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Commit 40095de1 authored by Konrad Rzeszutek Wilk's avatar Konrad Rzeszutek Wilk
Browse files

xen/balloon: Remove pr_info's and don't alter retry_count 



In the past the retry_count (in other form of this code) was zero.
Meaning retry forever. Do the same thing here without changing it to
the value 16.

Also remove some of the pr_info as there is no need to spam
the user.

Acked-by: default avatarIan Campbell <Ian.Campbell@eu.citrix.com>
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent 95d2ac4a

drivers/xen/balloon.c

+2 −10
Original line number Diff line number Diff line
@@ -199,15 +199,10 @@ static enum bp_state update_schedule(enum bp_state state) 
		return BP_DONE;

	}



	pr_info("xen_balloon: Retry count: %lu/%lu\n", balloon_stats.retry_count,

			balloon_stats.max_retry_count);



	++balloon_stats.retry_count;



	if (balloon_stats.max_retry_count != RETRY_UNLIMITED &&

			balloon_stats.retry_count > balloon_stats.max_retry_count) {

		pr_info("xen_balloon: Retry count limit exceeded\n"

			"xen_balloon: Balloon operation canceled\n");

		balloon_stats.schedule_delay = 1;

		balloon_stats.retry_count = 1;

		return BP_ECANCELED;
@@ -260,10 +255,8 @@ static enum bp_state increase_reservation(unsigned long nr_pages) 
	set_xen_guest_handle(reservation.extent_start, frame_list);

	reservation.nr_extents = nr_pages;

	rc = HYPERVISOR_memory_op(XENMEM_populate_physmap, &reservation);

	if (rc <= 0) {

		pr_info("xen_balloon: %s: Cannot allocate memory\n", __func__);

	if (rc <= 0)

		return BP_EAGAIN;

	}



	for (i = 0; i < rc; i++) {

		page = balloon_retrieve();
@@ -313,7 +306,6 @@ static enum bp_state decrease_reservation(unsigned long nr_pages) 


	for (i = 0; i < nr_pages; i++) {

		if ((page = alloc_page(GFP_BALLOON)) == NULL) {

			pr_info("xen_balloon: %s: Cannot allocate memory\n", __func__);

			nr_pages = i;

			state = BP_EAGAIN;

			break;
@@ -456,7 +448,7 @@ static int __init balloon_init(void) 
	balloon_stats.schedule_delay = 1;

	balloon_stats.max_schedule_delay = 32;

	balloon_stats.retry_count = 1;

	balloon_stats.max_retry_count = 16;

	balloon_stats.max_retry_count = RETRY_UNLIMITED;



	register_balloon(&balloon_sysdev);