linux-kernel - RE: [PATCH v2 07/10] cifsd: add oplock/lease cache mechanism

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Date:   Thu, 29 Apr 2021 09:36:44 +0900
From:   "Namjae Jeon" <namjae.jeon@...sung.com>
To:     "'J. Bruce Fields'" <bfields@...ldses.org>
Cc:     <linux-fsdevel@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <smfrench@...il.com>, <senozhatsky@...omium.org>,
        <hyc.lee@...il.com>, <viro@...iv.linux.org.uk>, <hch@....de>,
        <hch@...radead.org>, <ronniesahlberg@...il.com>,
        <aurelien.aptel@...il.com>, <aaptel@...e.com>,
        <sandeen@...deen.net>, <dan.carpenter@...cle.com>,
        <colin.king@...onical.com>, <rdunlap@...radead.org>,
        <willy@...radead.org>,
        "'Sergey Senozhatsky'" <sergey.senozhatsky@...il.com>,
        "'Steve French'" <stfrench@...rosoft.com>
Subject: RE: [PATCH v2 07/10] cifsd: add oplock/lease cache mechanism

> On Thu, Apr 22, 2021 at 09:28:21AM +0900, Namjae Jeon wrote:
> > This adds oplock and lease cache mechanism.
> 
> Are leases and oplocks only enforced against other cifsd clients?
Yes.
> So, a non-cifs user of the filesystem won't break cifsd's leases?
Yes, It may be considered together in the ksmbd/nfsd interop added by
TODO of feature table.

> --b.
>