diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2014-10-17 00:54:26 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-06 05:53:55 +0300 |
| commit | 64dbee31050d5b93b5fcda25508e4d3c69f6589c (patch) | |
| tree | b3ab35f59ea9b4da82aea851111bdd002753651c /include/uapi/linux | |
| parent | 2b702b9b680cd17dbdd93461dd3f66297e313809 (diff) | |
| download | linux-64dbee31050d5b93b5fcda25508e4d3c69f6589c.tar.xz | |
serial: core: Remove extra locking in uart_write()
uart_start() only claims the port->lock to call __uart_start(),
which does the actual processing. Eliminate the extra acquire/release
in uart_write(); call __uart_start() directly with port->lock already
held.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/uapi/linux')
0 files changed, 0 insertions, 0 deletions