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| author | Edgar E. Iglesias <edgar.iglesias@amd.com> | 2024-04-30 18:49:29 +0200 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@linaro.org> | 2024-05-06 14:41:39 +0200 |
| commit | 8be27f50ac7a788f1e7f7e0b4d519d3916a74ec8 (patch) | |
| tree | b3bc1d6a1494465beee5a3310e5c3ffb8b8ccab0 /hw/xen | |
| parent | 9b005553548f2872ec913d3cf66db22d5b7c205a (diff) | |
| download | qemu-8be27f50ac7a788f1e7f7e0b4d519d3916a74ec8.zip qemu-8be27f50ac7a788f1e7f7e0b4d519d3916a74ec8.tar.gz qemu-8be27f50ac7a788f1e7f7e0b4d519d3916a74ec8.tar.bz2 | |
xen: mapcache: Refactor xen_replace_cache_entry_unlocked
Add MapCache argument to xen_replace_cache_entry_unlocked in
preparation for supporting multiple map caches.
No functional change.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240430164939.925307-8-edgar.iglesias@gmail.com>
[PMD: Remove last global mapcache pointer, reported by sstabellini]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Diffstat (limited to 'hw/xen')
| -rw-r--r-- | hw/xen/xen-mapcache.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/hw/xen/xen-mapcache.c b/hw/xen/xen-mapcache.c index 1927334..96c4229 100644 --- a/hw/xen/xen-mapcache.c +++ b/hw/xen/xen-mapcache.c @@ -557,7 +557,8 @@ void xen_invalidate_map_cache(void) mapcache_unlock(mapcache); } -static uint8_t *xen_replace_cache_entry_unlocked(hwaddr old_phys_addr, +static uint8_t *xen_replace_cache_entry_unlocked(MapCache *mc, + hwaddr old_phys_addr, hwaddr new_phys_addr, hwaddr size) { @@ -579,7 +580,7 @@ static uint8_t *xen_replace_cache_entry_unlocked(hwaddr old_phys_addr, cache_size += MCACHE_BUCKET_SIZE - (cache_size % MCACHE_BUCKET_SIZE); } - entry = &mapcache->entry[address_index % mapcache->nr_buckets]; + entry = &mc->entry[address_index % mc->nr_buckets]; while (entry && !(entry->paddr_index == address_index && entry->size == cache_size)) { entry = entry->next; @@ -594,7 +595,7 @@ static uint8_t *xen_replace_cache_entry_unlocked(hwaddr old_phys_addr, trace_xen_replace_cache_entry_dummy(old_phys_addr, new_phys_addr); - xen_remap_bucket(mapcache, entry, entry->vaddr_base, + xen_remap_bucket(mc, entry, entry->vaddr_base, cache_size, address_index, false); if (!test_bits(address_offset >> XC_PAGE_SHIFT, test_bit_size >> XC_PAGE_SHIFT, @@ -615,7 +616,8 @@ uint8_t *xen_replace_cache_entry(hwaddr old_phys_addr, uint8_t *p; mapcache_lock(mapcache); - p = xen_replace_cache_entry_unlocked(old_phys_addr, new_phys_addr, size); + p = xen_replace_cache_entry_unlocked(mapcache, old_phys_addr, + new_phys_addr, size); mapcache_unlock(mapcache); return p; } |