Re: [PATCH v2 2/7] block: rewrite __bio_copy_iov()

From: Christoph Hellwig
Date: Fri Jan 16 2015 - 06:31:51 EST


On Thu, Jan 15, 2015 at 10:18:17AM -0800, Christoph Hellwig wrote:
> This breaks booting a simple KVM VM for me:

Seems like the issue actually is in the patch before this one, but
only shows up with this one applied.

The root cause is that we only copy the iov_iter, but not the
actual iovecs into the bio_map_data.

I have a fixed series, which I'll send out together with various
related cleanups ASAP.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/