Re: Bugs in mkfs.xfs, device mapper, xfs, and /dev/ram

Spelic
2010-12-02T14:14:09Z

On 12/02/2010 03:11 PM, Christoph Hellwig wrote:
> I'm pretty sure you have CONFIG_DEBUG_BLOCK_EXT_DEVT enabled. This
> option must never be enabled, as it causes block devices to be
> randomly renumered. Together with the ramdisk driver overloading
> the BLKFLSBUF ioctl to discard all data it guarantees you to get
> data loss like yours.
>

Nope...

# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set