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serial: 8250_exar: Replace msleep(1) with usleep_range()
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Mon, 5 Aug 2019 14:25:35 +0000 (17:25 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 4 Sep 2019 10:43:51 +0000 (12:43 +0200)
commit3f72879e005ecec835ec75f7d8455c04b29de045
treeaa767e7b1329a4822f2cb105c4d68409c5d5f914tree | snapshot
parent653d00c8d0f14b5aec8804b8ab107d5ac70b4a12commit | diff
serial: 8250_exar: Replace msleep(1) with usleep_range()

As explained in Documentation/timers/timers-howto.rst
the small amount of milliseconds sometimes produces
much longer delays.

Replace msleep(1) with usleep_range(1000, 1100).

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20190805142535.21948-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/8250/8250_exar.c diff | blob | history