lock_irqsave' [-Werror=implicit-function-declaration]
     spin_lock_irqsave(ccu->lock, flags);
     ^~~~~~~~~~~~~~~~~
>> drivers/clk/sunxi-ng/ccu_reset.c:29:2: error: implicit declaration of function 'spin_unlock_irqrestore' [-Werror=implicit-function-declaration]
     spin_unlock_irqrestore(ccu->lock, flags);
     ^~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/spinlock_t +28 drivers/clk/sunxi-ng/ccu_reset.h

1d80c142 Maxime Ripard 2016-06-29  22  };
1d80c142 Maxime Ripard 2016-06-29  23  
1d80c142 Maxime Ripard 2016-06-29  24  
1d80c142 Maxime Ripard 2016-06-29  25  struct ccu_reset {
1d80c142 Maxime Ripard 2016-06-29  26  	void __iomem			*base;
1d80c142 Maxime Ripard 2016-06-29  27  	struct ccu_reset_map		*reset_map;
1d80c142 Maxime Ripard 2016-06-29 @28  	spinlock_t			*lock;
1d80c142 Maxime Ripard 2016-06-29  29  
1d80c142 Maxime Ripard 2016-06-29  30  	struct reset_controller_dev	rcdev;
1d80c142 Maxime Ripard 2016-06-29  31  };
1d80c142 Maxime Ripard 2016-06-29  32  
1d80c142 Maxime Ripard 2016-06-29  33  static inline struct ccu_reset *rcdev_to_ccu_reset(struct reset_controller_dev *rcdev)
1d80c142 Maxime Ripard 2016-06-29  34  {
1d80c142 Maxime Ripard 2016-06-29 @35  	return container_of(rcdev, struct ccu_reset, rcdev);
1d80c142 Maxime Ripard 2016-06-29  36  }
1d80c142 Maxime Ripard 2016-06-29  37  
1d80c142 Maxime Ripard 2016-06-29  38  extern const struct reset_control_ops ccu_reset_ops;

:::::: The code at line 28 was first introduced by commit
:::::: 1d80c14248d6082c91a8a9e3d70cc94c3cc18ecb clk: sunxi-ng: Add common infrastructure

:::::: TO: Maxime Ripard <maxime.ripard@...e-electrons.com>
:::::: CC: Michael Turquette <mturquette@...libre.com>

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