Re: [PATCH 02/14] sysfs: In sysfs_lookup protect s_parent with sysfs_mutex

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Eric W. Biederman wrote:
> Tejun Heo <teheo@xxxxxxx> writes:
> 
>> Eric W. Biederman wrote:
>>> It turns out we have been being silly and have failed to
>>> protect ourselves against races between sysfs_lookup
>>> and operations that modify the sysfs directory like sysfs_readdir
>>> and create_dir.
>>>
>>> So this patch modifies sysfs_lookup to grab sysfs_mutex before
>>> walking the parent->s_children list.
>> Updated portion of #01 and #02 are identical to the cleanup patches I
>> just posted.  :-)
> 
> I'm not surprised.  I will have to see what you have done after I have
> slept.

Good night.

-- 
tejun
_______________________________________________
Containers mailing list
Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linux-foundation.org/mailman/listinfo/containers

[Index of Archives]     [Cgroups]     [Netdev]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux