Re: [PATCH] nfsd: Simplify the allocation of slab caches in nfsd_file_cache_init

From: Chuck Lever
Date: Wed Jan 31 2024 - 10:34:16 EST


On Wed, Jan 31, 2024 at 02:56:53PM +0800, Kunwu Chan wrote:
> Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
> to simplify the creation of SLAB caches.
>
> Signed-off-by: Kunwu Chan <chentao@xxxxxxxxxx>
> ---
> fs/nfsd/filecache.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
> index 8d9f7b07e35b..f3a642fd0eca 100644
> --- a/fs/nfsd/filecache.c
> +++ b/fs/nfsd/filecache.c
> @@ -722,15 +722,13 @@ nfsd_file_cache_init(void)
> return ret;
>
> ret = -ENOMEM;
> - nfsd_file_slab = kmem_cache_create("nfsd_file",
> - sizeof(struct nfsd_file), 0, 0, NULL);
> + nfsd_file_slab = KMEM_CACHE(nfsd_file, 0);
> if (!nfsd_file_slab) {
> pr_err("nfsd: unable to create nfsd_file_slab\n");
> goto out_err;
> }
>
> - nfsd_file_mark_slab = kmem_cache_create("nfsd_file_mark",
> - sizeof(struct nfsd_file_mark), 0, 0, NULL);
> + nfsd_file_mark_slab = KMEM_CACHE(nfsd_file_mark, 0);
> if (!nfsd_file_mark_slab) {
> pr_err("nfsd: unable to create nfsd_file_mark_slab\n");
> goto out_err;
> --
> 2.39.2

Applied to nfsd-next (for v6.9).


--
Chuck Lever