diff options
Diffstat (limited to 'storage/innobase/include/trx0sys.h')
| -rw-r--r-- | storage/innobase/include/trx0sys.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/storage/innobase/include/trx0sys.h b/storage/innobase/include/trx0sys.h index 31e8607f8a0..a8da5cd51a3 100644 --- a/storage/innobase/include/trx0sys.h +++ b/storage/innobase/include/trx0sys.h @@ -29,7 +29,7 @@ file name and position here. We have successfully got the updates to InnoDB up to this position. If .._pos is -1, it means no crash recovery was needed, or there was no master log position info inside InnoDB. */ -extern char trx_sys_mysql_master_log_name[]; +extern char trx_sys_mysql_master_log_name[]; extern ib_longlong trx_sys_mysql_master_log_pos; /* If this MySQL server uses binary logging, after InnoDB has been inited @@ -37,7 +37,7 @@ and if it has done a crash recovery, we store the binlog file name and position here. If .._pos is -1, it means there was no binlog position info inside InnoDB. */ -extern char trx_sys_mysql_bin_log_name[]; +extern char trx_sys_mysql_bin_log_name[]; extern ib_longlong trx_sys_mysql_bin_log_pos; /* The transaction system */ @@ -320,7 +320,7 @@ trx_sys_print_mysql_master_log_pos(void); #define TRX_SYS_FSEG_HEADER 8 /* segment header for the tablespace segment the trx system is created into */ -#define TRX_SYS_RSEGS (8 + FSEG_HEADER_SIZE) +#define TRX_SYS_RSEGS (8 + FSEG_HEADER_SIZE) /* the start of the array of rollback segment specification slots */ /*-------------------------------------------------------------*/ @@ -352,10 +352,10 @@ this contains the same fields as TRX_SYS_MYSQL_LOG_INFO below */ /* The offset of the doublewrite buffer header on the trx system header page */ #define TRX_SYS_DOUBLEWRITE (UNIV_PAGE_SIZE - 200) /*-------------------------------------------------------------*/ -#define TRX_SYS_DOUBLEWRITE_FSEG 0 /* fseg header of the fseg +#define TRX_SYS_DOUBLEWRITE_FSEG 0 /* fseg header of the fseg containing the doublewrite buffer */ -#define TRX_SYS_DOUBLEWRITE_MAGIC FSEG_HEADER_SIZE +#define TRX_SYS_DOUBLEWRITE_MAGIC FSEG_HEADER_SIZE /* 4-byte magic number which shows if we already have created the doublewrite @@ -390,7 +390,7 @@ this contains the same fields as TRX_SYS_MYSQL_LOG_INFO below */ #define TRX_SYS_DOUBLEWRITE_SPACE_ID_STORED_N 1783657386 -#define TRX_SYS_DOUBLEWRITE_BLOCK_SIZE FSP_EXTENT_SIZE +#define TRX_SYS_DOUBLEWRITE_BLOCK_SIZE FSP_EXTENT_SIZE /* Doublewrite control struct */ struct trx_doublewrite_struct{ @@ -401,7 +401,7 @@ struct trx_doublewrite_struct{ ulint block2; /* page number of the second block */ ulint first_free; /* first free position in write_buf measured in units of UNIV_PAGE_SIZE */ - byte* write_buf; /* write buffer used in writing to the + byte* write_buf; /* write buffer used in writing to the doublewrite buffer, aligned to an address divisible by UNIV_PAGE_SIZE (which is required by Windows aio) */ @@ -450,4 +450,4 @@ page is updated */ #include "trx0sys.ic" #endif -#endif +#endif |