linux-kernel - Re: [PATCH] drivers: perf: use bitmap

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Message-ID: <176764558097.1441586.5364156428350110916.b4-ty@kernel.org>
Date: Mon,  5 Jan 2026 22:58:30 +0000
From: Will Deacon <will@...nel.org>
To: Atish Patra <atish.patra@...ux.dev>,
	Anup Patel <anup@...infault.org>,
	Mark Rutland <mark.rutland@....com>,
	Paul Walmsley <pjw@...nel.org>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Alexandre Ghiti <alex@...ti.fr>,
	Ji Sheng Teoh <jisheng.teoh@...rfivetech.com>,
	linux-riscv@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Yury Norov (NVIDIA)" <yury.norov@...il.com>
Cc: catalin.marinas@....com,
	kernel-team@...roid.com,
	Will Deacon <will@...nel.org>
Subject: Re: [PATCH] drivers: perf: use bitmap_empty() where appropriate

On Mon, 15 Dec 2025 20:20:03 -0500, Yury Norov (NVIDIA) wrote:
> bitmap_empty() is more verbose and efficient, as it stops traversing
> bitmaps as soon as the 1st set bit found.
> 
> Switch perf code to using bitmap_empty() where appropriate, and
> correspondingly use boolean types.
> 
> 
> [...]

Applied to will (for-next/perf), thanks!

[1/1] drivers: perf: use bitmap_empty() where appropriate
      https://git.kernel.org/will/c/0c7c64146f70

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev