# git rev-parse -q --verify e435219cdb3e17794c1de2a6843e08e1f332048f^{commit}
e435219cdb3e17794c1de2a6843e08e1f332048f
already have revision, skipping fetch
# git checkout -q -f -B kisskb e435219cdb3e17794c1de2a6843e08e1f332048f
# git clean -qxdf
# < git log -1
# commit e435219cdb3e17794c1de2a6843e08e1f332048f
# Author: Christoph Hellwig <hch@lst.de>
# Date:   Sun Dec 16 18:19:51 2018 +0100
# 
#     cxl: drop the dma_set_mask callback from vphb
#     
#     The CXL code never even looks at the dma mask, so there is no good
#     reason for this sanity check.  Remove it because it gets in the way
#     of the dma ops refactoring.
#     
#     Signed-off-by: Christoph Hellwig <hch@lst.de>
#     Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < git log --format=%s --max-count=1 e435219cdb3e17794c1de2a6843e08e1f332048f
# < make -s -j 8 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_ebony_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  44x/ebony_defconfig
# make -s -j 8 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_ebony_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/arch/powerpc/kernel/dma.c: In function 'dma_nommu_unmap_page':
/kisskb/src/arch/powerpc/kernel/dma.c:246:46: error: 'dir' undeclared (first use in this function)
   __dma_sync(bus_to_virt(dma_address), size, dir);
                                              ^
/kisskb/src/arch/powerpc/kernel/dma.c:246:46: note: each undeclared identifier is reported only once for each function it appears in
make[3]: *** [/kisskb/src/scripts/Makefile.build:293: arch/powerpc/kernel/dma.o] Error 1
make[2]: *** [/kisskb/src/scripts/Makefile.build:518: arch/powerpc/kernel] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1060: arch/powerpc] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:152: sub-make] Error 2
Command 'make -s -j 8 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_ebony_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/powerpc-next_44x_ebony_defconfig_powerpc-gcc5
# Build took: 0:00:29.313499