qemu-img: Document copy offloading implications with -S and -c
commiteb461485f4558e362fab905735b50987505bca44
authorFam Zheng <famz@redhat.com>
Wed, 11 Jul 2018 01:22:27 +0000 (11 09:22 +0800)
committerKevin Wolf <kwolf@redhat.com>
Thu, 12 Jul 2018 16:24:08 +0000 (12 18:24 +0200)
treea28f9385d40bf1efc1f35491a7a09332cc98e900
parent2f9d4083f7fdafe82138e983a24ef30b81b029d7
qemu-img: Document copy offloading implications with -S and -c

Explicitly enabling zero detection or compression suppresses copy
offloading during convert. Document it.

Suggested-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
qemu-img.texi