Commit 3dcf6367 authored by David Vrabel's avatar David Vrabel
Browse files

xen/balloon: cancel ballooning if adding new memory failed 



If the balloon driver is adding additional memory regions to the
balloon and add_memory() fails it will likely continuously fail so
cancel the balloon operation.

Signed-off-by: default avatarDavid Vrabel <david.vrabel@citrix.com>
Reviewed-by: default avatarDaniel Kiper <daniel.kiper@oracle.com>
parent 61a734d3

drivers/xen/balloon.c

+2 −2
Original line number Diff line number Diff line
@@ -230,8 +230,8 @@ static enum bp_state reserve_additional_memory(long credit) 
	rc = add_memory(nid, hotplug_start_paddr, balloon_hotplug << PAGE_SHIFT);



	if (rc) {

		pr_info("%s: add_memory() failed: %i\n", __func__, rc);

		return BP_EAGAIN;

		pr_warn("Cannot add additional memory (%i)\n", rc);

		return BP_ECANCELED;

	}



	balloon_hotplug -= credit;