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Message-ID: <b0c874db-5d04-d1af-efdd-3f4390c2718f@linux.alibaba.com>
Date:   Fri, 14 Oct 2022 14:31:41 +0800
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Subject: Re: [PATCH V2 1/5] cachefiles: introduce object ondemand state
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To:     Jia Zhu <zhujia.zj@bytedance.com>, dhowells@redhat.com,
        xiang@kernel.org
Cc:     linux-cachefs@redhat.com, linux-erofs@lists.ozlabs.org,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
        yinxin.x@bytedance.com
References: <20221014030745.25748-1-zhujia.zj@bytedance.com>
 <20221014030745.25748-2-zhujia.zj@bytedance.com>
From:   JeffleXu <jefflexu@linux.alibaba.com>
In-Reply-To: <20221014030745.25748-2-zhujia.zj@bytedance.com>
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On 10/14/22 11:07 AM, Jia Zhu wrote:
> Previously, @ondemand_id field was used not only to identify ondemand
> state of the object, but also to represent the index of the xarray.
> This commit introduces @state field to decouple the role of @ondemand_id
> and adds helpers to access it.
> 
> Signed-off-by: Jia Zhu <zhujia.zj@bytedance.com>
> Reviewed-by: Xin Yin <yinxin.x@bytedance.com>
> ---
>  fs/cachefiles/internal.h | 22 ++++++++++++++++++++++
>  fs/cachefiles/ondemand.c | 21 +++++++++------------
>  2 files changed, 31 insertions(+), 12 deletions(-)
> 
> diff --git a/fs/cachefiles/internal.h b/fs/cachefiles/internal.h
> index 2ad58c465208..39895bbd149a 100644
> --- a/fs/cachefiles/internal.h
> +++ b/fs/cachefiles/internal.h
> @@ -17,6 +17,7 @@
>  #include <linux/security.h>
>  #include <linux/xarray.h>
>  #include <linux/cachefiles.h>
> +#include <linux/atomic.h>
     ^
This is not needed any more.

Otherwise LGTM.

Reviewed-by: Jingbo Xu <jefflexu@linux.alibaba.com>


-- 
Thanks,
Jingbo