netdev - Re: [PATCH v2 bpf-next 3/4] bpf: Save memory alloction info in bpf_local

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Message-ID: <be091ffa-aa9d-41ae-adc9-e5679cfddf7e@linux.dev>
Date: Mon, 17 Nov 2025 10:36:21 -0800
From: Martin KaFai Lau <martin.lau@...ux.dev>
To: Amery Hung <ameryhung@...il.com>
Cc: netdev@...r.kernel.org, alexei.starovoitov@...il.com, andrii@...nel.org,
 daniel@...earbox.net, martin.lau@...nel.org, memxor@...il.com,
 kpsingh@...nel.org, yonghong.song@...ux.dev, song@...nel.org,
 kernel-team@...a.com, bpf@...r.kernel.org
Subject: Re: [PATCH v2 bpf-next 3/4] bpf: Save memory alloction info in
 bpf_local_storage

On 11/14/25 12:13 PM, Amery Hung wrote:
> Save the memory allocation method used for bpf_local_storage in the
> struct explicitly so that we don't need to go through the hassle to
> find out the info. When a later patch replaces BPF memory allocator
> with kmalloc_noloc(), bpf_local_storage_free() will no longer need
> smap->storage_ma to return the memory and completely remove the
> dependency on smap in bpf_local_storage_free().

Reviewed-by: Martin KaFai Lau <martin.lau@...nel.org>