linux-kernel - Re: [PATCH 0/3] media: Optimize the code using vmalloc

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Message-ID: <5d9f8a49-1188-40db-9c1b-be0e71ea7d60@kylinos.cn>
Date: Wed, 22 Oct 2025 11:24:55 +0800
From: tanze <tanze@...inos.cn>
To: mchehab@...nel.org, mingo@...nel.org, hverkuil@...nel.org,
 tskd08@...il.com
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] media: Optimize the code using vmalloc_array

Hi, dear maintainer

These patches have had their v2 versions sent because the CI robot 
detected some issues.

https://lore.kernel.org/all/20251022032038.422230-1-tanze@kylinos.cn/


在 2025/10/21 22:31, tanze 写道:
> Change array_size() to vmalloc_array(), Due to vmalloc_array() is optimized better,
> uses fewer instructions, and handles overflow more concisely
> 
> 
> tanze (3):
>    media: dvb-core: Optimize the code using vmalloc_array
>    media: vivid: Optimize the code using vmalloc_array
>    media: pt1: Optimize the code using vmalloc_array
> 
>   drivers/media/dvb-core/dmxdev.c               | 4 ++--
>   drivers/media/dvb-core/dvb_demux.c            | 9 +++++----
>   drivers/media/pci/pt1/pt1.c                   | 2 +-
>   drivers/media/test-drivers/vivid/vivid-core.c | 2 +-
>   4 files changed, 9 insertions(+), 8 deletions(-)
> 

-- 
--
Thanks,
Ze Tan