linux-kernel - Re: [PATCH v2] rust: alloc: Add realloc and alloc

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Date:   Mon, 26 Jun 2023 00:34:17 -0300
From:   Martin Rodriguez Reboredo <yakoyoku@...il.com>
To:     Boqun Feng <boqun.feng@...il.com>, rust-for-linux@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Miguel Ojeda <ojeda@...nel.org>,
        Alex Gaynor <alex.gaynor@...il.com>,
        Wedson Almeida Filho <wedsonaf@...il.com>,
        Gary Guo <gary@...yguo.net>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        Benno Lossin <benno.lossin@...ton.me>
Subject: Re: [PATCH v2] rust: alloc: Add realloc and alloc_zeroed to the
 GlobalAlloc impl

On 6/25/23 20:25, Boqun Feng wrote:
> While there are default impls for these methods, using the respective C
> api's is faster. Currently neither the existing nor these new
> GlobalAlloc method implementations are actually called. Instead the
> __rust_* function defined below the GlobalAlloc impl are used. With
> rustc 1.71 these functions will be gone and all allocation calls will go
> through the GlobalAlloc implementation.
> 
> Link: https://github.com/Rust-for-Linux/linux/issues/68
> Signed-off-by: Björn Roy Baron <bjorn3_gh@...tonmail.com>
> [boqun: add size adjustment for alignment requirement]

I think that this should go above Link and Signed-off-bys, although I'm
not sure if maintainers do it when is merged.

> Signed-off-by: Boqun Feng <boqun.feng@...il.com>
> ---
> Miguel, I fold my diff into Björn's original patch and make a v2, it
> relies on the other patch:
> 
> 	https://lore.kernel.org/rust-for-linux/6e61f06f-2411-0bcb-926b-0a6927096f20@gmail.com/
> 
> So this v2 (if all goes well) is targeted for v6.6, JFYI.
> 
> v1 -> v2:
> 
> *	Add size adjustment for align requirement.
> 
> [...]

Newbie question, aren't tabs in the commit message verboten?

Aside from those two nits everything else LGTM.

Reviewed-by: Martin Rodriguez Reboredo <yakoyoku@...il.com>