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| author | shess <shess@chromium.org> | 2015-10-06 10:39:16 -0700 |
|---|---|---|
| committer | Commit bot <commit-bot@chromium.org> | 2015-10-06 17:39:52 +0000 |
| commit | 7dbd4dee4702e30efb24c81898ae45dd0d502c41 (patch) | |
| tree | 88ac7fb9857b0c80194ab219b5bcc40d19de8ac4 /sql/statement.cc | |
| parent | 70b782d89203d62d8b4e7937615579a3fc04583b (diff) | |
| download | chromium_src-7dbd4dee4702e30efb24c81898ae45dd0d502c41.zip chromium_src-7dbd4dee4702e30efb24c81898ae45dd0d502c41.tar.gz chromium_src-7dbd4dee4702e30efb24c81898ae45dd0d502c41.tar.bz2 | |
[sql] Use memory-mapped I/O for sql::Connection.
sql::Connection::Open*() uses PRAGMA mmap_size to enable SQLite's
memory-mapped I/O. Additionally instrument to flush dirty pages from
the page cache after writes.
BUG=489784,533682,537681,537636
[Relands https://crrev.com/9a1948a4d6d4 (#350362),
reverted at https://crrev.com/55c3216b15ce (#350386),
relanded at https://crrev.com/5c2f4e50d96d (#351344),
reverted at https://crrev.com/745e18c52384 (#351596).
May the waterfall have mercy on my CL.]
Review URL: https://codereview.chromium.org/1382283003
Cr-Commit-Position: refs/heads/master@{#352631}
Diffstat (limited to 'sql/statement.cc')
| -rw-r--r-- | sql/statement.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sql/statement.cc b/sql/statement.cc index 09c95da..2a0faa7 100644 --- a/sql/statement.cc +++ b/sql/statement.cc @@ -110,6 +110,11 @@ void Statement::Reset(bool clear_bound_vars) { ref_->connection()->RecordOneEvent(Connection::EVENT_STATEMENT_SUCCESS); } + // Potentially release dirty cache pages if an autocommit statement made + // changes. + if (ref_->connection()) + ref_->connection()->ReleaseCacheMemoryIfNeeded(false); + succeeded_ = false; stepped_ = false; } |