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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2011-05-19 18:35:43 +0100
committerAlexander Graf <agraf@suse.de>2011-06-19 04:40:04 +0200
commitcd306087e5a9ea4091071a0a41c0ea99fac60ab0 (patch)
tree8dc2867beb07778ee778d037e35ea5df7fbbc83d
parentc13390cd384a9564e6dded127d01ef0627b6b1c5 (diff)
downloadqemu-arm-cd306087e5a9ea4091071a0a41c0ea99fac60ab0.tar.gz
xen: remove qemu_map_cache_unlock
There is no need for qemu_map_cache_unlock, just use qemu_invalidate_entry instead. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Signed-off-by: Alexander Graf <agraf@suse.de>
-rw-r--r--exec.c2
-rw-r--r--xen-mapcache-stub.c4
-rw-r--r--xen-mapcache.c33
-rw-r--r--xen-mapcache.h1
4 files changed, 1 insertions, 39 deletions
diff --git a/exec.c b/exec.c
index 09928a3b37..01f33bb2bc 100644
--- a/exec.c
+++ b/exec.c
@@ -3146,7 +3146,7 @@ void qemu_put_ram_ptr(void *addr)
xen_unmap_block(block->host, block->length);
block->host = NULL;
} else {
- qemu_map_cache_unlock(addr);
+ qemu_invalidate_entry(addr);
}
}
}
diff --git a/xen-mapcache-stub.c b/xen-mapcache-stub.c
index 7c14b3d141..60f712b229 100644
--- a/xen-mapcache-stub.c
+++ b/xen-mapcache-stub.c
@@ -22,10 +22,6 @@ uint8_t *qemu_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size, u
return qemu_get_ram_ptr(phys_addr);
}
-void qemu_map_cache_unlock(void *buffer)
-{
-}
-
ram_addr_t qemu_ram_addr_from_mapcache(void *ptr)
{
return -1;
diff --git a/xen-mapcache.c b/xen-mapcache.c
index 90fbd4983f..57fe24de86 100644
--- a/xen-mapcache.c
+++ b/xen-mapcache.c
@@ -230,39 +230,6 @@ uint8_t *qemu_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size, u
return mapcache->last_address_vaddr + address_offset;
}
-void qemu_map_cache_unlock(void *buffer)
-{
- MapCacheEntry *entry = NULL, *pentry = NULL;
- MapCacheRev *reventry;
- target_phys_addr_t paddr_index;
- int found = 0;
-
- QTAILQ_FOREACH(reventry, &mapcache->locked_entries, next) {
- if (reventry->vaddr_req == buffer) {
- paddr_index = reventry->paddr_index;
- found = 1;
- break;
- }
- }
- if (!found) {
- return;
- }
- QTAILQ_REMOVE(&mapcache->locked_entries, reventry, next);
- qemu_free(reventry);
-
- entry = &mapcache->entry[paddr_index % mapcache->nr_buckets];
- while (entry && entry->paddr_index != paddr_index) {
- pentry = entry;
- entry = entry->next;
- }
- if (!entry) {
- return;
- }
- if (entry->lock > 0) {
- entry->lock--;
- }
-}
-
ram_addr_t qemu_ram_addr_from_mapcache(void *ptr)
{
MapCacheEntry *entry = NULL, *pentry = NULL;
diff --git a/xen-mapcache.h b/xen-mapcache.h
index 339444c94e..b89b8f9653 100644
--- a/xen-mapcache.h
+++ b/xen-mapcache.h
@@ -14,7 +14,6 @@
void qemu_map_cache_init(void);
uint8_t *qemu_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size, uint8_t lock);
-void qemu_map_cache_unlock(void *phys_addr);
ram_addr_t qemu_ram_addr_from_mapcache(void *ptr);
void qemu_invalidate_entry(uint8_t *buffer);
void qemu_invalidate_map_cache(void);