# git rev-parse -q --verify f91a3aa6bce480fe6e08df540129f4a923222419^{commit}
f91a3aa6bce480fe6e08df540129f4a923222419
already have revision, skipping fetch
# git checkout -q -f -B kisskb f91a3aa6bce480fe6e08df540129f4a923222419
# git clean -qxdf
# < git log -1
# commit f91a3aa6bce480fe6e08df540129f4a923222419
# Merge: 8b7a51ba2637 6e1d2bc675bd
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Nov 29 11:19:26 2020 -0800
# 
#     Merge tag 'locking-urgent-2020-11-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull locking fixes from Thomas Gleixner:
#      "Two more places which invoke tracing from RCU disabled regions in the
#       idle path.
#     
#       Similar to the entry path the low level idle functions have to be
#       non-instrumentable"
#     
#     * tag 'locking-urgent-2020-11-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       intel_idle: Fix intel_idle() vs tracing
#       sched/idle: Fix arch_cpu_idle() vs tracing
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux-ld --version
# < git log --format=%s --max-count=1 f91a3aa6bce480fe6e08df540129f4a923222419
# < make -s -j 120 ARCH=m68k O=/kisskb/build/linus_sun3_defconfig_m68k-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux-  sun3_defconfig

WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES
  Depends on [n]: DISCONTIGMEM [=n] || NUMA
  Selected by [y]:
  - SINGLE_MEMORY_CHUNK [=y] && MMU [=y]

WARNING: unmet direct dependencies detected for NEED_MULTIPLE_NODES
  Depends on [n]: DISCONTIGMEM [=n] || NUMA
  Selected by [y]:
  - SINGLE_MEMORY_CHUNK [=y] && MMU [=y]
# make -s -j 120 ARCH=m68k O=/kisskb/build/linus_sun3_defconfig_m68k-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/m68k-linux/bin/m68k-linux-  
In file included from /kisskb/src/kernel/rcu/update.c:578:
/kisskb/src/kernel/rcu/tasks.h:710:13: warning: 'show_rcu_tasks_rude_gp_kthread' defined but not used [-Wunused-function]
 static void show_rcu_tasks_rude_gp_kthread(void) {}
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /kisskb/src/arch/m68k/include/asm/atomic.h:7,
                 from /kisskb/src/include/linux/atomic.h:7,
                 from /kisskb/src/include/linux/cpumask.h:13,
                 from /kisskb/src/include/linux/smp.h:13,
                 from /kisskb/src/include/linux/lockdep.h:14,
                 from /kisskb/src/include/linux/spinlock.h:59,
                 from /kisskb/src/include/linux/wait.h:9,
                 from /kisskb/src/include/linux/wait_bit.h:8,
                 from /kisskb/src/include/linux/fs.h:6,
                 from /kisskb/src/fs/ocfs2/file.c:13:
/kisskb/src/fs/ocfs2/file.c: In function 'ocfs2_file_write_iter':
/kisskb/src/arch/m68k/include/asm/cmpxchg.h:79:22: warning: value computed is not used [-Wunused-value]
 #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
                     ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/fs/ocfs2/file.c:2419:3: note: in expansion of macro 'xchg'
   xchg(&iocb->ki_complete, saved_ki_complete);
   ^~~~
Completed OK
# rm -rf /kisskb/build/linus_sun3_defconfig_m68k-gcc8
# Build took: 0:01:05.720881