lkml.org 
[lkml]   [2020]   [Oct]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [rcu:rcu/test 76/76] drivers/dax/super.c:21:1: error: use of undeclared identifier '___srcu_struct_ptrs'
On Mon, Oct 26, 2020 at 06:53:34PM -0700, Nathan Chancellor wrote:
> Hi Paul,
>
> On Tue, Oct 27, 2020 at 08:50:52AM +0800, kernel test robot wrote:
> > tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/test
> > head: 784a6343c3660446ae62db13628b20e9f876100f
> > commit: 784a6343c3660446ae62db13628b20e9f876100f [76/76] Merge commit '3650b22' into rcu/test
> > config: arm-randconfig-r026-20201026 (attached as .config)
> > compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project f2c25c70791de95d2466e09b5b58fc37f6ccd7a4)
> > 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
> > # install arm cross compiling tool for clang build
> > # apt-get install binutils-arm-linux-gnueabi
> > # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=784a6343c3660446ae62db13628b20e9f876100f
> > git remote add rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
> > git fetch --no-tags rcu rcu/test
> > git checkout 784a6343c3660446ae62db13628b20e9f876100f
> > # save the attached .config to linux build tree
> > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm
> >
> > 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 >>):
> >
> > >> drivers/dax/super.c:21:1: error: use of undeclared identifier '___srcu_struct_ptrs'
> > DEFINE_STATIC_SRCU(dax_srcu);
> > ^
> > include/linux/srcutree.h:135:34: note: expanded from macro 'DEFINE_STATIC_SRCU'
> > #define DEFINE_STATIC_SRCU(name) __DEFINE_SRCU(name, static)
> > ^
> > include/linux/srcutree.h:127:13: note: expanded from macro '__DEFINE_SRCU'
> > __section(___srcu_struct_ptrs) = &name
> > ^
> > drivers/dax/super.c:70:6: warning: no previous prototype for function '__generic_fsdax_supported' [-Wmissing-prototypes]
> > bool __generic_fsdax_supported(struct dax_device *dax_dev,
> > ^
> > drivers/dax/super.c:70:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> > bool __generic_fsdax_supported(struct dax_device *dax_dev,
> > ^
> > static
> > drivers/dax/super.c:168:6: warning: no previous prototype for function '__bdev_dax_supported' [-Wmissing-prototypes]
> > bool __bdev_dax_supported(struct block_device *bdev, int blocksize)
> > ^
> > drivers/dax/super.c:168:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> > bool __bdev_dax_supported(struct block_device *bdev, int blocksize)
> > ^
> > static
> > drivers/dax/super.c:452:6: warning: no previous prototype for function 'run_dax' [-Wmissing-prototypes]
> > void run_dax(struct dax_device *dax_dev)
> > ^
> > drivers/dax/super.c:452:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> > void run_dax(struct dax_device *dax_dev)
> > ^
> > static
> > 3 warnings and 1 error generated.
>
> Please drop commit c1370c128cf4 ("srcu: Avoid escaped section names"),
> it has been fixed in a different way as of v5.10-rc1, in
> commit 33def8498fdd ("treewide: Convert macro and uses of __section(foo)
> to __section("foo")").

Thank you, and will do!

Thanx, Paul

\
 
 \ /
  Last update: 2020-10-27 04:27    [W:0.034 / U:0.120 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site