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Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes [message #17952 is a reply to message #17934]

Wed, 21 March 2007 16:35

Cedric Le Goater
Messages: 443
Registered: February 2006

Senior Member

Eric W. Biederman wrote:
> "Serge E. Hallyn" <serue@us.ibm.com> writes:
> 
>> So how do you see us enforcing pid1's existance?  Somehow keep it from
>> fully exiting, or just kill all the processes in it's namespace if it
>> exits?

what about a kthread that would be spawned when a task is cloned in an 
unshared pid namespace ? This is an extra cost in term of tasks.

> Killing all other processes in the namespace when pid1 exits is what
> I implemented last time around.

this looks like a sane thing to do.

C.
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[Message index]

		[RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Dave Hansen on Mon, 19 March 2007 22:27
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Dave Hansen on Tue, 20 March 2007 02:30
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Tue, 20 March 2007 04:07
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Tue, 20 March 2007 14:58
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Tue, 20 March 2007 02:04
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Herbert Poetzl on Fri, 23 March 2007 00:57
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Dave Hansen on Tue, 20 March 2007 15:55
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Tue, 20 March 2007 15:51
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Tue, 20 March 2007 16:00
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Tue, 20 March 2007 22:11
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Wed, 21 March 2007 14:41
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Wed, 21 March 2007 16:30
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Cedric Le Goater on Wed, 21 March 2007 16:35
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Cedric Le Goater on Tue, 20 March 2007 17:42
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Herbert Poetzl on Fri, 23 March 2007 01:02
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Mon, 26 March 2007 13:54
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Mon, 26 March 2007 17:24
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Herbert Poetzl on Mon, 26 March 2007 14:36
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Tue, 20 March 2007 22:04
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Wed, 21 March 2007 01:02
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Dave Hansen on Thu, 22 March 2007 17:07
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Thu, 22 March 2007 20:17
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Mon, 26 March 2007 14:13
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Mon, 26 March 2007 17:12
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Wed, 21 March 2007 16:57
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Cedric Le Goater on Wed, 21 March 2007 17:29
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Wed, 21 March 2007 17:42
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Wed, 21 March 2007 20:29
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Cedric Le Goater on Thu, 22 March 2007 10:44
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Thu, 22 March 2007 12:16
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Cedric Le Goater on Thu, 22 March 2007 13:14
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Herbert Poetzl on Fri, 23 March 2007 01:06
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Thu, 22 March 2007 14:16
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Thu, 22 March 2007 14:33
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Dave Hansen on Thu, 22 March 2007 17:21
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Thu, 22 March 2007 17:26
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Thu, 22 March 2007 19:40
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Herbert Poetzl on Fri, 23 March 2007 01:10
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Cedric Le Goater on Thu, 22 March 2007 14:49
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Thu, 22 March 2007 15:10
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: Dave Hansen on Mon, 26 March 2007 17:20
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Mon, 26 March 2007 17:39
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: serue on Mon, 26 March 2007 18:36
		Re: [RFC][PATCH] Do not set /proc inode->pid for non-pid-related inodes By: ebiederm on Mon, 26 March 2007 17:32

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