Commit 1c220881 authored by Josh Durgin's avatar Josh Durgin Committed by Ilya Dryomov

rbd: make discard trigger copy-on-write

Discard requests are a form of write, so they should go through the
same process as plain write requests and trigger copy-on-write for
layered images.
Signed-off-by: default avatarJosh Durgin <josh.durgin@inktank.com>
parent d0265de7
...@@ -2851,7 +2851,8 @@ static bool img_obj_request_simple(struct rbd_obj_request *obj_request) ...@@ -2851,7 +2851,8 @@ static bool img_obj_request_simple(struct rbd_obj_request *obj_request)
rbd_dev = img_request->rbd_dev; rbd_dev = img_request->rbd_dev;
/* Reads */ /* Reads */
if (!img_request_write_test(img_request)) if (!img_request_write_test(img_request) &&
!img_request_discard_test(img_request))
return true; return true;
/* Non-layered writes */ /* Non-layered writes */
......
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