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-rw-r--r--util/buffer.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/util/buffer.c b/util/buffer.c
index cedd055..7ddd693 100644
--- a/util/buffer.c
+++ b/util/buffer.c
@@ -20,10 +20,13 @@
#include "qemu/buffer.h"
+#define BUFFER_MIN_INIT_SIZE 4096
+
void buffer_reserve(Buffer *buffer, size_t len)
{
if ((buffer->capacity - buffer->offset) < len) {
- buffer->capacity += (len + 1024);
+ buffer->capacity = pow2ceil(buffer->offset + len);
+ buffer->capacity = MAX(buffer->capacity, BUFFER_MIN_INIT_SIZE);
buffer->buffer = g_realloc(buffer->buffer, buffer->capacity);
}
}
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