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xen: mapcache: Break out xen_invalidate_map_cache_single() 

Break out xen_invalidate_map_cache_single().

No functional changes.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240430164939.925307-10-edgar.iglesias@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
master
Edgar E. Iglesias 2024-04-30 18:49:31 +02:00 committed by Philippe Mathieu-Daudé
parent 87b5a05a85
commit 946b4c9bc3
1 changed files with 15 additions and 10 deletions
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25
hw/xen/xen-mapcache.c
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@ -513,17 +513,14 @@ void coroutine_mixed_fn xen_invalidate_map_cache_entry(uint8_t *buffer)
}
}
void xen_invalidate_map_cache(void)
static void xen_invalidate_map_cache_single(MapCache *mc)
{
unsigned long i;
MapCacheRev *reventry;
/* Flush pending AIO before destroying the mapcache */
bdrv_drain_all();
mapcache_lock(mc);
mapcache_lock(mapcache);
QTAILQ_FOREACH(reventry, &mapcache->locked_entries, next) {
QTAILQ_FOREACH(reventry, &mc->locked_entries, next) {
if (!reventry->dma) {
continue;
}
@ -531,8 +528,8 @@ void xen_invalidate_map_cache(void)
reventry->vaddr_req);
}
for (i = 0; i < mapcache->nr_buckets; i++) {
MapCacheEntry *entry = &mapcache->entry[i];
for (i = 0; i < mc->nr_buckets; i++) {
MapCacheEntry *entry = &mc->entry[i];
if (entry->vaddr_base == NULL) {
continue;
@ -553,9 +550,17 @@ void xen_invalidate_map_cache(void)
entry->valid_mapping = NULL;
}
mapcache->last_entry = NULL;
mc->last_entry = NULL;
mapcache_unlock(mapcache);
mapcache_unlock(mc);
}
void xen_invalidate_map_cache(void)
{
/* Flush pending AIO before destroying the mapcache */
bdrv_drain_all();
xen_invalidate_map_cache_single(mapcache);
}
static uint8_t *xen_replace_cache_entry_unlocked(MapCache *mc,