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Date: Wed, 11 Feb 2026 09:57:10 +0100
Message-Id: <DGC0AJ9L0ZP1.20IV8O6FT1PTD@kernel.org>
Cc: "Alice Ryhl" <aliceryhl@google.com>, <rust-for-linux@vger.kernel.org>,
 <linux-kernel@vger.kernel.org>
To: "Shivam Kalra" <shivamkalra98@zohomail.in>
From: "Danilo Krummrich" <dakr@kernel.org>
Subject: Re: [PATCH v3 0/4] rust: alloc: add Vec shrinking methods
References: <20260207-binder-shrink-vec-v3-v3-0-8ff388563427@cock.li>
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In-Reply-To: <af90cbe5-dcfa-46da-83b3-e903134c7f93@zohomail.in>

On Wed Feb 11, 2026 at 9:41 AM CET, Shivam Kalra wrote:
> Thanks Alice. I'll go with the standalone helper function approach
> with separate impl blocks for Vec<T, Vmalloc> and Vec<T, KVmalloc>.

If it's only needed for KVmalloc, which apparently is the case, let's just =
add
it for KVVec only.

Also, please make sure to add a TODO comment mentioning why this workaround
exists and what it should be replaced with, i.e. a generic shrink_to() that
calls into A::realloc().