linux-kernel - randconfig build error with next-20150305, in kernel/rcu

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Message-ID: <CA+r1Zhg8a2kKqukA=yBqjhGWC8-4fj8htTomaCaV_SNRTEtQKw@mail.gmail.com>
Date:	Thu, 5 Mar 2015 09:41:20 -0700
From:	Jim Davis <jim.epost@...il.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next <linux-next@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	paulmck@...ux.vnet.ibm.com, josh@...htriplett.org
Subject: randconfig build error with next-20150305, in kernel/rcu

Building with the attached random configuration file,

In file included from include/linux/vmalloc.h:8:0,
                 from ./arch/x86/include/asm/io.h:200,
                 from ./arch/x86/include/asm/realmode.h:5,
                 from ./arch/x86/include/asm/acpi.h:33,
                 from ./arch/x86/include/asm/fixmap.h:19,
                 from ./arch/x86/include/asm/apic.h:12,
                 from ./arch/x86/include/asm/smp.h:12,
                 from include/linux/smp.h:59,
                 from kernel/rcu/tree.c:34:
kernel/rcu/../locking/rtmutex_common.h: In function 'task_has_pi_waiters':
kernel/rcu/../locking/rtmutex_common.h:82:26: error: 'struct
task_struct' has no member named 'pi_waiters'
  return !RB_EMPTY_ROOT(&p->pi_waiters);
                          ^
include/linux/rbtree.h:52:32: note: in definition of macro 'RB_EMPTY_ROOT'
 #define RB_EMPTY_ROOT(root)  ((root)->rb_node == NULL)
                                ^
In file included from kernel/rcu/tree.c:31:0:
kernel/rcu/../locking/rtmutex_common.h: In function 'task_top_pi_waiter':
kernel/rcu/../locking/rtmutex_common.h:88:19: error: 'struct
task_struct' has no member named 'pi_waiters_leftmost'
  return rb_entry(p->pi_waiters_leftmost, struct rt_mutex_waiter,
                   ^
include/linux/kernel.h:800:49: note: in definition of macro 'container_of'
  const typeof( ((type *)0)->member ) *__mptr = (ptr); \
                                                 ^
kernel/rcu/../locking/rtmutex_common.h:88:9: note: in expansion of
macro 'rb_entry'
  return rb_entry(p->pi_waiters_leftmost, struct rt_mutex_waiter,
         ^
scripts/Makefile.build:258: recipe for target 'kernel/rcu/tree.o' failed
make[2]: *** [kernel/rcu/tree.o] Error 1

View attachment "randconfig-1425565642.txt" of type "text/plain" (53327 bytes)