[tip: sched/core] x86/sched: Remove SD_ASYM_PACKING from the SMT domain flags

From: tip-bot2 for Ricardo Neri
Date: Wed May 10 2023 - 09:49:56 EST


The following commit has been merged into the sched/core branch of tip:

Commit-ID: 995998ebdebd09b85c28cc46068d8a0744113837
Gitweb: https://git.kernel.org/tip/995998ebdebd09b85c28cc46068d8a0744113837
Author: Ricardo Neri <ricardo.neri-calderon@xxxxxxxxxxxxxxx>
AuthorDate: Thu, 06 Apr 2023 13:31:46 -07:00
Committer: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Mon, 08 May 2023 10:58:37 +02:00

x86/sched: Remove SD_ASYM_PACKING from the SMT domain flags

There is no difference between any of the SMT siblings of a physical core.
Do not do asym_packing load balancing at this level.

Signed-off-by: Ricardo Neri <ricardo.neri-calderon@xxxxxxxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Tested-by: Zhang Rui <rui.zhang@xxxxxxxxx>
Link: https://lore.kernel.org/r/20230406203148.19182-11-ricardo.neri-calderon@xxxxxxxxxxxxxxx
---
arch/x86/kernel/smpboot.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 352f0ce..a335abd 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -552,7 +552,7 @@ static int x86_core_flags(void)
#ifdef CONFIG_SCHED_SMT
static int x86_smt_flags(void)
{
- return cpu_smt_flags() | x86_sched_itmt_flags();
+ return cpu_smt_flags();
}
#endif
#ifdef CONFIG_SCHED_CLUSTER