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  • Committer: Brian Aker
  • Date: 2010-06-01 21:54:27 UTC
  • mto: (1578.6.10 explain-drizzle)
  • mto: This revision was merged to the branch mainline in revision 1589.
  • Revision ID: brian@gir-2.local-20100601215427-1iy7drhhn9zeh2m2
Remove pthread mutex that is no longer used (since IO_CACHE is single
threaded it is not needed).

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drizzled/internal/iocache.h
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  */
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  unsigned char  **current_pos, **current_end;
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  /*
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    The lock is for append buffer used in SEQ_READ_APPEND cache
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    need mutex copying from append buffer to read buffer.
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  */
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  pthread_mutex_t append_buffer_lock;
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  /*
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    A caller will use my_b_read() macro to read from the cache
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    if the data is already in cache, it will be simply copied with
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    memcpy() and internal variables will be accordinging updated with