linux-kernel - Re: [PATCH v6] mm/memblock: Add memblock_alloc_or

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Message-ID: <CAOm6qnk0KYJXuCLU=7Y10wjMjWnUQ+n_RDsJZv5rAqBmq9bkug@mail.gmail.com>
Date: Sun, 22 Dec 2024 14:07:09 +0800
From: Weikang Guo <guoweikang.kernel@...il.com>
To: Xi Ruoyao <xry111@...111.site>
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Subject: Re: [PATCH v6] mm/memblock: Add memblock_alloc_or_panic interface

Xi Ruoyao <xry111@...111.site> wrote on Sunday, 22 December 2024 13:51:
>
> On Sun, 2024-12-22 at 13:43 +0800, Guo Weikang wrote:
> > Before SLUB initialization, various subsystems used memblock_alloc to
> > allocate memory. In most cases, when memory allocation fails, an immediate
> > panic is required. To simplify this behavior and reduce repetitive checks,
> > introduce `memblock_alloc_or_panic`. This function ensures that memory
> > allocation failures result in a panic automatically, improving code
> > readability and consistency across subsystems that require this behavior.
> >
> > Signed-off-by: Guo Weikang <guoweikang.kernel@...il.com>
> > ---
>
>
> Please try to avoid bumping the patch revision number so quickly.
>
you are right,  I'll pay more attention to this in the future.
> And if you must do it, you should embed a ChangeLog of your patch (below
> this "---" line) so people can know what has been changed.
>
The update was indeed due to my problem. CI prompted me that there
were some compilation warnings that needed to be dealt with, so this
update was to fix the CI warnings. Refer to this:
- https://lore.kernel.org/oe-kbuild-all/202412221259.JuGNAUCq-lkp@intel.com/

> --
> Xi Ruoyao <xry111@...111.site>
> School of Aerospace Science and Technology, Xidian University