linux-kernel - Re: [PATCH 13/21] binder: relocate low space calculation

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Message-ID: <ZWmHT4CfFdadT1bB@google.com>
Date:   Fri, 1 Dec 2023 07:12:15 +0000
From:   Carlos Llamas <cmllamas@...gle.com>
To:     Alice Ryhl <aliceryhl@...gle.com>
Cc:     Arve Hjønnevåg <arve@...roid.com>,
        Christian Brauner <brauner@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        kernel-team@...roid.com, linux-kernel@...r.kernel.org,
        Martijn Coenen <maco@...roid.com>,
        Suren Baghdasaryan <surenb@...gle.com>,
        Todd Kjos <tkjos@...roid.com>
Subject: Re: [PATCH 13/21] binder: relocate low space calculation

On Tue, Nov 07, 2023 at 09:08:26AM +0000, Alice Ryhl wrote:
> Carlos Llamas <cmllamas@...gle.com> writes:
> > Move the low async space calculation to debug_low_async_space_locked().
> > This logic not only fits better here but also offloads some of the many
> > tasks currently done in binder_alloc_new_buf_locked().
> > 
> > No functional change in this patch.
> > 
> > Signed-off-by: Carlos Llamas <cmllamas@...gle.com>
> 
> One suggestion below, but I'm fine either way.
> 
> Reviewed-by: Alice Ryhl <aliceryhl@...gle.com>
> 
> 
> Carlos Llamas <cmllamas@...gle.com> writes:
> > +		if (debug_low_async_space_locked(alloc))
> > +			buffer->oneway_spam_suspect = true;
> 
> You could avoid a branch here like this:
> 

Sure, sounds good to me.

--
Carlos Llamas