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| author |   Sergey Organov <sorganov@gmail.com> | 2019-08-28 21:37:51 +0300 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-09-04 12:43:55 +0200 |
| commit | 2eda5345e4ef61b35101b4fef58417a41d8d53fd (patch) | |
| tree | 0b0cfa5dca79ed8ab82a0ca1f91a8e336c401bfa /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | tty: max310x: fix off-by-one buffer access when storing overrun (diff) | |
| download | linux-dev-2eda5345e4ef61b35101b4fef58417a41d8d53fd.tar.xz linux-dev-2eda5345e4ef61b35101b4fef58417a41d8d53fd.zip | |
serial: imx: get rid of unbounded busy-waiting loop
imx_set_termios(): remove busy-waiting "drain Tx FIFO" loop. Worse
yet, it was potentially unbounded wait due to RTS/CTS (hardware)
handshake.
Let user space ensure draining is done before termios change, if
draining is needed in the first place.
Signed-off-by: Sergey Organov <sorganov@gmail.com>
Link: https://lore.kernel.org/r/1567017475-11919-2-git-send-email-sorganov@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions