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  • Committer: Mark Atwood
  • Date: 2011-04-29 00:19:38 UTC
  • mto: This revision was merged to the branch mainline in revision 2297.
  • Revision ID: me@mark.atwood.name-20110429001938-ps5i74hzcic7dvr3
Merge in Fixes of Brian's IOCACHE.

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plugin/myisam/mi_cache.cc
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  Allows "partial read" errors in the record header (when READING_HEADER flag
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  is set) - unread part is zero'ed
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  Note: out-of-cache reads are enabled for shared IO_CACHE's too,
 
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  Note: out-of-cache reads are enabled for shared io_cache_st's too,
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  as these reads will be cached by OS cache (and my_pread is always atomic)
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*/
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using namespace drizzled;
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int _mi_read_cache(internal::IO_CACHE *info, unsigned char *buff, internal::my_off_t pos, uint32_t length,
 
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int _mi_read_cache(internal::io_cache_st *info, unsigned char *buff, internal::my_off_t pos, uint32_t length,
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                   int flag)
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{
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  uint32_t read_length,in_buff_length;