blob: e93d4f0088c55809c69a7091b120441cfbaaa41d [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* Xen balloon functionality
*/
#ifndef _XEN_BALLOON_H
#define _XEN_BALLOON_H
#define RETRY_UNLIMITED 0
struct balloon_stats {
/* We aim for 'current allocation' == 'target allocation'. */
unsigned long current_pages;
unsigned long target_pages;
unsigned long target_unpopulated;
/* Number of pages in high- and low-memory balloons. */
unsigned long balloon_low;
unsigned long balloon_high;
unsigned long total_pages;
unsigned long schedule_delay;
unsigned long max_schedule_delay;
unsigned long retry_count;
unsigned long max_retry_count;
};
extern struct balloon_stats balloon_stats;
void balloon_set_new_target(unsigned long target);
#ifdef CONFIG_XEN_BALLOON
void xen_balloon_init(void);
#else
static inline void xen_balloon_init(void)
{
}
#endif
#endif /* _XEN_BALLOON_H */