Revision c83727a6565278dd330748daac046721284adfc2 authored by Linus Torvalds on 12 July 2015, 21:09:36 UTC, committed by Linus Torvalds on 12 July 2015, 21:09:36 UTC
Pull VFS fixes from Al Viro: "Fixes for this cycle regression in overlayfs and a couple of long-standing (== all the way back to 2.6.12, at least) bugs" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: freeing unlinked file indefinitely delayed fix a braino in ovl_d_select_inode() 9p: don't leave a half-initialized inode sitting around
balloon.h
/******************************************************************************
* Xen balloon functionality
*/
#define RETRY_UNLIMITED 0
struct balloon_stats {
/* We aim for 'current allocation' == 'target allocation'. */
unsigned long current_pages;
unsigned long target_pages;
/* Number of pages in high- and low-memory balloons. */
unsigned long balloon_low;
unsigned long balloon_high;
unsigned long schedule_delay;
unsigned long max_schedule_delay;
unsigned long retry_count;
unsigned long max_retry_count;
#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
unsigned long hotplug_pages;
unsigned long balloon_hotplug;
#endif
};
extern struct balloon_stats balloon_stats;
void balloon_set_new_target(unsigned long target);
int alloc_xenballooned_pages(int nr_pages, struct page **pages,
bool highmem);
void free_xenballooned_pages(int nr_pages, struct page **pages);
struct page *get_balloon_scratch_page(void);
void put_balloon_scratch_page(void);
struct device;
#ifdef CONFIG_XEN_SELFBALLOONING
extern int register_xen_selfballooning(struct device *dev);
#else
static inline int register_xen_selfballooning(struct device *dev)
{
return -ENOSYS;
}
#endif
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