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From: Peter Zijlstra <peterz@infradead.org>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: juri.lelli@redhat.com, peterz@infradead.org,
	dave.hansen@linux.intel.com, bsegall@google.com, hpa@zytor.com,
	agordeev@linux.ibm.com, linux-s390@vger.kernel.org,
	vschneid@redhat.com, vincent.guittot@linaro.org, x86@kernel.org,
	mingo@redhat.com, mgorman@suse.de, borntraeger@linux.ibm.com,
	gor@linux.ibm.com, hca@linux.ibm.com, npiggin@gmail.com,
	bp@alien8.de, rostedt@goodmis.org, tglx@linutronix.de,
	dietmar.eggemann@arm.com, linuxppc-dev@lists.ozlabs.org,
	linux-kernel@vger.kernel.org, svens@linux.ibm.com,
	bristot@redhat.com
Subject: [RFC][PATCH] sched: Rename DIE domain
Date: Wed, 12 Jul 2023 16:10:56 +0200	[thread overview]
Message-ID: <20230712141056.GI3100107@hirez.programming.kicks-ass.net> (raw)

Hi

Thomas just tripped over the x86 topology setup creating a 'DIE' domain
for the package mask :-)

Since these names are SCHED_DEBUG only, rename them.
I don't think anybody *should* be relying on this, but who knows.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
---
 arch/powerpc/kernel/smp.c   | 2 +-
 arch/s390/kernel/topology.c | 2 +-
 arch/x86/kernel/smpboot.c   | 2 +-
 kernel/sched/topology.c     | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index fbbb695bae3d..5ed6b9fe5094 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -1050,7 +1050,7 @@ static struct sched_domain_topology_level powerpc_topology[] = {
 #endif
 	{ shared_cache_mask, powerpc_shared_cache_flags, SD_INIT_NAME(CACHE) },
 	{ cpu_mc_mask, SD_INIT_NAME(MC) },
-	{ cpu_cpu_mask, SD_INIT_NAME(DIE) },
+	{ cpu_cpu_mask, SD_INIT_NAME(PKG) },
 	{ NULL, },
 };
 
diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index 68adf1de8888..c803f5e6ab46 100644
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -522,7 +522,7 @@ static struct sched_domain_topology_level s390_topology[] = {
 	{ cpu_coregroup_mask, cpu_core_flags, SD_INIT_NAME(MC) },
 	{ cpu_book_mask, SD_INIT_NAME(BOOK) },
 	{ cpu_drawer_mask, SD_INIT_NAME(DRAWER) },
-	{ cpu_cpu_mask, SD_INIT_NAME(DIE) },
+	{ cpu_cpu_mask, SD_INIT_NAME(PKG) },
 	{ NULL, },
 };
 
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index e1aa2cd7734b..09cc9d0aa358 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -653,7 +653,7 @@ static void __init build_sched_topology(void)
 	 */
 	if (!x86_has_numa_in_package) {
 		x86_topology[i++] = (struct sched_domain_topology_level){
-			cpu_cpu_mask, SD_INIT_NAME(DIE)
+			cpu_cpu_mask, SD_INIT_NAME(PKG)
 		};
 	}
 
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index d3a3b2646ec4..e9d9cf776b7a 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -1670,7 +1670,7 @@ static struct sched_domain_topology_level default_topology[] = {
 #ifdef CONFIG_SCHED_MC
 	{ cpu_coregroup_mask, cpu_core_flags, SD_INIT_NAME(MC) },
 #endif
-	{ cpu_cpu_mask, SD_INIT_NAME(DIE) },
+	{ cpu_cpu_mask, SD_INIT_NAME(PKG) },
 	{ NULL, },
 };
 


             reply	other threads:[~2023-07-12 14:12 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-12 14:10 Peter Zijlstra [this message]
2023-07-12 15:02 ` [RFC][PATCH] sched: Rename DIE domain Valentin Schneider
2023-07-12 15:08   ` Peter Zijlstra
2023-07-14  9:28   ` Mel Gorman
2023-07-14 14:25   ` Shrikanth Hegde
2023-07-14 14:04 ` Heiko Carstens
2023-07-17  5:42 ` Gautham R. Shenoy
2023-07-17 13:51 ` Vincent Guittot
2023-07-17 14:19   ` Peter Zijlstra

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