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Applying InnoDB snapshot

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r6717 | marko | 2010-02-16 14:53:20 +0200 (Tue, 16 Feb 2010) | 2 lines
branches/zip: log_reserve_and_write_fast(): Correct a race condition
in UNIV_LOG_LSN_DEBUG.  This could have caused Issue #440.
This commit is contained in:
Sergey Vojtovich
2010-04-01 15:55:42 +04:00
parent 2eb1bb6bdd
commit f957ec3d67
1 changed files with 6 additions and 3 deletions
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9
storage/innodb_plugin/include/log0log.ic
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@@ -314,12 +314,15 @@ log_reserve_and_write_fast(
ulint data_len;
#ifdef UNIV_LOG_LSN_DEBUG
/* length of the LSN pseudo-record */
ulint lsn_len = 1
+ mach_get_compressed_size(log_sys->lsn >> 32)
+ mach_get_compressed_size(log_sys->lsn & 0xFFFFFFFFUL);
ulint lsn_len;
#endif /* UNIV_LOG_LSN_DEBUG */
mutex_enter(&log_sys->mutex);
#ifdef UNIV_LOG_LSN_DEBUG
lsn_len = 1
+ mach_get_compressed_size(log_sys->lsn >> 32)
+ mach_get_compressed_size(log_sys->lsn & 0xFFFFFFFFUL);
#endif /* UNIV_LOG_LSN_DEBUG */
data_len = len
#ifdef UNIV_LOG_LSN_DEBUG