migration: Remove is_zero_range()

It just calls buffer_is_zero().  Just change the callers.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 2 insertions, 7 deletions

diff --git a/migration/ram.c b/migration/ram.c
index 2c688f5bbb..57efa67f20 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -81,11 +81,6 @@
 /* 0x80 is reserved in migration.h start with 0x100 next */
 #define RAM_SAVE_FLAG_COMPRESS_PAGE    0x100
 
-static inline bool is_zero_range(uint8_t *p, uint64_t size)
-{
-    return buffer_is_zero(p, size);
-}
-
 XBZRLECacheStats xbzrle_counters;
 
 /* struct contains XBZRLE cache and a static page
@@ -1180,7 +1175,7 @@ static int save_zero_page_to_file(RAMState *rs, QEMUFile *file,
     uint8_t *p = block->host + offset;
     int len = 0;
 
-    if (is_zero_range(p, TARGET_PAGE_SIZE)) {
+    if (buffer_is_zero(p, TARGET_PAGE_SIZE)) {
         len += save_page_header(rs, file, block, offset | RAM_SAVE_FLAG_ZERO);
         qemu_put_byte(file, 0);
         len += 1;
@@ -3367,7 +3362,7 @@ static inline void *colo_cache_from_block_offset(RAMBlock *block,
  */
 void ram_handle_compressed(void *host, uint8_t ch, uint64_t size)
 {
-    if (ch != 0 || !is_zero_range(host, size)) {
+    if (ch != 0 || !buffer_is_zero(host, size)) {
         memset(host, ch, size);
     }
 }