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MDEV-20684: innodb/query cache use madvise CORE/NOCORE on FreeBSD

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This applies to large allocations.

This maps to the way Linux does it in MDEV-10814 except FreeBSD uses
different constants.

Adjust error string to match to implementation.

Tested on FreeBSD-12.0
This commit is contained in:
Daniel Black
2019-09-23 18:28:55 +10:00
committed by Sergey Vojtovich
parent 7e44c455f4
commit 716c748f97
3 changed files with 18 additions and 4 deletions
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4
sql/sql_cache.cc
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@ -2662,7 +2662,7 @@ size_t Query_cache::init_cache()
#if defined(DBUG_OFF) && defined(HAVE_MADVISE) && defined(MADV_DONTDUMP)
if (madvise(cache, query_cache_size+additional_data_size, MADV_DONTDUMP))
{
DBUG_PRINT("warning", ("coudn't mark query cache memory as MADV_DONTDUMP: %s",
DBUG_PRINT("warning", ("coudn't mark query cache memory as " DONTDUMP_STR ": %s",
strerror(errno)));
}
#endif
@ -2831,7 +2831,7 @@ void Query_cache::free_cache()
#if defined(DBUG_OFF) && defined(HAVE_MADVISE) && defined(MADV_DODUMP)
if (madvise(cache, query_cache_size+additional_data_size, MADV_DODUMP))
{
DBUG_PRINT("warning", ("coudn't mark query cache memory as MADV_DODUMP: %s",
DBUG_PRINT("warning", ("coudn't mark query cache memory as " DODUMP_STR ": %s",
strerror(errno)));
}
#endif