On Thu, Aug 04, 2011 at 11:48:01AM +0800, Robin Dong wrote: > From: Robin Dong <sanbai@xxxxxxxxxx> > > When I run a test application on ext4 of bigalloc, and also a daemon > which run "echo 3 > /proc/sys/vm/drop_caches" every 2 seconds, > the kernel report: > > 15319.557145] EXT4-fs error (device sda4): ext4_valid_block_bitmap:324: comm dir_tree: Invalid block bitmap - block_group = 6, block = 3145730 > > The reason is ext4_valied_block_bitmap has not be modified for cluster. > > Signed-off-by: Robin Dong <sanbai@xxxxxxxxxx> > Cc: Ted Ts'o <tytso@xxxxxxx> Yep, this looks like a bug --- I'm curious, though --- this is something I don't run into because I use mke2fs -t ext4 which sets the flex_bg feature. Is there some reason you're not using flex_bg on your file systems? - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
