linux-kernel - Re: [PATCH 5/5] mm/vmalloc: improve allocation failure error messages

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Message-ID: <20210126063908.GE26674@lst.de>
Date:   Tue, 26 Jan 2021 07:39:08 +0100
From:   Christoph Hellwig <hch@....de>
To:     Nicholas Piggin <npiggin@...il.com>
Cc:     linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, Christoph Hellwig <hch@....de>
Subject: Re: [PATCH 5/5] mm/vmalloc: improve allocation failure error
 messages

On Tue, Jan 26, 2021 at 02:54:04PM +1000, Nicholas Piggin wrote:
> There are several reasons why a vmalloc can fail, virtual space
> exhausted, page array allocation failure, page allocation failure,
> and kernel page table allocation failure.
> 
> Add distinct warning messages for the main causes of failure, with
> some added information like page order or allocation size where
> applicable.
> 
> Signed-off-by: Nicholas Piggin <npiggin@...il.com>

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>