On Sat, 2014-09-13 at 00:47 -0700, Guenter Roeck wrote: > On 09/12/2014 05:49 PM, Greg Kroah-Hartman wrote: > > On Fri, Aug 15, 2014 at 09:06:06AM -0700, Guenter Roeck wrote: > >> Ben, > >> Greg, > >> > >> please apply the following patches to the respective -stable branches. > >> > >> I started seeing the problems fixed with those patches after updating > >> my qemu tests to also execute SMP builds. Patches apply cleanly to all > >> branches, and my tests pass with the patches applied. > >> > >> Thanks, > >> Guenter > >> --------- > >> > >> 3.2: > >> 6c37c9580409 MIPS: perf: Fix build error caused by unused counters_per_cpu_to_total() > >> ff522058bd71 MIPS: Fix accessing to per-cpu data when flushing the cache > >> > >> 3.4: > >> 6c37c9580409 MIPS: perf: Fix build error caused by unused counters_per_cpu_to_total() > >> ff522058bd71 MIPS: Fix accessing to per-cpu data when flushing the cache > >> > >> 3.10: > >> ff522058bd71 MIPS: Fix accessing to per-cpu data when flushing the cache > > > > Applied to 3.10, thanks. > > > > greg k-h > > > > > > Unrelated, but there is a new 3.10-stable-queue build failure. > > Building powerpc:cell_defconfig ... failed > > /opt/buildbot/slave/stable-queue-3.10/build/arch/powerpc/include/asm/pte-hash64-64k.h: In function '__real_pte': > /opt/buildbot/slave/stable-queue-3.10/build/arch/powerpc/include/asm/pte-hash64-64k.h:61:3: error: implicit declaration of function 'smp_rmb' [-Werror=implicit-function-declaration] > smp_rmb(); > ^ > cc1: some warnings being treated as errors > make[1]: *** [arch/powerpc/kernel/asm-offsets.s] Error 1 > > Ben had the same error in 3.2 if I remember correctly. Yes, so I folded this into "powerpc/mm: Use read barrier when creating real_pte": --- a/arch/powerpc/include/asm/pte-hash64-64k.h +++ b/arch/powerpc/include/asm/pte-hash64-64k.h @@ -40,6 +40,8 @@ #ifndef __ASSEMBLY__ +#include <asm/system.h> /* for smp_rmb() */ + /* * With 64K pages on hash table, we have a special PTE format that * uses a second "half" of the page table to encode sub-page information --- END --- Ben. -- Ben Hutchings I'm always amazed by the number of people who take up solipsism because they heard someone else explain it. - E*Borg on alt.fan.pratchett
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