On Wed, 2009-04-29 at 16:21 +0800, Wu Fengguang wrote: > On Wed, Apr 29, 2009 at 04:16:16PM +0800, Wu Fengguang wrote: > > On Thu, Apr 09, 2009 at 10:37:39AM -0400, Chris Mason wrote: > [snip] > > > PagePrivate is very common. try_to_releasepage failing on a clean page > > > without the writeback bit set and without dirty/locked buffers will be > > > pretty rare. > > > > Yup. btrfs seems to tag most(if not all) dirty pages with PG_private. > > While ext4 won't. > > Chris, I run into a btrfs BUG() when doing > > dd if=/dev/zero of=/b/sparse bs=1k count=1 seek=104857512345 > > The half created sparse file is > > -rw-r--r-- 1 root root 98T 2009-04-29 14:54 /b/sparse > Or > -rw-r--r-- 1 root root 107374092641280 2009-04-29 14:54 /b/sparse > > Below is the kernel messages. I can test patches you throw at me :-) >
How big was the FS you were testing this on? It works for me... -chris -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
