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Code Issues Releases Wiki Activity

ircd::db: Move comment.

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This commit is contained in:
Jason Volk 2018-08-30 07:21:44 -07:00
parent 871dcbd30c
commit ac3b45604a
1 changed files with 5 additions and 5 deletions
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10
ircd/db.cc
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@ -109,6 +109,11 @@ ircd::db::request
0, // don't prespawn because this is static
};
/// This mutex is necessary to serialize entry into rocksdb's write impl
/// otherwise there's a risk of a deadlock if their internal pthread
/// mutexes are contended. This is because a few parts of rocksdb are
/// incorrectly using std::mutex directly when they ought to be using their
/// rocksdb::port wrapper.
decltype(ircd::db::write_mutex)
ircd::db::write_mutex;
@ -7505,11 +7510,6 @@ ircd::db::commit(database &d,
ircd::timer timer;
#endif
// This lock is necessary to serialize entry into rocksdb's write impl
// otherwise there's a risk of a deadlock if their internal pthread
// mutexes are contended. This is because a few parts of rocksdb are
// using std::mutex directly when they ought to be using their
// rocksdb::port wrapper.
const std::lock_guard<decltype(write_mutex)> lock{write_mutex};
const ctx::uninterruptible ui;
throw_on_error