From: ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org (Eric W. Biederman)
To: "H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
Cc: Greg Kroah-Hartman
<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
Kay Sievers <kay.sievers-tD+1rO4QERM@public.gmane.org>,
Dave Hansen <haveblue-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Al Viro <viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org>,
Andy Whitcroft <apw-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>,
sukadev-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org,
Linus Torvalds
<torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Alan Cox <alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
Subject: Re: [PATCH 0/4] devpts: fix devpts mount behavior
Date: Sun, 23 Sep 2012 10:42:32 -0700 [thread overview]
Message-ID: <87txuo3abb.fsf@xmission.com> (raw)
In-Reply-To: <505F3D48.7080103-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org> (H. Peter Anvin's message of "Sun, 23 Sep 2012 09:48:08 -0700")
"H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org> writes:
> On 09/22/2012 08:47 PM, Eric W. Biederman wrote:
>> Making /dev/ptmx a symlink sounds simple, but in practice no one could
>> actually figure out how to make it happen.
>
> This feels particularly ridiculous since udev now requires devtmpfs
> (as in it will no longer work without it), which means this is all
> done in the kernel, so we should just be able to fix this in the
> kernel.
Some versions of udev require devtmpfs. At best we could have something
conditional in the kernel that does this.
> Greg, Kay, any idea how to make ptmx show up in devtmpfs as a symlink
> to pts/pmtx instead of as a device node?
The conversation stalled in January with that very question.
What I am proposing doesn't conflict with any effort like that.
Eric
next prev parent reply other threads:[~2012-09-23 17:42 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-24 0:05 [RFC] fix devpts mount behavior Serge Hallyn
2012-01-24 0:13 ` Linus Torvalds
[not found] ` <CA+55aFz9ofF+Ey8VCDS8UEf2XSw36kj2RhkHfFScuzLXMeNrkA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-01-24 0:25 ` Serge Hallyn
2012-01-24 0:41 ` Linus Torvalds
[not found] ` <CA+55aFzwOU137V6wtyBjessx05NJo2G4KV0rvTKWvC79A+o9iQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-01-24 1:07 ` Al Viro
[not found] ` <20120124010758.GJ23916-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2012-01-24 18:21 ` Serge E. Hallyn
[not found] ` <20120124182116.GA11715-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org>
2012-01-24 20:16 ` Sukadev Bhattiprolu
[not found] ` <20120124201600.GB20039@us.ibm.com>
[not found] ` <20120124201600.GB20039-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2012-01-24 20:53 ` Serge E. Hallyn
2012-01-24 20:24 ` Eric W. Biederman
[not found] ` <m1k44gj1cu.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2012-01-24 22:02 ` Serge E. Hallyn
[not found] ` <20120124220247.GA26353-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org>
2012-01-24 22:54 ` Kay Sievers
[not found] ` <CAPXgP13_gczQmG_USAp0p2AuTfxkzAvzHvjbZY_rbbLH-4rDyg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-01-24 23:16 ` Serge Hallyn
2012-01-24 23:25 ` Sukadev Bhattiprolu
[not found] ` <20120124232502.GA22218-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2012-01-24 23:29 ` Serge E. Hallyn
2012-01-24 23:27 ` Kay Sievers
[not found] ` <CAPXgP12REAwmDORzdGJhsxZKU8nhiauCxoVdKa8Eifw4MWWtgA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-01-28 19:51 ` Serge Hallyn
2012-01-28 20:52 ` Eric W. Biederman
[not found] ` <m139azpn2n.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2012-01-28 21:32 ` Kay Sievers
2012-09-23 3:47 ` [PATCH 0/4] devpts: " Eric W. Biederman
[not found] ` <87txup763i.fsf_-_-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
2012-09-23 3:48 ` [PATCH 1/4] devpts: Remove CONFIG_DEVPTS_MULTIPLE_INSTANCES Eric W. Biederman
2012-09-23 3:49 ` [PATCH 2/4] devpts: Set the default permissions of /dev/pts/ptmx and /dev/ptmx to 0666 Eric W. Biederman
2012-09-23 3:50 ` [PATCH 3/4] devpts: Make the newinstance option historical Eric W. Biederman
[not found] ` <87d31d75yj.fsf_-_-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
2012-09-23 4:19 ` Al Viro
[not found] ` <20120923041906.GM13973@ZenIV.linux.org.uk>
[not found] ` <20120923041906.GM13973-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2012-09-23 4:46 ` Al Viro
2012-09-23 5:59 ` Eric W. Biederman
[not found] ` <87bogx5lg7.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
2012-09-23 6:30 ` Al Viro
[not found] ` <20120923063038.GO13973-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2012-09-23 6:34 ` Al Viro
[not found] ` <20120923063445.GA26640-3bDd1+5oDREiFSDQTTA3OLVCufUGDwFn@public.gmane.org>
2012-09-23 7:00 ` Eric W. Biederman
2012-09-23 3:51 ` [PATCH 4/4] devpts: Update the documentation Eric W. Biederman
2012-09-23 16:48 ` [PATCH 0/4] devpts: fix devpts mount behavior H. Peter Anvin
[not found] ` <505F3D48.7080103-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2012-09-23 17:42 ` Eric W. Biederman [this message]
[not found] ` <87txuo3abb.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>
2012-09-23 17:44 ` H. Peter Anvin
2012-01-24 23:35 ` [RFC] " Eric W. Biederman
2012-01-24 20:55 ` Sukadev Bhattiprolu
[not found] ` <20120124205502.GC20039-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2012-01-24 21:19 ` Nick Bowler
2012-01-24 0:26 ` Al Viro
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