Messages in this thread | | | Date | Mon, 1 Oct 2007 21:02:47 +0530 | From | Srivatsa Vaddagiri <> | Subject | Re: [RFC/PATCH] Add sysfs control to modify a user's cpu share |
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On Mon, Oct 01, 2007 at 04:44:02PM +0200, Ingo Molnar wrote: > but there seems to be a bug in it, i get this: > > kobject_add failed for 500 with -EEXIST, don't try to register things with the same name in the same directory.
Looks like a remove_dir/create_dir race ..
free_user() alloc_uid()
uid_hash_remove(up);
uid_hash_insert(new, hashent);
schedule_work() user_kobject_create(); kobject_add(); -> Boom!
remove_user_sysfs_dir();
/me looks up sysfs programming examples ..
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