commit | 8c1fb49ba107c7db9441ef6ec0ab5830d112cc2a | [log] [tgz] |
---|---|---|
author | Peter Hurley <peter@hurleysoftware.com> | Sat Jun 15 09:36:12 2013 -0400 |
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Tue Jul 23 16:47:09 2013 -0700 |
tree | c4733126d13fdf57e10638c18da280c0e7e103ac | |
parent | d7a68be4f265be10e24be931c257af30ca55566b [diff] |
tty: Avoid false-sharing flip buffer ptrs Separate the head and tail ptrs to avoid cache-line contention (so called 'false-sharing') between concurrent threads. Signed-off-by: Peter Hurley <peter@hurleysoftware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>