From: Wim Osterholt <wim@djo.tudelft.nl>
To: Jiri Kosina <jikos@kernel.org>
Cc: viro@ZenIV.linux.org.uk, linux-kernel@vger.kernel.org,
gnomes@lxorguk.ukuu.org.uk, Wim Osterholt <wim@djo.tudelft.nl>
Subject: Re: disfunctional floppy driver in kernels 4.5, 4.6 and 4.7
Date: Wed, 15 Jun 2016 13:42:06 +0200 [thread overview]
Message-ID: <20160615114206.GA9909@djo.tudelft.nl> (raw)
In-Reply-To: <alpine.LNX.2.00.1606150906320.6874@cbobk.fhfr.pm>
On Wed, Jun 15, 2016 at 09:09:13AM +0200, Jiri Kosina wrote:
> > Surprising or not, the thusly compiled kernel ran fine and I could
> > handle floppies like before! (open(/dev/fd0,O_ACCMODE) succeeds.)
>
> Thanks for testing.
>
> Now next question -- what do you actually want to achieve with passing
> O_ACCMODE to open()?
>
> O_ACCMODE should primarily be used as a mask to use when extracting access
> mode bits from fcntl(F_GETFL) call.
It happens in setfdprm from fdutils. What they wanted to achieve with it
I don't know. Setting parameters or some such.
Problem is that fdutils is probably unmaintained for ten years or so.
Regards, Wim.
----- wim@djo.tudelft.nl -----
next prev parent reply other threads:[~2016-06-15 11:42 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-10 23:02 disfunctional floppy driver in kernels 4.5, 4.6 and 4.7 Wim Osterholt
2016-06-11 13:15 ` VFS regression ? " One Thousand Gnomes
2016-06-12 0:23 ` Wim Osterholt
2016-06-13 12:15 ` Jiri Kosina
2016-06-14 18:43 ` Wim Osterholt
2016-06-15 7:09 ` Jiri Kosina
2016-06-15 11:42 ` Wim Osterholt [this message]
2016-06-15 13:20 ` Al Viro
2016-06-15 14:13 ` Jiri Kosina
2016-06-15 22:47 ` Wim Osterholt
2016-06-16 7:53 ` [PATCH] floppy: fix open(O_ACCMODE) for ioctl-only open Jiri Kosina
2016-06-30 11:18 ` [PATCH RESEND] " Jiri Kosina
2016-07-25 18:09 ` Wim Osterholt
2016-07-25 20:48 ` Jens Axboe
2021-01-19 15:53 ` Jiri Kosina
2021-01-21 4:44 ` Denis Efremov
2021-01-21 10:25 ` Jiri Kosina
2021-01-21 13:28 ` [PATCH] floppy: reintroduce O_NDELAY fix kernel test robot
2021-01-21 13:28 ` kernel test robot
2021-01-21 14:44 ` [PATCH RESEND] floppy: fix open(O_ACCMODE) for ioctl-only open Jiri Kosina
2021-01-21 15:02 ` Denis Efremov
2021-01-21 15:05 ` Jiri Kosina
2021-01-22 11:13 ` [PATCH] floppy: reintroduce O_NDELAY fix Jiri Kosina
2021-01-26 8:21 ` Denis Efremov
2021-01-26 9:31 ` Kurt Garloff
2021-01-26 9:59 ` Denis Efremov
2021-02-04 9:24 ` Jiri Kosina
2021-02-04 10:18 ` Denis Efremov
2021-01-21 14:45 ` [PATCH RESEND] floppy: fix open(O_ACCMODE) for ioctl-only open Denis Efremov
2016-06-15 23:07 ` disfunctional floppy driver in kernels 4.5, 4.6 and 4.7 Wim Osterholt
2016-06-15 23:12 ` Jiri Kosina
2016-06-15 23:13 ` Joe Perches
2016-06-14 19:09 ` Al Viro
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