linux-kernel - Re: [f2fs-dev] [PATCH v2 3/5] f2fs: cache NULL when both default

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Message-ID: <900e5d34-f95a-279d-2d1b-bd8333be7f55@kernel.org>
Date:   Sun, 2 Sep 2018 15:55:52 +0800
From:   Chao Yu <chao@...nel.org>
To:     Chengguang Xu <cgxu519@....com>, jack@...e.com, tytso@....edu,
        adilger.kernel@...ger.ca, jaegeuk@...nel.org, yuchao0@...wei.com,
        shaggy@...nel.org, hubcap@...ibond.com, martin@...ibond.com
Cc:     jfs-discussion@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, linux-ext4@...r.kernel.org,
        devel@...ts.orangefs.org
Subject: Re: [f2fs-dev] [PATCH v2 3/5] f2fs: cache NULL when both default_acl
 and acl are NULL

On 2018/8/31 22:33, Chengguang Xu wrote:
> default_acl and acl of newly created inode will be initiated
> as ACL_NOT_CACHED in vfs function inode_init_always() and later
> will be updated by calling xxx_init_acl() in specific filesystems.
> Howerver, when default_acl and acl are NULL then they keep the value
> of ACL_NOT_CACHED, this patch tries to cache NULL for acl/default_acl
> in this case.
> 
> Signed-off-by: Chengguang Xu <cgxu519@....com>

Acked-by: Chao Yu <yuchao0@...wei.com>

Thanks,