From: Matthew Wilcox <willy@infradead.org>
To: stsp <stsp2@yandex.ru>
Cc: Jeff Layton <jlayton@kernel.org>,
linux-kernel@vger.kernel.org,
Chuck Lever <chuck.lever@oracle.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Christian Brauner <brauner@kernel.org>,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 2/3] fd/locks: allow get the lock owner by F_OFD_GETLK
Date: Tue, 20 Jun 2023 14:46:02 +0100 [thread overview]
Message-ID: <ZJGtmrej8LraEsjj@casper.infradead.org> (raw)
In-Reply-To: <ddb48e05-ab26-ae5d-86d5-01e47f0f0cd2@yandex.ru>
On Tue, Jun 20, 2023 at 06:39:07PM +0500, stsp wrote:
> Though it will, for sure, represent the
> task that _owns_ the lock.
No, it *DOESN'T*. I can open a file, SCM_RIGHTS pass it to another task
and then exit. Now the only owner of that lock is the recipient ...
who may not even have received the fd yet.
next prev parent reply other threads:[~2023-06-20 13:46 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-20 9:55 [PATCH 0/3] RFC: F_OFD_GETLK should provide more info Stas Sergeev
2023-06-20 9:55 ` [PATCH 1/3] fs/locks: F_UNLCK extension for F_OFD_GETLK Stas Sergeev
2023-06-20 10:46 ` Jeff Layton
2023-06-20 11:00 ` stsp
2023-06-20 11:15 ` Jeff Layton
2023-06-21 15:24 ` stsp
2023-06-20 9:55 ` [PATCH 2/3] fd/locks: allow get the lock owner by F_OFD_GETLK Stas Sergeev
2023-06-20 10:51 ` Jeff Layton
2023-06-20 10:57 ` stsp
2023-06-20 11:12 ` Jeff Layton
2023-06-20 11:45 ` stsp
2023-06-20 12:02 ` Jeff Layton
2023-06-20 12:34 ` stsp
2023-06-20 13:19 ` Jeff Layton
2023-06-20 13:39 ` stsp
2023-06-20 13:46 ` Matthew Wilcox [this message]
2023-06-20 13:47 ` stsp
2023-06-20 14:36 ` Matthew Wilcox
2023-06-20 15:45 ` stsp
2023-06-20 17:05 ` Matthew Wilcox
2023-06-21 2:54 ` stsp
2023-06-23 13:10 ` David Laight
2023-06-20 13:58 ` Jeff Layton
2023-06-21 6:57 ` stsp
2023-06-21 10:35 ` Jeff Layton
2023-06-21 10:42 ` stsp
2023-06-21 11:05 ` Jeff Layton
2023-06-21 11:22 ` stsp
2023-06-21 11:26 ` stsp
2023-06-23 15:25 ` Christian Brauner
2023-06-23 17:18 ` stsp
2023-06-27 16:00 ` Jeff Layton
2023-06-27 16:20 ` stsp
2023-06-20 9:55 ` [PATCH 3/3] selftests: add OFD lock tests Stas Sergeev
2023-06-20 11:06 ` Jeff Layton
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