# git rev-parse -q --verify 9453b2d4694c2cb6c30d99e65d4a3deb09e94ac3^{commit}
9453b2d4694c2cb6c30d99e65d4a3deb09e94ac3
already have revision, skipping fetch
# git checkout -q -f -B kisskb 9453b2d4694c2cb6c30d99e65d4a3deb09e94ac3
# git clean -qxdf
# < git log -1
# commit 9453b2d4694c2cb6c30d99e65d4a3deb09e94ac3
# Merge: 429731277dfd f06885b3f3e3
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Oct 18 10:03:23 2020 -0700
# 
#     Merge tag 'for-linus-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml
#     
#     Pull UML updates from Richard Weinberger:
#     
#      - Improve support for non-glibc systems
#     
#      - Vector: Add support for scripting and dynamic tap devices
#     
#      - Various fixes for the vector networking driver
#     
#      - Various fixes for time travel mode
#     
#     * tag 'for-linus-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
#       um: vector: Add dynamic tap interfaces and scripting
#       um: Clean up stacktrace dump
#       um: Fix incorrect assumptions about max pid length
#       um: Remove dead usage of TIF_IA32
#       um: Remove redundant NULL check
#       um: change sigio_spinlock to a mutex
#       um: time-travel: Return the sequence number in ACK messages
#       um: time-travel: Fix IRQ handling in time_travel_handle_message()
#       um: Allow static linking for non-glibc implementations
#       um: Some fixes to build UML with musl
#       um: vector: Use GFP_ATOMIC under spin lock
#       um: Fix null pointer dereference in vector_user_bpf
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 9453b2d4694c2cb6c30d99e65d4a3deb09e94ac3
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  corenet32_smp_defconfig
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
In file included from /kisskb/src/arch/powerpc/include/asm/cmpxchg.h:6:0,
                 from /kisskb/src/arch/powerpc/include/asm/atomic.h:11,
                 from /kisskb/src/include/linux/atomic.h:7,
                 from /kisskb/src/include/linux/crypto.h:15,
                 from /kisskb/src/include/crypto/hash.h:11,
                 from /kisskb/src/lib/iov_iter.c:2:
/kisskb/src/lib/iov_iter.c: In function 'iovec_from_user.part.30':
/kisskb/src/arch/powerpc/include/asm/uaccess.h:287:2: error: 'asm' operand has impossible constraints
  __asm__ __volatile__(    \
  ^
/kisskb/src/include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
 # define unlikely(x) __builtin_expect(!!(x), 0)
                                          ^
/kisskb/src/arch/powerpc/include/asm/uaccess.h:583:34: note: in expansion of macro 'unsafe_op_wrap'
 #define unsafe_get_user(x, p, e) unsafe_op_wrap(__get_user_allowed(x, p), e)
                                  ^
/kisskb/src/arch/powerpc/include/asm/uaccess.h:329:10: note: in expansion of macro '__get_user_asm'
  case 4: __get_user_asm(x, (u32 __user *)ptr, retval, "lwz"); break; \
          ^
/kisskb/src/arch/powerpc/include/asm/uaccess.h:363:3: note: in expansion of macro '__get_user_size_allowed'
   __get_user_size_allowed(__gu_val, __gu_addr, __gu_size, __gu_err); \
   ^
/kisskb/src/arch/powerpc/include/asm/uaccess.h:100:2: note: in expansion of macro '__get_user_nocheck'
  __get_user_nocheck((x), (ptr), sizeof(*(ptr)), false)
  ^
/kisskb/src/arch/powerpc/include/asm/uaccess.h:583:49: note: in expansion of macro '__get_user_allowed'
 #define unsafe_get_user(x, p, e) unsafe_op_wrap(__get_user_allowed(x, p), e)
                                                 ^
/kisskb/src/lib/iov_iter.c:1668:3: note: in expansion of macro 'unsafe_get_user'
   unsafe_get_user(len, &uiov[i].iov_len, uaccess_end);
   ^
make[2]: *** [/kisskb/src/scripts/Makefile.build:283: lib/iov_iter.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1777: lib] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:185: __sub-make] Error 2
Command 'make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc4.9
# Build took: 0:02:19.257785