From: Yang Shi <yang@os.amperecomputing.com>
To: cl@gentwo.org, dennis@kernel.org, tj@kernel.org,
urezki@gmail.com, catalin.marinas@arm.com, will@kernel.org,
ryan.roberts@arm.com, david@kernel.org,
akpm@linux-foundation.org, hca@linux.ibm.com, gor@linux.ibm.com,
agordeev@linux.ibm.com
Cc: yang@os.amperecomputing.com, linux-mm@kvack.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 10/11] arm64: kconfig: select HAVE_LOCAL_PER_CPU_MAP
Date: Wed, 29 Apr 2026 10:04:38 -0700 [thread overview]
Message-ID: <20260429170758.3018959-11-yang@os.amperecomputing.com> (raw)
In-Reply-To: <20260429170758.3018959-1-yang@os.amperecomputing.com>
ARM64 supports local percpu map, so select HAVE_LOCAL_PER_CPU_MAP
by default.
Signed-off-by: Yang Shi <yang@os.amperecomputing.com>
---
arch/arm64/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 0e12e531a5b2..1094154c1c45 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1526,6 +1526,7 @@ config NUMA
select OF_NUMA
select HAVE_SETUP_PER_CPU_AREA
select NEED_PER_CPU_PAGE_FIRST_CHUNK
+ select HAVE_LOCAL_PER_CPU_MAP
select USE_PERCPU_NUMA_NODE_ID
help
Enable NUMA (Non-Uniform Memory Access) support.
--
2.47.0
next prev parent reply other threads:[~2026-04-29 17:09 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-29 17:04 [RFC v1 PATCH 0/11] Optimize this_cpu_*() ops for non-x86 (ARM64 for this series) Yang Shi
2026-04-29 17:04 ` [PATCH 01/11] arm64: mm: enable percpu kernel page table Yang Shi
2026-04-29 17:04 ` [PATCH 02/11] arm64: mm: define percpu virtual space area Yang Shi
2026-04-29 17:04 ` [PATCH 03/11] arm64: smp: define setup_per_cpu_areas() Yang Shi
2026-04-29 17:04 ` [PATCH 04/11] mm: percpu: prepare to use dedicated percpu area Yang Shi
2026-04-29 17:04 ` [PATCH 05/11] arm64: mm: map local percpu first chunk Yang Shi
2026-04-29 17:04 ` [PATCH 06/11] mm: percpu: set up first chunk and reserve chunk Yang Shi
2026-04-29 17:04 ` [PATCH 07/11] arm64: mm: introduce __per_cpu_local_off Yang Shi
2026-04-29 17:04 ` [PATCH 08/11] vmalloc: pass in pgd pointer for vmap{__vunmap}_range_noflush() Yang Shi
2026-04-29 17:04 ` [PATCH 09/11] mm: percpu: allocate and free local percpu vm area Yang Shi
2026-04-29 17:04 ` Yang Shi [this message]
2026-04-29 17:04 ` [PATCH 11/11] arm64: percpu: use local percpu for this_cpu_*() APIs Yang Shi
2026-04-30 19:02 ` [RFC v1 PATCH 0/11] Optimize this_cpu_*() ops for non-x86 (ARM64 for this series) Yang Shi
2026-05-12 9:02 ` David Hildenbrand (Arm)
2026-05-14 0:00 ` Yang Shi
2026-05-15 16:28 ` Heiko Carstens
2026-05-15 18:35 ` Yang Shi
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