linux-ext4 - Re: [PATCH v8 02/19] fsnotify: opt-in for permission events at file open time

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Message-ID: <20241121-satirisch-siehst-5cdabde2ff67@brauner>
Date: Thu, 21 Nov 2024 11:09:10 +0100
From: Christian Brauner <brauner@...nel.org>
To: Jan Kara <jack@...e.cz>
Cc: Amir Goldstein <amir73il@...il.com>, 
	Josef Bacik <josef@...icpanda.com>, kernel-team@...com, linux-fsdevel@...r.kernel.org, 
	torvalds@...ux-foundation.org, viro@...iv.linux.org.uk, linux-xfs@...r.kernel.org, 
	linux-btrfs@...r.kernel.org, linux-mm@...ck.org, linux-ext4@...r.kernel.org
Subject: Re: [PATCH v8 02/19] fsnotify: opt-in for permission events at file
 open time

> It is not that I object to "two bit constants". FMODE_FSNOTIFY_MASK is a
> two-bit constant and a good one. But the name clearly suggests it is not a
> single bit constant. When you have all FMODE_FOO and FMODE_BAR things
> single bit except for FMODE_BAZ which is multi-bit, then this is IMHO a
> recipe for problems and I rather prefer explicitely spelling the
> combination out as FMODE_NONOTIFY | FMODE_NONOTIFY_PERM in the few places
> that need this instead of hiding it behind some other name.

Very much agreed!