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ircd::db: Cancel all prefetches on database shutdown.

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This commit is contained in:
Jason Volk 2019-09-08 13:34:49 -07:00
parent 0422f29a66
commit 27a1997ab1
1 changed files with 20 additions and 0 deletions
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20
ircd/db.cc
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@ -1467,6 +1467,26 @@ noexcept try
path
};
if(likely(prefetcher))
{
const size_t canceled
{
prefetcher->cancel(*this)
};
log::debug
{
log, "[%s] canceled %zu queued prefetches; waiting for any pending ...",
name,
canceled,
};
// prefetcher::cancel() only removes requests from its queue, but if
// a prefetch request from this database is in flight that is bad; so
// we wait until the unit has completed its pending requests.
prefetcher->wait_pending();
}
bgcancel(*this, true);
log::debug