From: Amir Goldstein <amir73il@gmail.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: kbuild@lists.01.org,
Gabriel Krisman Bertazi <krisman@collabora.com>,
kbuild test robot <lkp@intel.com>,
kbuild-all@lists.01.org, "Darrick J. Wong" <djwong@kernel.org>,
Theodore Tso <tytso@mit.edu>, Dave Chinner <david@fromorbit.com>,
Jan Kara <jack@suse.com>, David Howells <dhowells@redhat.com>,
Khazhismel Kumykov <khazhy@google.com>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
Ext4 <linux-ext4@vger.kernel.org>,
kernel@collabora.com
Subject: Re: [PATCH v3 07/15] fsnotify: pass arguments of fsnotify() in struct fsnotify_event_info
Date: Wed, 30 Jun 2021 12:34:17 +0300 [thread overview]
Message-ID: <CAOQ4uxgc8dDtJ1f0YSk0fDmdnuU3-kp8cONfuZ5P+7fzvBtZzA@mail.gmail.com> (raw)
In-Reply-To: <CAOQ4uxiCYBL2-FVMbn2RWcQnueueVoAd5sBtte+twLoU9eyFgA@mail.gmail.com>
On Wed, Jun 30, 2021 at 12:32 PM Amir Goldstein <amir73il@gmail.com> wrote:
>
> On Wed, Jun 30, 2021 at 11:46 AM Dan Carpenter <dan.carpenter@oracle.com> wrote:
> >
> > On Wed, Jun 30, 2021 at 11:35:32AM +0300, Amir Goldstein wrote:
> > >
> > > Do you have feeling of dejavu? ;-)
> > > https://lore.kernel.org/linux-fsdevel/20200730192537.GB13525@quack2.suse.cz/
> >
> > That was a year ago. I have trouble remembering emails I sent
> > yesterday.
> >
> > >
> > > We've been through this.
> > > Maybe you silenced the smach warning on fsnotify() and the rename to
> > > __fsnotifty()
> > > caused this warning to refloat?
> >
> > Yes. Renaming the function will make it show up as a new warning. Also
> > this is an email from the kbuild-bot and last years email was from me,
> > so it's a different tool and a different record of sent messages.
> >
> > (IMO, you should really just remove the bogus NULL checks because
> > everyone looking at the warning will think the code is buggy).
> >
>
> I think the warning is really incorrect.
> Why does it presume that event_info->dir is non-NULL?
> Did smach check all the callers to fsnotify() or something?
> What about future callers that will pass NULL, just like this one:
>
> https://lore.kernel.org/linux-fsdevel/20210629191035.681913-12-krisman@collabora.com/
>
FWIW, the caller of this new helper passes NULL as inode:
https://lore.kernel.org/linux-fsdevel/20210629191035.681913-14-krisman@collabora.com/
Thanks,
Amir.
next prev parent reply other threads:[~2021-06-30 9:34 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-29 19:10 [PATCH v3 00/15] File system wide monitoring Gabriel Krisman Bertazi
2021-06-29 19:10 ` [PATCH v3 01/15] fsnotify: Don't insert unmergeable events in hashtable Gabriel Krisman Bertazi
2021-06-30 3:12 ` Amir Goldstein
2021-07-07 19:21 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 02/15] fanotify: Fold event size calculation to its own function Gabriel Krisman Bertazi
2021-07-07 19:22 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 03/15] fanotify: Split fsid check from other fid mode checks Gabriel Krisman Bertazi
2021-06-30 3:14 ` Amir Goldstein
2021-07-07 19:24 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 04/15] fanotify: Split superblock marks out to a new cache Gabriel Krisman Bertazi
2021-06-30 3:17 ` Amir Goldstein
2021-07-07 20:13 ` Jan Kara
2021-07-08 6:16 ` Amir Goldstein
2021-06-29 19:10 ` [PATCH v3 05/15] inotify: Don't force FS_IN_IGNORED Gabriel Krisman Bertazi
2021-07-07 19:37 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 06/15] fsnotify: Add helper to detect overflow_event Gabriel Krisman Bertazi
2021-07-07 20:14 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 07/15] fsnotify: pass arguments of fsnotify() in struct fsnotify_event_info Gabriel Krisman Bertazi
2021-06-29 20:39 ` kernel test robot
2021-06-30 0:10 ` kernel test robot
2021-06-30 3:29 ` Amir Goldstein
2021-06-30 8:11 ` Dan Carpenter
2021-06-30 8:35 ` Amir Goldstein
2021-06-30 8:45 ` Dan Carpenter
2021-06-30 9:32 ` Amir Goldstein
2021-06-30 9:34 ` Amir Goldstein [this message]
2021-06-30 10:49 ` Dan Carpenter
2021-06-30 12:51 ` Amir Goldstein
2021-07-08 10:43 ` Jan Kara
2021-07-08 11:09 ` Amir Goldstein
2021-07-08 11:37 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 08/15] fsnotify: Support passing argument to insert callback on add_event Gabriel Krisman Bertazi
2021-06-30 3:40 ` Amir Goldstein
2021-07-08 10:48 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 09/15] fsnotify: Always run the merge hook Gabriel Krisman Bertazi
2021-06-30 3:42 ` Amir Goldstein
2021-06-29 19:10 ` [PATCH v3 10/15] fsnotify: Support FS_ERROR event type Gabriel Krisman Bertazi
2021-07-08 10:53 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 11/15] fsnotify: Introduce helpers to send error_events Gabriel Krisman Bertazi
2021-06-30 3:44 ` Amir Goldstein
2021-07-08 11:02 ` Jan Kara
2021-06-29 19:10 ` [PATCH v3 12/15] fanotify: Introduce FAN_FS_ERROR event Gabriel Krisman Bertazi
2021-06-30 10:26 ` Amir Goldstein
2021-06-30 17:43 ` Gabriel Krisman Bertazi
2021-07-01 6:37 ` Amir Goldstein
2021-06-30 14:03 ` Amir Goldstein
2021-06-29 19:10 ` [PATCH v3 13/15] ext4: Send notifications on error Gabriel Krisman Bertazi
2021-06-29 19:10 ` [PATCH v3 14/15] samples: Add fs error monitoring example Gabriel Krisman Bertazi
2021-06-30 2:42 ` kernel test robot
2021-07-19 14:36 ` Gabriel Krisman Bertazi
2021-07-20 19:49 ` Dan Carpenter
2021-07-22 12:54 ` Chen, Rong A
2021-07-22 16:15 ` Gabriel Krisman Bertazi
2021-07-23 1:35 ` Chen, Rong A
2021-06-30 3:46 ` kernel test robot
2021-06-30 3:58 ` Amir Goldstein
2021-06-29 19:10 ` [PATCH v3 15/15] docs: Document the FAN_FS_ERROR event Gabriel Krisman Bertazi
2021-06-30 4:18 ` Amir Goldstein
2021-06-30 5:10 ` [PATCH v3 00/15] File system wide monitoring Amir Goldstein
2021-07-08 11:32 ` Jan Kara
2021-07-08 12:25 ` Amir Goldstein
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