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Message-Id: <20200921095653.9701-7-srikar@linux.vnet.ibm.com>
Date: Mon, 21 Sep 2020 15:26:48 +0530
From: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To: Michael Ellerman <mpe@...erman.id.au>
Cc: linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
LKML <linux-kernel@...r.kernel.org>,
Nicholas Piggin <npiggin@...il.com>,
Anton Blanchard <anton@...abs.org>,
"Oliver O'Halloran" <oohall@...il.com>,
Nathan Lynch <nathanl@...ux.ibm.com>,
Michael Neuling <mikey@...ling.org>,
Gautham R Shenoy <ego@...ux.vnet.ibm.com>,
Satheesh Rajendran <sathnaga@...ux.vnet.ibm.com>,
Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
Valentin Schneider <valentin.schneider@....com>
Subject: [PATCH v2 06/11] powerpc/smp: Stop passing mask to update_mask_by_l2
update_mask_by_l2 is called only once. But it passes cpu_l2_cache_mask
as parameter. Instead of passing cpu_l2_cache_mask, use it directly in
update_mask_by_l2.
Cc: linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>
Cc: LKML <linux-kernel@...r.kernel.org>
Cc: Michael Ellerman <mpe@...erman.id.au>
Cc: Nicholas Piggin <npiggin@...il.com>
Cc: Anton Blanchard <anton@...abs.org>
Cc: Oliver O'Halloran <oohall@...il.com>
Cc: Nathan Lynch <nathanl@...ux.ibm.com>
Cc: Michael Neuling <mikey@...ling.org>
Cc: Gautham R Shenoy <ego@...ux.vnet.ibm.com>
Cc: Satheesh Rajendran <sathnaga@...ux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Valentin Schneider <valentin.schneider@....com>
Signed-off-by: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
Tested-by: Satheesh Rajendran <sathnaga@...ux.vnet.ibm.com>
---
arch/powerpc/kernel/smp.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index c860c4950c9f..441c9c64b1e3 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -1218,7 +1218,7 @@ static struct device_node *cpu_to_l2cache(int cpu)
return cache;
}
-static bool update_mask_by_l2(int cpu, struct cpumask *(*mask_fn)(int))
+static bool update_mask_by_l2(int cpu)
{
struct device_node *l2_cache, *np;
int i;
@@ -1240,7 +1240,7 @@ static bool update_mask_by_l2(int cpu, struct cpumask *(*mask_fn)(int))
return false;
}
- cpumask_set_cpu(cpu, mask_fn(cpu));
+ cpumask_set_cpu(cpu, cpu_l2_cache_mask(cpu));
for_each_cpu_and(i, cpu_online_mask, cpu_cpu_mask(cpu)) {
/*
* when updating the marks the current CPU has not been marked
@@ -1251,7 +1251,7 @@ static bool update_mask_by_l2(int cpu, struct cpumask *(*mask_fn)(int))
continue;
if (np == l2_cache)
- set_cpus_related(cpu, i, mask_fn);
+ set_cpus_related(cpu, i, cpu_l2_cache_mask);
of_node_put(np);
}
@@ -1315,7 +1315,7 @@ static void add_cpu_to_masks(int cpu)
set_cpus_related(i, cpu, cpu_sibling_mask);
add_cpu_to_smallcore_masks(cpu);
- update_mask_by_l2(cpu, cpu_l2_cache_mask);
+ update_mask_by_l2(cpu);
if (has_coregroup_support()) {
int coregroup_id = cpu_to_coregroup_id(cpu);
--
2.17.1
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