On Wed, 2016-04-13 at 06:39 +0800, kbuild test robot wrote: > Hi Jason, > > [auto build test ERROR on v4.6-rc3] > [also build test ERROR on next-20160412] > [cannot apply to tip/core/locking] > [if your patch is applied to the wrong git tree, please drop us a note to > help improving the system] > > url: > https://github.com/0day-ci/linux/commits/Jason-Low/MCS-spinlock-Use-smp_cond_load_acquire/20160413-053726 > config: i386-randconfig-s0-201615 (attached as .config) > reproduce: > # save the attached .config to linux build tree > make ARCH=i386 > > All error/warnings (new ones prefixed by >>): > > In file included from kernel/locking/qspinlock.c:70:0: > kernel/locking/mcs_spinlock.h: In function 'mcs_spin_lock': > >> kernel/locking/mcs_spinlock.h:31:2: error: implicit declaration of > >> function 'smp_cond_load_acquire' [-Werror=implicit-function-declaration] > smp_cond_load_acquire(&l, VAL); \
Hello, This patch depends on the "smp_cond_load_acquire + cmpwait" patchset, which is in: git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git locking/rfc
