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Applying InnoDB snapshot

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Detailed revision comments:

r6714 | sunny | 2010-02-16 10:12:25 +0200 (Tue, 16 Feb 2010) | 2 lines
branches/zip: Update the comments and fix the whitespace issues.
See rb://255 Approved by: Marko
This commit is contained in:
Sergey Vojtovich
2010-04-01 15:55:01 +04:00
parent 1a4de3768a
commit d0422e5a60
1 changed files with 13 additions and 15 deletions
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28
storage/innodb_plugin/include/trx0trx.h
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@@ -464,9 +464,16 @@ rolling back after a database recovery */
struct trx_struct{ struct trx_struct{
ulint magic_n; ulint magic_n;
/* These fields are not protected by any mute. */ /* These fields are not protected by any mutex. */
const char* op_info; /*!< English text describing the
current operation, or an empty
string */
ulint conc_state; /*!< state of the trx from the point
of view of concurrency control:
TRX_ACTIVE, TRX_COMMITTED_IN_MEMORY,
... */
ulint isolation_level;/* TRX_ISO_REPEATABLE_READ, ... */ ulint isolation_level;/* TRX_ISO_REPEATABLE_READ, ... */
ulint check_foreigns;/* normally TRUE, but if the user ulint check_foreigns; /* normally TRUE, but if the user
wants to suppress foreign key checks, wants to suppress foreign key checks,
(in table imports, for example) we (in table imports, for example) we
set this FALSE */ set this FALSE */
@@ -503,6 +510,7 @@ struct trx_struct{
search system latch in S-mode */ search system latch in S-mode */
ulint deadlock_mark; /*!< a mark field used in deadlock ulint deadlock_mark; /*!< a mark field used in deadlock
checking algorithm. */ checking algorithm. */
trx_dict_op_t dict_operation; /**< @see enum trx_dict_op */
/* Fields protected by the srv_conc_mutex. */ /* Fields protected by the srv_conc_mutex. */
ulint declared_to_be_inside_innodb; ulint declared_to_be_inside_innodb;
@@ -511,11 +519,8 @@ struct trx_struct{
srv_conc_enter_innodb to be inside the srv_conc_enter_innodb to be inside the
InnoDB engine */ InnoDB engine */
/* Fields set when we are holding the kernel mutex, undo log mutex /* Fields protected by dict_operation_loco(). The very latch
and when not holding the mutex. */ it is used to track. */
trx_dict_op_t dict_operation; /**< @see enum trx_dict_op */
/* Fields covered by the dictionary mutex. */
ulint dict_operation_lock_mode; ulint dict_operation_lock_mode;
/* 0, RW_S_LATCH, or RW_X_LATCH: /* 0, RW_S_LATCH, or RW_X_LATCH:
the latch mode trx currently holds the latch mode trx currently holds
@@ -523,19 +528,12 @@ struct trx_struct{
/* All the next fields are protected by the kernel mutex, except the /* All the next fields are protected by the kernel mutex, except the
undo logs which are protected by undo_mutex */ undo logs which are protected by undo_mutex */
const char* op_info; /*!< English text describing the
current operation, or an empty
string */
ulint is_purge; /*!< 0=user transaction, 1=purge */ ulint is_purge; /*!< 0=user transaction, 1=purge */
ulint is_recovered; /*!< 0=normal transaction, ulint is_recovered; /*!< 0=normal transaction,
1=recovered, must be rolled back */ 1=recovered, must be rolled back */
ulint conc_state; /*!< state of the trx from the point
of view of concurrency control:
TRX_ACTIVE, TRX_COMMITTED_IN_MEMORY,
... */
ulint que_state; /*!< valid when conc_state ulint que_state; /*!< valid when conc_state
== TRX_ACTIVE: TRX_QUE_RUNNING, == TRX_ACTIVE: TRX_QUE_RUNNING,
TRX_QUE_LOCK_WAIT, ... */ TRX_QUE_LOCK_WAIT, ... */
ulint handling_signals;/* this is TRUE as long as the trx ulint handling_signals;/* this is TRUE as long as the trx
is handling signals */ is handling signals */
time_t start_time; /*!< time the trx object was created time_t start_time; /*!< time the trx object was created