linux-kernel - Re: [rcu:dev.2017.03.16a 53/58] include/linux/srcu.h:62:28: fatal error: linux/srcutree.h: No such file or directory

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Date:   Sat, 25 Mar 2017 21:44:48 -0700
From:   "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:     kbuild test robot <fengguang.wu@...el.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: Re: [rcu:dev.2017.03.16a 53/58] include/linux/srcu.h:62:28: fatal
 error: linux/srcutree.h: No such file or directory

On Sun, Mar 26, 2017 at 11:31:27AM +0800, kbuild test robot wrote:
> Hi Paul,
> 
> FYI, the error/warning still remains.

Yeah, idiot here forgot "git add"...  So it was working fine in my
local tree, but for everyone else, not so much.  :-/

Mostly fixed, still at least one bug left.

Thank you again for your testing service, very helpful!!!

							Thanx, Paul

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2017.03.16a
> head:   5c1e4049e03942b1a6ec13fa8dc0d9f4b2ba0463
> commit: c574d9a57769f1941153c41e5cfcd2bb13911cc3 [53/58] srcu: Create a tiny SRCU
> config: x86_64-lkp (attached as .config)
> compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
> reproduce:
>         git checkout c574d9a57769f1941153c41e5cfcd2bb13911cc3
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All errors (new ones prefixed by >>):
> 
>    In file included from include/linux/notifier.h:15:0,
>                     from include/linux/memory_hotplug.h:6,
>                     from include/linux/mmzone.h:749,
>                     from include/linux/gfp.h:5,
>                     from include/linux/slab.h:14,
>                     from include/linux/crypto.h:24,
>                     from arch/x86/kernel/asm-offsets.c:8:
> >> include/linux/srcu.h:62:28: fatal error: linux/srcutree.h: No such file or directory
>     #include <linux/srcutree.h>
>                                ^
>    compilation terminated.
>    make[2]: *** [arch/x86/kernel/asm-offsets.s] Error 1
>    make[2]: Target '__build' not remade because of errors.
>    make[1]: *** [prepare0] Error 2
>    make[1]: Target 'prepare' not remade because of errors.
>    make: *** [sub-make] Error 2
> 
> vim +62 include/linux/srcu.h
> 
>     56	#define __SRCU_DEP_MAP_INIT(srcu_name)
>     57	#endif /* #else #ifdef CONFIG_DEBUG_LOCK_ALLOC */
>     58	
>     59	#ifdef CONFIG_TINY_SRCU
>     60	#include <linux/srcutiny.h>
>     61	#elif defined(CONFIG_TREE_SRCU)
>   > 62	#include <linux/srcutree.h>
>     63	#else
>     64	#error "Unknown SRCU implementation specified to kernel configuration"
>     65	#endif
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation