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Diffstat (limited to 'xen-mapcache.c')
-rw-r--r--xen-mapcache.c47
1 files changed, 24 insertions, 23 deletions
diff --git a/xen-mapcache.c b/xen-mapcache.c
index 59ba085b62..dc6d1fadb7 100644
--- a/xen-mapcache.c
+++ b/xen-mapcache.c
@@ -13,13 +13,13 @@
#include <sys/resource.h>
#include "hw/xen_backend.h"
-#include "blockdev.h"
-#include "bitmap.h"
+#include "sysemu/blockdev.h"
+#include "qemu/bitmap.h"
#include <xen/hvm/params.h>
#include <sys/mman.h>
-#include "xen-mapcache.h"
+#include "sysemu/xen-mapcache.h"
#include "trace.h"
@@ -53,18 +53,18 @@
#define mapcache_unlock() ((void)0)
typedef struct MapCacheEntry {
- target_phys_addr_t paddr_index;
+ hwaddr paddr_index;
uint8_t *vaddr_base;
unsigned long *valid_mapping;
uint8_t lock;
- target_phys_addr_t size;
+ hwaddr size;
struct MapCacheEntry *next;
} MapCacheEntry;
typedef struct MapCacheRev {
uint8_t *vaddr_req;
- target_phys_addr_t paddr_index;
- target_phys_addr_t size;
+ hwaddr paddr_index;
+ hwaddr size;
QTAILQ_ENTRY(MapCacheRev) next;
} MapCacheRev;
@@ -74,7 +74,7 @@ typedef struct MapCache {
QTAILQ_HEAD(map_cache_head, MapCacheRev) locked_entries;
/* For most cases (>99.9%), the page address is the same. */
- target_phys_addr_t last_address_index;
+ hwaddr last_address_index;
uint8_t *last_address_vaddr;
unsigned long max_mcache_size;
unsigned int mcache_bucket_shift;
@@ -142,14 +142,14 @@ void xen_map_cache_init(phys_offset_to_gaddr_t f, void *opaque)
}
static void xen_remap_bucket(MapCacheEntry *entry,
- target_phys_addr_t size,
- target_phys_addr_t address_index)
+ hwaddr size,
+ hwaddr address_index)
{
uint8_t *vaddr_base;
xen_pfn_t *pfns;
int *err;
unsigned int i;
- target_phys_addr_t nb_pfn = size >> XC_PAGE_SHIFT;
+ hwaddr nb_pfn = size >> XC_PAGE_SHIFT;
trace_xen_remap_bucket(address_index);
@@ -195,13 +195,13 @@ static void xen_remap_bucket(MapCacheEntry *entry,
g_free(err);
}
-uint8_t *xen_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size,
+uint8_t *xen_map_cache(hwaddr phys_addr, hwaddr size,
uint8_t lock)
{
MapCacheEntry *entry, *pentry = NULL;
- target_phys_addr_t address_index;
- target_phys_addr_t address_offset;
- target_phys_addr_t __size = size;
+ hwaddr address_index;
+ hwaddr address_offset;
+ hwaddr __size = size;
bool translated = false;
tryagain:
@@ -278,8 +278,8 @@ ram_addr_t xen_ram_addr_from_mapcache(void *ptr)
{
MapCacheEntry *entry = NULL;
MapCacheRev *reventry;
- target_phys_addr_t paddr_index;
- target_phys_addr_t size;
+ hwaddr paddr_index;
+ hwaddr size;
int found = 0;
QTAILQ_FOREACH(reventry, &mapcache->locked_entries, next) {
@@ -316,14 +316,10 @@ void xen_invalidate_map_cache_entry(uint8_t *buffer)
{
MapCacheEntry *entry = NULL, *pentry = NULL;
MapCacheRev *reventry;
- target_phys_addr_t paddr_index;
- target_phys_addr_t size;
+ hwaddr paddr_index;
+ hwaddr size;
int found = 0;
- if (mapcache->last_address_vaddr == buffer) {
- mapcache->last_address_index = -1;
- }
-
QTAILQ_FOREACH(reventry, &mapcache->locked_entries, next) {
if (reventry->vaddr_req == buffer) {
paddr_index = reventry->paddr_index;
@@ -342,6 +338,11 @@ void xen_invalidate_map_cache_entry(uint8_t *buffer)
QTAILQ_REMOVE(&mapcache->locked_entries, reventry, next);
g_free(reventry);
+ if (mapcache->last_address_index == paddr_index) {
+ mapcache->last_address_index = -1;
+ mapcache->last_address_vaddr = NULL;
+ }
+
entry = &mapcache->entry[paddr_index % mapcache->nr_buckets];
while (entry && (entry->paddr_index != paddr_index || entry->size != size)) {
pentry = entry;