diff options
Diffstat (limited to 'storage/innobase/include/mtr0mtr.h')
| -rw-r--r-- | storage/innobase/include/mtr0mtr.h | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/storage/innobase/include/mtr0mtr.h b/storage/innobase/include/mtr0mtr.h index f44e813cf6b..3167ea3bc03 100644 --- a/storage/innobase/include/mtr0mtr.h +++ b/storage/innobase/include/mtr0mtr.h @@ -27,7 +27,7 @@ Created 11/26/1995 Heikki Tuuri (operations in fsp0fsp.* ) */ #define MTR_LOG_SHORT_INSERTS 24 /* inserts are logged in a shorter form */ - + /* Types for the mlock objects to store in the mtr memo; NOTE that the first 3 values must be RW_S_LATCH, RW_X_LATCH, RW_NO_LATCH */ #define MTR_MEMO_PAGE_S_FIX RW_S_LATCH @@ -47,31 +47,31 @@ flag value must give the length also! */ has been called only once, this flag is ORed to the type of that first log record */ -#define MLOG_1BYTE ((byte)1) /* one byte is written */ -#define MLOG_2BYTES ((byte)2) /* 2 bytes ... */ -#define MLOG_4BYTES ((byte)4) /* 4 bytes ... */ -#define MLOG_8BYTES ((byte)8) /* 8 bytes ... */ +#define MLOG_1BYTE (1) /* one byte is written */ +#define MLOG_2BYTES (2) /* 2 bytes ... */ +#define MLOG_4BYTES (4) /* 4 bytes ... */ +#define MLOG_8BYTES (8) /* 8 bytes ... */ #define MLOG_REC_INSERT ((byte)9) /* record insert */ -#define MLOG_REC_CLUST_DELETE_MARK ((byte)10) /* mark clustered index record +#define MLOG_REC_CLUST_DELETE_MARK ((byte)10) /* mark clustered index record deleted */ -#define MLOG_REC_SEC_DELETE_MARK ((byte)11) /* mark secondary index record +#define MLOG_REC_SEC_DELETE_MARK ((byte)11) /* mark secondary index record deleted */ #define MLOG_REC_UPDATE_IN_PLACE ((byte)13) /* update of a record, preserves record field sizes */ #define MLOG_REC_DELETE ((byte)14) /* delete a record from a page */ -#define MLOG_LIST_END_DELETE ((byte)15) /* delete record list end on +#define MLOG_LIST_END_DELETE ((byte)15) /* delete record list end on index page */ -#define MLOG_LIST_START_DELETE ((byte)16) /* delete record list start on +#define MLOG_LIST_START_DELETE ((byte)16) /* delete record list start on index page */ -#define MLOG_LIST_END_COPY_CREATED ((byte)17) /* copy record list end to a +#define MLOG_LIST_END_COPY_CREATED ((byte)17) /* copy record list end to a new created index page */ -#define MLOG_PAGE_REORGANIZE ((byte)18) /* reorganize an index page */ -#define MLOG_PAGE_CREATE ((byte)19) /* create an index page */ -#define MLOG_UNDO_INSERT ((byte)20) /* insert entry in an undo +#define MLOG_PAGE_REORGANIZE ((byte)18) /* reorganize an index page */ +#define MLOG_PAGE_CREATE ((byte)19) /* create an index page */ +#define MLOG_UNDO_INSERT ((byte)20) /* insert entry in an undo log */ #define MLOG_UNDO_ERASE_END ((byte)21) /* erase an undo log page end */ -#define MLOG_UNDO_INIT ((byte)22) /* initialize a page in an +#define MLOG_UNDO_INIT ((byte)22) /* initialize a page in an undo log */ #define MLOG_UNDO_HDR_DISCARD ((byte)23) /* discard an update undo log header */ @@ -132,9 +132,9 @@ flag value must give the length also! */ #define MLOG_BIGGEST_TYPE ((byte)46) /* biggest value (used in asserts) */ - + /******************************************************************* -Starts a mini-transaction and creates a mini-transaction handle +Starts a mini-transaction and creates a mini-transaction handle and buffer in the memory buffer given by the caller. */ UNIV_INLINE mtr_t* @@ -144,7 +144,7 @@ mtr_start( the mtr handle */ mtr_t* mtr); /* in: memory buffer for the mtr buffer */ /******************************************************************* -Starts a mini-transaction and creates a mini-transaction handle +Starts a mini-transaction and creates a mini-transaction handle and buffer in the memory buffer given by the caller. */ mtr_t* @@ -187,7 +187,7 @@ mtr_release_s_latch_at_savepoint( /*=============================*/ mtr_t* mtr, /* in: mtr */ ulint savepoint, /* in: savepoint */ - rw_lock_t* lock); /* in: latch to release */ + rw_lock_t* lock); /* in: latch to release */ /******************************************************************* Gets the logging mode of a mini-transaction. */ UNIV_INLINE @@ -220,7 +220,7 @@ Reads 8 bytes from a file page buffered in the buffer pool. */ dulint mtr_read_dulint( -/*===========*/ +/*============*/ /* out: value read */ byte* ptr, /* in: pointer from where to read */ mtr_t* mtr); /* in: mini-transaction handle */ @@ -336,7 +336,7 @@ struct mtr_struct{ #define MTR_ACTIVE 12231 #define MTR_COMMITTING 56456 #define MTR_COMMITTED 34676 - + #ifndef UNIV_NONINL #include "mtr0mtr.ic" #endif |