# git rev-parse -q --verify 4c25df5640ae6e4491ee2c50d3f70c1559ef037d^{commit}
4c25df5640ae6e4491ee2c50d3f70c1559ef037d
already have revision, skipping fetch
# git checkout -q -f -B kisskb 4c25df5640ae6e4491ee2c50d3f70c1559ef037d
# git clean -qxdf
# < git log -1
# commit 4c25df5640ae6e4491ee2c50d3f70c1559ef037d
# Merge: 34b5a946a954 3d7dfd632f9b
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Sat Feb 1 21:47:17 2020 +1100
# 
#     Merge branch 'topic/user-access-begin' into next
#     
#     Merge the user_access_begin() series from Christophe. This is based on
#     a commit from Linus that went into v5.5-rc7.
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-ld --version
# < git log --format=%s --max-count=1 4c25df5640ae6e4491ee2c50d3f70c1559ef037d
# < make -s -j 32 ARCH=ia64 O=/kisskb/build/powerpc-next_ia64-defconfig_ia64-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-  defconfig
# make -s -j 32 ARCH=ia64 O=/kisskb/build/powerpc-next_ia64-defconfig_ia64-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/ia64-linux/bin/ia64-linux-  
<stdin>:1511:2: warning: #warning syscall clone3 not implemented [-Wcpp]
In file included from /kisskb/src/arch/ia64/include/uapi/asm/intrinsics.h:22:0,
                 from /kisskb/src/arch/ia64/include/asm/intrinsics.h:11,
                 from /kisskb/src/arch/ia64/include/asm/bitops.h:19,
                 from /kisskb/src/include/linux/bitops.h:26,
                 from /kisskb/src/include/linux/kernel.h:12,
                 from /kisskb/src/include/linux/list.h:9,
                 from /kisskb/src/include/linux/preempt.h:11,
                 from /kisskb/src/include/linux/spinlock.h:51,
                 from /kisskb/src/include/linux/seqlock.h:36,
                 from /kisskb/src/include/linux/time.h:6,
                 from /kisskb/src/fs/nfs/read.c:11:
/kisskb/src/fs/nfs/read.c: In function 'nfs_read_completion':
/kisskb/src/arch/ia64/include/uapi/asm/cmpxchg.h:57:2: warning: value computed is not used [-Wunused-value]
 ((__typeof__(*(ptr))) __xchg((unsigned long) (x), (ptr), sizeof(*(ptr))))
  ^
/kisskb/src/fs/nfs/read.c:196:5: note: in expansion of macro 'xchg'
     xchg(&nfs_req_openctx(req)->error, error);
     ^
/kisskb/src/fs/nfs/read.c: In function 'nfs_readpage':
/kisskb/src/arch/ia64/include/uapi/asm/cmpxchg.h:57:2: warning: value computed is not used [-Wunused-value]
 ((__typeof__(*(ptr))) __xchg((unsigned long) (x), (ptr), sizeof(*(ptr))))
  ^
/kisskb/src/fs/nfs/read.c:352:2: note: in expansion of macro 'xchg'
  xchg(&ctx->error, 0);
  ^
No errors detected in 21755 functions.
Completed OK
# rm -rf /kisskb/build/powerpc-next_ia64-defconfig_ia64-gcc4.9
# Build took: 0:02:28.301228