tree 60746ff9efb1582daa7ed1ab5c80c9d23617fbc6
parent 56fb1c74f3bda1c0100fc3e9a7888c229174f9a4
author Takashi Iwai <tiwai@suse.de> 1395143913 +0100
committer Mark Brown <broonie@linaro.org> 1395146245 +0000

regmap: Fix possible sleep-in-atomic in regmap_bulk_write()

regmap deploys the spinlock for the protection when set up in fast_io
mode.  This may lead to sleep-in-atomic by memory allocation with
GFP_KERNEL in regmap_bulk_write().  This patch fixes it by moving the
allocation out of the lock.

[Fix excessively large locked region -- broonie]

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@linaro.org>