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From: Conor Dooley <conor@kernel.org>
To: Conor Dooley <conor@kernel.org>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Samuel Holland <samuel.holland@sifive.com>
Cc: Conor Dooley <conor.dooley@microchip.com>,
	linmin@eswincomputing.com,
	Pinkesh Vaghela <pinkesh.vaghela@einfochips.com>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cache: sifive_ccache: Optimize cache flushes
Date: Thu, 11 Sep 2025 19:24:06 +0100	[thread overview]
Message-ID: <20250911-moonscape-bulk-cd1312329fa1@spud> (raw)
In-Reply-To: <20250909224131.276800-1-samuel.holland@sifive.com>

From: Conor Dooley <conor.dooley@microchip.com>

On Tue, 09 Sep 2025 15:41:27 -0700, Samuel Holland wrote:
> Fence instructions are required only at the beginning and the end of
> a flush operation, not separately for each cache line being flushed.
> Speed up cache flushes by about 15% by removing the extra fences.
> 
> 

Applied to riscv-cache-for-next, thanks!

[1/1] cache: sifive_ccache: Optimize cache flushes
      https://git.kernel.org/conor/c/941327ca5ddd

Thanks,
Conor.

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      reply	other threads:[~2025-09-11 18:24 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-09 22:41 [PATCH] cache: sifive_ccache: Optimize cache flushes Samuel Holland
2025-09-11 18:24 ` Conor Dooley [this message]

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