Comment 5 for bug 905334
Revision history for this message
| Stewart Smith (stewart) wrote Re: [Bug 905334] Re: Intermittent innodb_bug56680 crash | #5 |
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1b1ed1a
(Get the code!)
On Fri, 08 Jun 2012 15:19:36 -0000, Laurynas Biveinis <email address hidden> wrote:
> Debugging still in progress. It looks like a race condition between
> buf_page_t::state and buf_page_t::io_fix updates due to insufficient
> locking, these fields sharing the same machine word.
Perhaps we just need to audit where we're touching these? At least
according to comments it should be protected by same set of mutexes?
Perhaps even helgrind could help here?
--
Stewart Smith