[04/31] qcow2: Remove BDS parameter from qcow2_cache_get_table_idx()

Message ID 912f77493be99ef2945f0adacc2a78a3f4d62078.1507813391.git.berto@igalia.com
State New
Headers show
Series
  • Allow configuring the qcow2 L2 cache entry size
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Commit Message

Alberto Garcia Oct. 12, 2017, 1:05 p.m.
This function was only using the BlockDriverState parameter to get the
cache table size (since it was equal to the cluster size). This is no
longer necessary so this parameter can be removed.

Signed-off-by: Alberto Garcia <berto@igalia.com>
---
 block/qcow2-cache.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

Patch

diff --git a/block/qcow2-cache.c b/block/qcow2-cache.c
index 98bd77f3fb..cba6a165e8 100644
--- a/block/qcow2-cache.c
+++ b/block/qcow2-cache.c
@@ -51,8 +51,7 @@  static inline void *qcow2_cache_get_table_addr(Qcow2Cache *c, int table)
     return (uint8_t *) c->table_array + (size_t) table * c->table_size;
 }
 
-static inline int qcow2_cache_get_table_idx(BlockDriverState *bs,
-                  Qcow2Cache *c, void *table)
+static inline int qcow2_cache_get_table_idx(Qcow2Cache *c, void *table)
 {
     ptrdiff_t table_offset = (uint8_t *) table - (uint8_t *) c->table_array;
     int idx = table_offset / c->table_size;
@@ -390,7 +389,7 @@  int qcow2_cache_get_empty(BlockDriverState *bs, Qcow2Cache *c, uint64_t offset,
 
 void qcow2_cache_put(BlockDriverState *bs, Qcow2Cache *c, void **table)
 {
-    int i = qcow2_cache_get_table_idx(bs, c, *table);
+    int i = qcow2_cache_get_table_idx(c, *table);
 
     c->entries[i].ref--;
     *table = NULL;
@@ -405,7 +404,7 @@  void qcow2_cache_put(BlockDriverState *bs, Qcow2Cache *c, void **table)
 void qcow2_cache_entry_mark_dirty(BlockDriverState *bs, Qcow2Cache *c,
      void *table)
 {
-    int i = qcow2_cache_get_table_idx(bs, c, table);
+    int i = qcow2_cache_get_table_idx(c, table);
     assert(c->entries[i].offset != 0);
     c->entries[i].dirty = true;
 }
@@ -425,7 +424,7 @@  void *qcow2_cache_is_table_offset(BlockDriverState *bs, Qcow2Cache *c,
 
 void qcow2_cache_discard(BlockDriverState *bs, Qcow2Cache *c, void *table)
 {
-    int i = qcow2_cache_get_table_idx(bs, c, table);
+    int i = qcow2_cache_get_table_idx(c, table);
 
     assert(c->entries[i].ref == 0);