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| author |   Peter Hurley <peter@hurleysoftware.com> | 2015-01-22 12:24:31 -0500 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-02-02 10:11:27 -0800 |
| commit | e9cef8625e997a5ade9cddd2d501257dfee7cb62 (patch) | |
| tree | b76b44f9d048028855a3233e02c1d03515b87676 /kernel | |
| parent | serial: 8250: Use canary to restart console after suspend (diff) | |
| download | linux-dev-e9cef8625e997a5ade9cddd2d501257dfee7cb62.tar.xz linux-dev-e9cef8625e997a5ade9cddd2d501257dfee7cb62.zip | |
serial: 8250: Prevent concurrent updates to shadow registers
The port shadow registers, ->fcr and ->mcr, must be protected from
concurrent updates. Relocate the shadow register updates in
serial8250_do_set_termios() to the port lock critical section.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions