On Fri, May 04, 2007 at 09:49:45PM +0530, Satyam Sharma wrote: > Hi, > > There are the following two trivially-fixed races in fs/dlm/config.c: > > 1. The configfs subsystem semaphore must be held by the caller when > calling config_group_find_obj(). It's needed to walk the subsystem > hierarchy without racing with a simultaneous mkdir(2) or rmdir(2). I > looked around to see if there was some other way we were avoiding this > race, but couldn't find any. > > 2. get_comm() does hold the subsystem semaphore but lets go too soon -- > before grabbing a reference on the found config_item. A concurrent > rmdir(2) could come and release the comm after the up() but before the > config_item_get(). > > Patch that fixes both these bugs below. Thanks, Steve should be able to throw this into one of his git trees. Dave -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster
