small cleanups as per review

storage/innobase/buf/buf0buf.cc

@@ -5744,11 +5744,6 @@ buf_page_decrypt_after_read(
 	buf_page_t* bpage) /*!< in/out: buffer page read from disk */
 {
 	ut_ad(bpage->key_version == 0);
-	ulint zip_size = buf_page_get_zip_size(bpage);
-	ulint size = (zip_size) ? zip_size : UNIV_PAGE_SIZE;
-
-	byte* dst_frame = (zip_size) ? bpage->zip.data :
-		((buf_block_t*) bpage)->frame;
 
 	if (bpage->offset == 0) {
 		/* File header pages are not encrypted */
@@ -5756,7 +5751,11 @@ buf_page_decrypt_after_read(
 		return (TRUE);
 	}
 
+	ulint zip_size = buf_page_get_zip_size(bpage);
+	ulint size = (zip_size) ? zip_size : UNIV_PAGE_SIZE;
 
+	byte* dst_frame = (zip_size) ? bpage->zip.data :
+		((buf_block_t*) bpage)->frame;
 	const byte* src_frame = bpage->crypt_buf != NULL ?
 		bpage->crypt_buf : dst_frame;
 

storage/innobase/buf/buf0dblwr.cc

@@ -631,10 +631,6 @@ buf_dblwr_process()
 	fil_flush_file_spaces(FIL_TABLESPACE);
 
         {
-		fprintf(stderr,
-			"Clear dblwr buffer after completing "
-			"processing of it...\n");
-
 		size_t bytes = TRX_SYS_DOUBLEWRITE_BLOCK_SIZE * UNIV_PAGE_SIZE;
 		byte *unaligned_buf = static_cast<byte*>(
 			ut_malloc(bytes + UNIV_PAGE_SIZE - 1));

storage/innobase/include/fts0fts.h

@@ -715,34 +715,6 @@ fts_drop_index_tables(
 	dict_index_t*	index)			/*!< in: Index to drop */
 	__attribute__((nonnull, warn_unused_result));
 
-/******************************************************************
-Wait for background threads to stop using FTS index
-*/
-UNIV_INTERN
-void
-fts_wait_bg_to_stop_using_index(
-/*======================*/
-	trx_t*		trx,			/*!< in: transaction */
-	dict_index_t*	index,			/*!< in: FTS Index */
-	bool		drop_table);		/*!< in: in addition to stop
-						using index, also prevent
-						threads from start using it,
-						used by drop table */
-
-/******************************************************************
-Wait for background threads to stop using any FTS index of the table
-*/
-UNIV_INTERN
-void
-fts_wait_bg_to_stop_using_table(
-/*======================*/
-	trx_t*		trx,			/*!< in: transaction */
-	dict_table_t*	table,			/*!< in: table to stop threads */
-	bool		drop_table);		/*!< in: in addition to stop
-						using table, also prevent
-						threads from start using it,
-						used by drop table */
-
 /******************************************************************//**
 Remove the table from the OPTIMIZER's list. We do wait for
 acknowledgement from the consumer of the message. */

storage/innobase/include/srv0srv.h

@@ -1028,8 +1028,7 @@ struct export_var_t{
 						encryption errors */
 
 	ulint innodb_sec_rec_cluster_reads;	/*!< srv_sec_rec_cluster_reads */
-	ulint innodb_sec_rec_cluster_reads_avoided;
-	/*!< srv_sec_rec_cluster_reads_avoided */
+	ulint innodb_sec_rec_cluster_reads_avoided; /*!< srv_sec_rec_cluster_reads_avoided */
 
 	ulint innodb_encryption_rotation_pages_read_from_cache;
 	ulint innodb_encryption_rotation_pages_read_from_disk;

storage/xtradb/buf/buf0buf.cc

@@ -5921,11 +5921,6 @@ buf_page_decrypt_after_read(
 	buf_page_t* bpage) /*!< in/out: buffer page read from disk */
 {
 	ut_ad(bpage->key_version == 0);
-	ulint zip_size = buf_page_get_zip_size(bpage);
-	ulint size = (zip_size) ? zip_size : UNIV_PAGE_SIZE;
-
-	byte* dst_frame = (zip_size) ? bpage->zip.data :
-		((buf_block_t*) bpage)->frame;
 
 	if (bpage->offset == 0) {
 		/* File header pages are not encrypted */
@@ -5933,6 +5928,11 @@ buf_page_decrypt_after_read(
 		return (TRUE);
 	}
 
+	ulint zip_size = buf_page_get_zip_size(bpage);
+	ulint size = (zip_size) ? zip_size : UNIV_PAGE_SIZE;
+
+	byte* dst_frame = (zip_size) ? bpage->zip.data :
+		((buf_block_t*) bpage)->frame;
 	const byte* src_frame = bpage->crypt_buf != NULL ?
 		bpage->crypt_buf : dst_frame;
 

storage/xtradb/buf/buf0dblwr.cc

@@ -630,10 +630,6 @@ buf_dblwr_process()
 	fil_flush_file_spaces(FIL_TABLESPACE);
 
         {
-		fprintf(stderr,
-			"Clear dblwr buffer after completing "
-			"processing of it...\n");
-
 		size_t bytes = TRX_SYS_DOUBLEWRITE_BLOCK_SIZE * UNIV_PAGE_SIZE;
 		byte *unaligned_buf = static_cast<byte*>(
 			ut_malloc(bytes + UNIV_PAGE_SIZE - 1));

storage/xtradb/include/fts0fts.h

@@ -715,34 +715,6 @@ fts_drop_index_tables(
 	dict_index_t*	index)			/*!< in: Index to drop */
 	__attribute__((nonnull, warn_unused_result));
 
-/******************************************************************
-Wait for background threads to stop using FTS index
-*/
-UNIV_INTERN
-void
-fts_wait_bg_to_stop_using_index(
-/*======================*/
-	trx_t*		trx,			/*!< in: transaction */
-	dict_index_t*	index,			/*!< in: FTS Index */
-	bool		drop_table);		/*!< in: in addition to stop
-						using index, also prevent
-						threads from start using it,
-						used by drop table */
-
-/******************************************************************
-Wait for background threads to stop using any FTS index of the table
-*/
-UNIV_INTERN
-void
-fts_wait_bg_to_stop_using_table(
-/*======================*/
-	trx_t*		trx,			/*!< in: transaction */
-	dict_table_t*	table,			/*!< in: table to stop threads */
-	bool		drop_table);		/*!< in: in addition to stop
-						using table, also prevent
-						threads from start using it,
-						used by drop table */
-
 /******************************************************************//**
 Remove the table from the OPTIMIZER's list. We do wait for
 acknowledgement from the consumer of the message. */

storage/xtradb/include/srv0srv.h

@@ -1246,8 +1246,7 @@ struct export_var_t{
 						encryption errors */
 
 	ulint innodb_sec_rec_cluster_reads;	/*!< srv_sec_rec_cluster_reads */
-	ulint innodb_sec_rec_cluster_reads_avoided;
-	/*!< srv_sec_rec_cluster_reads_avoided */
+	ulint innodb_sec_rec_cluster_reads_avoided; /*!< srv_sec_rec_cluster_reads_avoided */
 
 	ulint innodb_encryption_rotation_pages_read_from_cache;
 	ulint innodb_encryption_rotation_pages_read_from_disk;