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Date: Wed, 9 Nov 2022 10:00:19 -0800
From: Eric Biggers <ebiggers@...nel.org>
To: JunChao Sun <sunjunchao2870@...il.com>
Cc: linux-ext4@...r.kernel.org, tytso@....edu,
adilger.kernel@...ger.ca, jack@...e.cz
Subject: Re: [PATCH] ext4: replace kmem_cache_create with KMEM_CACHE
On Wed, Nov 09, 2022 at 07:38:22AM -0800, JunChao Sun wrote:
> diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c
> index 3d21eae267fc..773176e7f9f5 100644
> --- a/fs/ext4/readpage.c
> +++ b/fs/ext4/readpage.c
> @@ -410,9 +410,8 @@ int ext4_mpage_readpages(struct inode *inode,
>
> int __init ext4_init_post_read_processing(void)
> {
> - bio_post_read_ctx_cache =
> - kmem_cache_create("ext4_bio_post_read_ctx",
> - sizeof(struct bio_post_read_ctx), 0, 0, NULL);
> + bio_post_read_ctx_cache = KMEM_CACHE(bio_post_read_ctx, SLAB_RECLAIM_ACCOUNT);
> +
Why use SLAB_RECLAIM_ACCOUNT here?
- Eric
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