Buildresult: linus/sparc64-allmodconfig/sparc64-gcc5 built on May 22 2018, 19:06
kisskb
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Status:
OK
Date/Time:
May 22 2018, 19:06
Duration:
0:11:38.226049
Builder:
ka2
Revision:
powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit (
a048a07d7f4535baa4cbad6bc024f175317ab938)
Target:
linus/sparc64-allmodconfig/sparc64-gcc5
Branch:
linus
Compiler:
sparc64-gcc5
(sparc64-linux-gcc.br_real (Buildroot 2016.11-git-00613-ge98b4dd) 5.4.0)
Config:
allmodconfig
(
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Log:
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Possible warnings (5)
arch/sparc/include/asm/cmpxchg_64.h:55:22: warning: value computed is not used [-Wunused-value] drivers/input/joystick/analog.c:176:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp] #warning Precise timer not defined for this architecture. arch/sparc/include/asm/cmpxchg_64.h:55:22: warning: value computed is not used [-Wunused-value] arch/sparc/include/asm/cmpxchg_64.h:55:22: warning: value computed is not used [-Wunused-value]
Full Log
# git rev-parse -q --verify a048a07d7f4535baa4cbad6bc024f175317ab938^{commit} a048a07d7f4535baa4cbad6bc024f175317ab938 already have revision, skipping fetch # git checkout -q -f -B kisskb a048a07d7f4535baa4cbad6bc024f175317ab938 # git clean -qxdf # < git log -1 # commit a048a07d7f4535baa4cbad6bc024f175317ab938 # Author: Nicholas Piggin <npiggin@gmail.com> # Date: Tue May 22 09:00:00 2018 +1000 # # powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit # # On some CPUs we can prevent a vulnerability related to store-to-load # forwarding by preventing store forwarding between privilege domains, # by inserting a barrier in kernel entry and exit paths. # # This is known to be the case on at least Power7, Power8 and Power9 # powerpc CPUs. # # Barriers must be inserted generally before the first load after moving # to a higher privilege, and after the last store before moving to a # lower privilege, HV and PR privilege transitions must be protected. # # Barriers are added as patch sections, with all kernel/hypervisor entry # points patched, and the exit points to lower privilge levels patched # similarly to the RFI flush patching. # # Firmware advertisement is not implemented yet, so CPU flush types # are hard coded. # # Thanks to Michal Suchánek for bug fixes and review. # # Signed-off-by: Nicholas Piggin <npiggin@gmail.com> # Signed-off-by: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> # Signed-off-by: Michael Neuling <mikey@neuling.org> # Signed-off-by: Michal Suchánek <msuchanek@suse.de> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-gcc --version # < git log --format=%s --max-count=1 a048a07d7f4535baa4cbad6bc024f175317ab938 # < make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-allmodconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_HAVE_FTRACE_MCOUNT_RECORD=n # Added to kconfig CONFIG_SAMPLES=n # Added to kconfig CONFIG_MODULE_SIG=n # yes \n | make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-allmodconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-allmodconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux- In file included from /kisskb/src/arch/sparc/include/asm/cmpxchg.h:5:0, from /kisskb/src/arch/sparc/include/asm/atomic_64.h:12, from /kisskb/src/arch/sparc/include/asm/atomic.h:5, from /kisskb/src/include/linux/atomic.h:5, from /kisskb/src/include/asm-generic/qspinlock_types.h:28, from /kisskb/src/arch/sparc/include/asm/spinlock_types.h:6, from /kisskb/src/include/linux/spinlock_types.h:13, from /kisskb/src/include/linux/spinlock.h:82, 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:27: /kisskb/src/fs/ocfs2/file.c: In function 'ocfs2_file_write_iter': /kisskb/src/arch/sparc/include/asm/cmpxchg_64.h:55:22: 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:2386:3: note: in expansion of macro 'xchg' xchg(&iocb->ki_complete, saved_ki_complete); ^ /kisskb/src/drivers/input/joystick/analog.c:176:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp] #warning Precise timer not defined for this architecture. ^ In file included from /kisskb/src/arch/sparc/include/asm/cmpxchg.h:5:0, from /kisskb/src/arch/sparc/include/asm/atomic_64.h:12, from /kisskb/src/arch/sparc/include/asm/atomic.h:5, from /kisskb/src/include/linux/atomic.h:5, from /kisskb/src/include/asm-generic/qspinlock_types.h:28, from /kisskb/src/arch/sparc/include/asm/spinlock_types.h:6, from /kisskb/src/include/linux/spinlock_types.h:13, from /kisskb/src/include/linux/spinlock.h:82, from /kisskb/src/include/linux/seqlock.h:36, from /kisskb/src/include/linux/time.h:6, from /kisskb/src/include/linux/stat.h:19, from /kisskb/src/include/linux/module.h:10, from /kisskb/src/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:30: /kisskb/src/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c: In function 'ixgbe_xdp_setup': /kisskb/src/arch/sparc/include/asm/cmpxchg_64.h:55:22: warning: value computed is not used [-Wunused-value] #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) ^ /kisskb/src/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:9973:4: note: in expansion of macro 'xchg' xchg(&adapter->rx_ring[i]->xdp_prog, adapter->xdp_prog); ^ In file included from /kisskb/src/arch/sparc/include/asm/cmpxchg.h:5:0, from /kisskb/src/arch/sparc/include/asm/atomic_64.h:12, from /kisskb/src/arch/sparc/include/asm/atomic.h:5, from /kisskb/src/include/linux/atomic.h:5, from /kisskb/src/include/asm-generic/qspinlock_types.h:28, from /kisskb/src/arch/sparc/include/asm/spinlock_types.h:6, from /kisskb/src/include/linux/spinlock_types.h:13, from /kisskb/src/include/linux/spinlock.h:82, from /kisskb/src/include/linux/seqlock.h:36, from /kisskb/src/include/linux/time.h:6, from /kisskb/src/include/linux/stat.h:19, from /kisskb/src/include/linux/module.h:10, from /kisskb/src/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c:35: /kisskb/src/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c: In function 'ixgbevf_xdp_setup': /kisskb/src/arch/sparc/include/asm/cmpxchg_64.h:55:22: warning: value computed is not used [-Wunused-value] #define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) ^ /kisskb/src/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c:4446:4: note: in expansion of macro 'xchg' xchg(&adapter->rx_ring[i]->xdp_prog, adapter->xdp_prog); ^ kernel: arch/sparc/boot/image is ready kernel: arch/sparc/boot/zImage is ready Completed OK # rm -rf /kisskb/build/linus_sparc64-allmodconfig_sparc64 # Build took: 0:11:38.226049
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