[PATCH 2/3] Revert "powerpc/topology: Update topology_core_cpumask"

Srikar Dronamraju srikar at linux.vnet.ibm.com
Thu Apr 15 22:09:33 AEST 2021


Now that cpu_core_mask has been reintroduced, lets revert
commit 4bce545903fa ("powerpc/topology: Update topology_core_cpumask")

Post this commit, lscpu should reflect topologies as requested by a user
when a QEMU instance is launched with NUMA spanning multiple sockets.

Cc: linuxppc-dev at lists.ozlabs.org
Cc: qemu-ppc at nongnu.org
Cc: Cedric Le Goater <clg at kaod.org>
Cc: David Gibson <david at gibson.dropbear.id.au>
Cc: Nathan Lynch <nathanl at linux.ibm.com>
Cc: Michael Ellerman <mpe at ellerman.id.au>
Cc: Ingo Molnar <mingo at kernel.org>
Cc: Peter Zijlstra <peterz at infradead.org>
Cc: Valentin Schneider <valentin.schneider at arm.com>
Cc: Gautham R Shenoy <ego at linux.vnet.ibm.com>
Reported-by: Daniel Henrique Barboza <danielhb413 at gmail.com>
Signed-off-by: Srikar Dronamraju <srikar at linux.vnet.ibm.com>
---
 arch/powerpc/include/asm/topology.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 3beeb030cd78..e4db64c0e184 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -126,7 +126,7 @@ static inline int cpu_to_coregroup_id(int cpu)
 #define topology_physical_package_id(cpu)	(cpu_to_chip_id(cpu))
 
 #define topology_sibling_cpumask(cpu)	(per_cpu(cpu_sibling_map, cpu))
-#define topology_core_cpumask(cpu)	(cpu_cpu_mask(cpu))
+#define topology_core_cpumask(cpu)	(per_cpu(cpu_core_map, cpu))
 #define topology_core_id(cpu)		(cpu_to_core_id(cpu))
 
 #endif
-- 
2.25.1



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