diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2013-06-15 09:36:10 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-23 16:47:09 -0700 |
| commit | e9975fdec0138f1b2a85b9624e41660abd9865d4 (patch) | |
| tree | 6c90bac37cfe6843b4e78cb9280aa10524da351d /drivers/usb/host/ehci-hcd.c | |
| parent | e8437d7ecbc50198705331449367d401ebb3181f (diff) | |
tty: Ensure single-threaded flip buffer consumer with mutex
The buffer work may race with parallel tty_buffer_flush. Use a
mutex to guarantee exclusive modify access to the head flip
buffer.
Remove the unneeded spin lock.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
0 files changed, 0 insertions, 0 deletions