# git rev-parse -q --verify 0fe251f8b149a20536ddc96f0dc41668704ef28b^{commit} 0fe251f8b149a20536ddc96f0dc41668704ef28b already have revision, skipping fetch # git checkout -q -f -B kisskb 0fe251f8b149a20536ddc96f0dc41668704ef28b # git clean -qxdf # < git log -1 # commit 0fe251f8b149a20536ddc96f0dc41668704ef28b # Author: Michael Ellerman # Date: Wed Jun 13 23:23:56 2018 +1000 # # powerpc/64s: Fix DT CPU features Power9 DD2.1 logic # # In the device tree CPU features quirk code we want to set # CPU_FTR_POWER9_DD2_1 on all Power9s that aren't DD2.0 or earlier. But # we got the logic wrong and instead set it on all CPUs that aren't # Power9 DD2.0 or earlier, ie. including Power8. # # Fix it by making sure we're on a Power9. This isn't a bug in practice # because the only code that checks the feature is Power9 only to begin # with. But we'll backport it anyway to avoid confusion. # # Fixes: 9e9626ed3a4a ("powerpc/64s: Fix POWER9 DD2.2 and above in DT CPU features") # Cc: stable@vger.kernel.org # v4.17+ # Reported-by: Paul Mackerras # Signed-off-by: Michael Ellerman # Acked-by: Nicholas Piggin # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/gcc-4.6.3-nolibc/mips-linux/bin/mips-linux-gcc --version # < git log --format=%s --max-count=1 0fe251f8b149a20536ddc96f0dc41668704ef28b # < make -s -j 120 ARCH=mips O=/kisskb/build/powerpc-fixes_mips-defconfig_mips CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/mips-linux/bin/mips-linux- defconfig # make -s -j 120 ARCH=mips O=/kisskb/build/powerpc-fixes_mips-defconfig_mips CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/mips-linux/bin/mips-linux- /kisskb/src/arch/mips/vdso/Makefile:32: MIPS VDSO requires binutils >= 2.25 /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. :1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp] :1335:2: warning: #warning syscall rseq not implemented [-Wcpp] /kisskb/src/arch/mips/vdso/Makefile:32: MIPS VDSO requires binutils >= 2.25 /kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:146:32: warning: 'levelspread[]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[]' was declared here /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1256:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/Makefile:24: CC cannot link executables. Skipping bpfilter. /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1819:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2497:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:340:21: note: 'pdeo' was declared here /kisskb/src/mm/memblock.c:1340:15: error: redefinition of 'memblock_virt_alloc_try_nid_raw' /kisskb/src/include/linux/bootmem.h:332:29: note: previous definition of 'memblock_virt_alloc_try_nid_raw' was here /kisskb/src/mm/memblock.c:1377:15: error: redefinition of 'memblock_virt_alloc_try_nid_nopanic' /kisskb/src/include/linux/bootmem.h:340:29: note: previous definition of 'memblock_virt_alloc_try_nid_nopanic' was here /kisskb/src/mm/memblock.c:1413:15: error: redefinition of 'memblock_virt_alloc_try_nid' /kisskb/src/include/linux/bootmem.h:325:29: note: previous definition of 'memblock_virt_alloc_try_nid' was here /kisskb/src/scripts/Makefile.build:317: recipe for target 'mm/memblock.o' failed make[2]: *** [mm/memblock.o] Error 1 make[2]: *** Waiting for unfinished jobs.... /kisskb/src/Makefile:1034: recipe for target 'mm' failed make[1]: *** [mm] Error 2 make[1]: *** Waiting for unfinished jobs.... /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:231:19: note: 'i' was declared here Makefile:146: recipe for target 'sub-make' failed make: *** [sub-make] Error 2 Command 'make -s -j 120 ARCH=mips O=/kisskb/build/powerpc-fixes_mips-defconfig_mips CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/mips-linux/bin/mips-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/powerpc-fixes_mips-defconfig_mips # Build took: 0:00:24.945249