Commit f9e464a5 authored May 09, 2013 by Mark Brown

regmap: debugfs: Don't mark lockdep as broken due to debugfs write

A register write to hardware is reasonably unlikely to cause locking
dependency issues, the reason we're tainting is that unexpected changes
in the hardware configuration may confuse drivers.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

parent 68e850d8

drivers/base/regmap/regmap-debugfs.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -281,7 +281,7 @@ static ssize_t regmap_map_write_file(struct file *file,
		return -EINVAL;

		/* Userspace has been fiddling around behind the kernel's back */
		add_taint(TAINT_USER, LOCKDEP_NOW_UNRELIABLE);
		add_taint(TAINT_USER, LOCKDEP_STILL_OK);

		ret = regmap_write(map, reg, value);
		if (ret < 0)