Messages in this thread | | | Subject | Re: [PATCH] Remove process freezer from suspend to RAM pathway | From | Miklos Szeredi <> | Date | Fri, 06 Jul 2007 11:09:43 +0200 |
| |
> > > Moreover, if FUSE implements syncing, then the sync from within the freezer > > > will almost certainly deadlock. > > > > Rafael, think positively: by the time fuse implements sync(), the > > freezer will be long gone ;) > > Now you are entering really dangerous territory. > If you can implement a meaningfull sync method, you must have dirty > pages in the page cache. That means you are in the page freeing path > of the vm. Then we are in real trouble. Don't even think about it.
VM induced deadlocks are real nasty. I have thought about them a lot already. Suspend shouldn't introduce any big surprises.
Miklos - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |