Messages in this thread | | | Date | Thu, 22 Sep 2016 13:54:30 +0800 | From | xinhui <> | Subject | Re: [PATCH v7 6/6] powerpc: pSeries: Add pv-qspinlock build config/make |
| |
hi, all ok, this patch set depends on https://patchwork.kernel.org/patch/8953981/ [V4] powerpc: Implement {cmp}xchg for u8 and u16
sorry.
On 2016年09月19日 16:58, kbuild test robot wrote: > Hi Pan, > > [auto build test ERROR on powerpc/next] > [also build test ERROR on v4.8-rc7 next-20160916] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] > [Check https://git-scm.com/docs/git-format-patch for more information] > > url: https://github.com/0day-ci/linux/commits/Pan-Xinhui/Implement-qspinlock-pv-qspinlock-on-ppc/20160919-133130 > base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next > config: powerpc-allyesconfig (attached as .config) > compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 > reproduce: > wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > make.cross ARCH=powerpc > > All errors (new ones prefixed by >>): > > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:326:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __cmpxchg"); > ^~~~~~~~~~~~~~~~ > In function '__cmpxchg', > inlined from 'pv_wait_node' at kernel/locking/qspinlock_paravirt.h:328:3, > inlined from '__pv_queued_spin_lock_slowpath' at kernel/locking/qspinlock.c:538:3: > include/linux/compiler.h:491:38: error: call to '__compiletime_assert_326' declared with attribute error: Unsupported size for __cmpxchg > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:474:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:326:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __cmpxchg"); > ^~~~~~~~~~~~~~~~ > In function '__cmpxchg', > inlined from 'pv_wait_head_or_lock' at kernel/locking/qspinlock_paravirt.h:109:10, > inlined from '__pv_queued_spin_lock_slowpath' at kernel/locking/qspinlock.c:573:5: > include/linux/compiler.h:491:38: error: call to '__compiletime_assert_326' declared with attribute error: Unsupported size for __cmpxchg > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:474:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:326:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __cmpxchg"); > ^~~~~~~~~~~~~~~~ > In function '__xchg_relaxed', > inlined from 'pv_wait_head_or_lock' at kernel/locking/qspinlock_paravirt.h:442:8, > inlined from '__pv_queued_spin_lock_slowpath' at kernel/locking/qspinlock.c:573:5: > include/linux/compiler.h:491:38: error: call to '__compiletime_assert_113' declared with attribute error: Unsupported size for __xchg_local > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:474:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:113:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __xchg_local"); > ^~~~~~~~~~~~~~~~ > In function '__cmpxchg', > inlined from 'pv_kick_node' at kernel/locking/qspinlock_paravirt.h:366:6, > inlined from '__pv_queued_spin_lock_slowpath' at kernel/locking/qspinlock.c:616:2: > include/linux/compiler.h:491:38: error: call to '__compiletime_assert_326' declared with attribute error: Unsupported size for __cmpxchg > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:474:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:326:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __cmpxchg"); > ^~~~~~~~~~~~~~~~ > In function '__xchg_relaxed', > inlined from '__pv_queued_spin_lock_slowpath' at kernel/locking/qspinlock.c:184:14: > include/linux/compiler.h:491:38: error: call to '__compiletime_assert_113' declared with attribute error: Unsupported size for __xchg_local > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:474:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:113:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __xchg_local"); > ^~~~~~~~~~~~~~~~ > In function '__cmpxchg_relaxed', > inlined from '__pv_queued_spin_unlock' at kernel/locking/qspinlock_paravirt.h:547:11: >>> include/linux/compiler.h:491:38: error: call to '__compiletime_assert_358' declared with attribute error: Unsupported size for __cmpxchg_relaxed > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:474:4: note: in definition of macro '__compiletime_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:491:2: note: in expansion of macro '_compiletime_assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/bug.h:51:37: note: in expansion of macro 'compiletime_assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > arch/powerpc/include/asm/cmpxchg.h:358:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' > BUILD_BUG_ON_MSG(1, "Unsupported size for __cmpxchg_relaxed"); > ^~~~~~~~~~~~~~~~ > > vim +/__compiletime_assert_358 +491 include/linux/compiler.h > > 9a8ab1c3 Daniel Santos 2013-02-21 475 __compiletime_error_fallback(__cond); \ > 9a8ab1c3 Daniel Santos 2013-02-21 476 } while (0) > 9a8ab1c3 Daniel Santos 2013-02-21 477 > 9a8ab1c3 Daniel Santos 2013-02-21 478 #define _compiletime_assert(condition, msg, prefix, suffix) \ > 9a8ab1c3 Daniel Santos 2013-02-21 479 __compiletime_assert(condition, msg, prefix, suffix) > 9a8ab1c3 Daniel Santos 2013-02-21 480 > 9a8ab1c3 Daniel Santos 2013-02-21 481 /** > 9a8ab1c3 Daniel Santos 2013-02-21 482 * compiletime_assert - break build and emit msg if condition is false > 9a8ab1c3 Daniel Santos 2013-02-21 483 * @condition: a compile-time constant condition to check > 9a8ab1c3 Daniel Santos 2013-02-21 484 * @msg: a message to emit if condition is false > 9a8ab1c3 Daniel Santos 2013-02-21 485 * > 9a8ab1c3 Daniel Santos 2013-02-21 486 * In tradition of POSIX assert, this macro will break the build if the > 9a8ab1c3 Daniel Santos 2013-02-21 487 * supplied condition is *false*, emitting the supplied error message if the > 9a8ab1c3 Daniel Santos 2013-02-21 488 * compiler has support to do so. > 9a8ab1c3 Daniel Santos 2013-02-21 489 */ > 9a8ab1c3 Daniel Santos 2013-02-21 490 #define compiletime_assert(condition, msg) \ > 9a8ab1c3 Daniel Santos 2013-02-21 @491 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > 9a8ab1c3 Daniel Santos 2013-02-21 492 > 47933ad4 Peter Zijlstra 2013-11-06 493 #define compiletime_assert_atomic_type(t) \ > 47933ad4 Peter Zijlstra 2013-11-06 494 compiletime_assert(__native_word(t), \ > 47933ad4 Peter Zijlstra 2013-11-06 495 "Need native word sized stores/loads for atomicity.") > 47933ad4 Peter Zijlstra 2013-11-06 496 > 9c3cdc1f Linus Torvalds 2008-05-10 497 /* > 9c3cdc1f Linus Torvalds 2008-05-10 498 * Prevent the compiler from merging or refetching accesses. The compiler > 9c3cdc1f Linus Torvalds 2008-05-10 499 * is also forbidden from reordering successive instances of ACCESS_ONCE(), > > :::::: The code at line 491 was first introduced by commit > :::::: 9a8ab1c39970a4938a72d94e6fd13be88a797590 bug.h, compiler.h: introduce compiletime_assert & BUILD_BUG_ON_MSG > > :::::: TO: Daniel Santos <daniel.santos@pobox.com> > :::::: CC: Linus Torvalds <torvalds@linux-foundation.org> > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation >
| |