David Chinner wrote: > Allow lazy unmapping of vmap()d regions be taking a reference > on each page in the region being vmap()ed. The page references > get released after the region is vunmap()ed, thereby ensuring > we don't leave stray mappings on freed pages that could lead to > problems pages being reallocated with incorrect mappings > associated with them. > > Tested with XFS filesystems with 64k directory blocks with > dirstress and XFSQA. > > Version 2: > - drop the release function stuff and just call put_page() > as it falls down to the same code in all calling cases. >
This doesn't apply cleanly to the current git tree. J - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/