linux-kernel - [PATCH 0/2] bitmap: introduce bitmap_weight

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Message-ID: <20250720014146.432316-1-yury.norov@gmail.com>
Date: Sat, 19 Jul 2025 21:41:43 -0400
From: Yury Norov <yury.norov@...il.com>
To: Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Rasmus Villemoes <linux@...musvillemoes.dk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Peter Zijlstra (Intel)" <peterz@...radead.org>,
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
	Fernando Fernandez Mancera <ffmancera@...eup.net>,
	"Xin Li (Intel)" <xin@...or.com>,
	x86@...nel.org,
	linux-kernel@...r.kernel.org
Cc: Yury Norov <yury.norov@...il.com>
Subject: [PATCH 0/2] bitmap: introduce bitmap_weight_from()

From: Yury Norov (NVIDIA) <yury.norov@...il.com>

Introduce bitmap_weight_from() and use it in topo_unit_count()

Yury Norov (2):
  bitmap: introduce bitmap_weight_from()
  x86: topology: simplify topo_unit_count()

 arch/x86/kernel/cpu/topology.c |  9 ++-------
 include/linux/bitmap.h         | 11 +++++++++++
 lib/bitmap.c                   | 28 ++++++++++++++++++++++++++++
 3 files changed, 41 insertions(+), 7 deletions(-)

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2.43.0