doorbell patches for POWER9
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- v2 Latest4 patches 1 replyIn review
- v15 patches 6 repliesSuperseded
Patches in v2 No applies recorded yet
| # | Subject and files | Size | Replies | Applied |
|---|---|---|---|---|
| 1/4 | powerpc: change the doorbell IPI calling conventionarch/ arch/ arch/ +11 more | +92 | 1 reply | |
| 2/4 | powerpc: Introduce msgsnd/doorbell barrier primitivesarch/ arch/ arch/ +1 more | +36 | 0 replies | |
| 3/4 | powerpc/64s: avoid branch for ppc_msgsndarch/ | +2 | 0 replies | |
| 4/4 | powerpc/powernv: POWER9 support for msgsnd/doorbell IPIarch/ arch/ arch/ +2 more | +59 | 0 replies |
Reviews trailers per patch
No Reviewed-by, Acked-by or Tested-by trailers for v2 yet.
Cover letter [PATCH 0/4 v2] doorbell patches for POWER9
Since last:
- Ported up to powerpc next (thanks mpe)
- Dropped darn workaround from DD1 for now.
- Dropped the guest doorbell hack. It's not an immediate problem and will be tackled in other ways.
Nicholas Piggin (4):
powerpc: change the doorbell IPI calling convention
powerpc: Introduce msgsnd/doorbell barrier primitives powerpc/64s: avoid branch for ppc_msgsnd powerpc/powernv: POWER9 support for msgsnd/doorbell IPI
arch/powerpc/include/asm/dbell.h | 40 +++++++++++++++------ arch/powerpc/include/asm/feature-fixups.h | 20 +++++++++++ arch/powerpc/include/asm/ppc-opcode.h | 2 ++ arch/powerpc/include/asm/ppc_asm.h | 8 +++++ arch/powerpc/include/asm/smp.h | 4 +-- arch/powerpc/include/asm/xics.h | 2 +- arch/powerpc/kernel/dbell.c | 58 +++++++++++++++++++++++++++---- arch/powerpc/kernel/smp.c | 27 +++++++------- arch/powerpc/platforms/85xx/smp.c | 11 ++---- arch/powerpc/platforms/powermac/smp.c | 2 +- arch/powerpc/platforms/powernv/smp.c | 47 +++++++++++++++++++++---- arch/powerpc/platforms/pseries/smp.c | 27 ++++++-------- arch/powerpc/sysdev/xics/icp-hv.c | 2 +- arch/powerpc/sysdev/xics/icp-native.c | 12 +------ arch/powerpc/sysdev/xics/icp-opal.c | 2 +- arch/powerpc/sysdev/xics/xics-common.c | 3 -- arch/powerpc/sysdev/xive/common.c | 6 ++-- 17 files changed, 186 insertions(+), 87 deletions(-)
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2.11.0