[PATCH v2 15/16] srcu: Optimize SRCU-fast-updown for arm64

Will Deacon will at kernel.org
Tue Nov 25 03:40:36 PST 2025


On Mon, Nov 24, 2025 at 11:47:35PM +0100, Frederic Weisbecker wrote:
> Le Mon, Nov 24, 2025 at 09:20:25AM -0800, Paul E. McKenney a écrit :
> > On Mon, Nov 24, 2025 at 01:04:20PM +0000, Will Deacon wrote:
> > > It landed in Linus' tree here:
> > > 
> > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/arch/arm64?id=535fdfc5a228524552ee8810c9175e877e127c27
> > 
> > Again, thank you, and Breno has started backporting it for use in
> > our fleet.
> > 
> > > Please can you drop the SRCU change from -next? It still shows up in
> > > 20251121.
> > 
> > This one?
> > 
> > 11f748499236 ("srcu: Optimize SRCU-fast-updown for arm64")
> > 
> > if so, Frederic, could you please drop this commit?
> 
> Dropped, thanks!
> 
> (And I'm glad to do so given how error-prone it can be).

Thank you, both!

Will



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