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-rw-r--r--storage/xtradb/include/buf0buf.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/storage/xtradb/include/buf0buf.h b/storage/xtradb/include/buf0buf.h
index d6cc63bb6af..e06927f42f0 100644
--- a/storage/xtradb/include/buf0buf.h
+++ b/storage/xtradb/include/buf0buf.h
@@ -36,6 +36,7 @@ Created 11/5/1995 Heikki Tuuri
#include "ut0rbt.h"
#ifndef UNIV_HOTBACKUP
#include "os0proc.h"
+#include "srv0srv.h"
/** @name Modes for buf_page_get_gen */
/* @{ */
@@ -1301,7 +1302,10 @@ struct buf_block_struct{
/**********************************************************************//**
Compute the hash fold value for blocks in buf_pool->zip_hash. */
/* @{ */
-#define BUF_POOL_ZIP_FOLD_PTR(ptr) ((ulint) (ptr) / UNIV_PAGE_SIZE)
+/* the fold should be relative when srv_buffer_pool_shm_key is enabled */
+#define BUF_POOL_ZIP_FOLD_PTR(ptr) (!srv_buffer_pool_shm_key\
+ ?((ulint) (ptr) / UNIV_PAGE_SIZE)\
+ :((ulint) ((byte*)ptr - (byte*)(buf_pool->chunks->blocks->frame)) / UNIV_PAGE_SIZE))
#define BUF_POOL_ZIP_FOLD(b) BUF_POOL_ZIP_FOLD_PTR((b)->frame)
#define BUF_POOL_ZIP_FOLD_BPAGE(b) BUF_POOL_ZIP_FOLD((buf_block_t*) (b))
/* @} */