Re: [Devel] [patch00/05]: Containers(V2)- Introduction

[Cedric Le Goater]

Rohit Seth wrote:
> 
> This is based on lot of discussions over last month or so.  I hope this
> patch set is something that we can agree and more support can be added
> on top of this.  Please provide feedback and add other extensions that
> are useful in the TODO list.

thanks rohit for this patchset. 

I applied it on rc7-mm1, compiles smoothly and boots. Here's a edge 
issue, I got this oops while rmdir a container with running tasks. 

C.
 

BUG: unable to handle kernel paging request at virtual address 00100100
 printing eip:
c01470ea
*pde = 00000000
Oops: 0000 [#1]
last sysfs file: /block/hda/range
Modules linked in:
CPU:    0
EIP:    0060:[<c01470ea>]    Not tainted VLI
EFLAGS: 00000282   (2.6.18-rc7-mm1-lxc2 #8)
EIP is at container_remove_tasks+0x21/0x3c
eax: 00000007   ebx: 000ffbb0   ecx: c13e4330   edx: 00000196
esi: c13e42f4   edi: 00000000   ebp: c6e39eb8   esp: c6e39eb0
ds: 007b   es: 007b   ss: 0068
Process rmdir (pid: 9081, ti=c6e38000 task=c7223710 task.ti=c6e38000)
Stack: c13e42f4 00000000 c6e39ec8 c0147206 c13e42c0 c0307e44 c6e39ed4 c012e060
       c13e42c0 c6e39eec c017c0ac 00000000 c13e42d8 c017c0cb c13e42c0 c6e39ef4
       c017c0d6 c6e39f04 c01f441e c0307de0 c0307de0 c6e39f0c c017c068 c6e39f30
Call Trace:
 [<c0147206>] free_container+0x18/0x95
 [<c012e060>] simple_containerfs_release+0x15/0x21
 [<c017c0ac>] config_item_cleanup+0x42/0x61
 [<c017c0d6>] config_item_release+0xb/0xd
 [<c01f441e>] kref_put+0x66/0x74
 [<c017c068>] config_item_put+0x14/0x16
 [<c017b760>] configfs_rmdir+0x16d/0x1b5
 [<c014ff07>] vfs_rmdir+0x54/0x96
 [<c015180c>] do_rmdir+0x8f/0xcc
 [<c0151888>] sys_rmdir+0x10/0x12
 [<c01027dc>] syscall_call+0x7/0xb
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