diff options
author | Olof Johansson <olof@lixom.net> | 2013-02-05 14:06:09 -0800 |
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committer | Olof Johansson <olof@lixom.net> | 2013-02-05 14:06:25 -0800 |
commit | 61cfd8736040dd2d620278fb11c6c4acfeb041c9 (patch) | |
tree | a3191d768acd36a5aff52eabe0892860dfd96730 /drivers/devfreq/devfreq.c | |
parent | 7960ba89ca518ec99d2a937907f445a26b2a1628 (diff) | |
parent | 7dc0f27ea43151889ae762d321e4068dd90cd9e2 (diff) |
Merge tag 'omap-for-v3.9/board-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/boards
From Tony Lindgren:
Minimal updates to OMAP board-*.c files while converting
things to device tree based booting.
* tag 'omap-for-v3.9/board-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP2+: omap2plus_defconfig: enable omap1 rtc
RX-51: Register twl4030-madc device
RX-51: Add leds lp5523 names from Maemo 5 2.6.28 kernel
ARM: OMAP2+: AM33XX: omap2plus_defconfig: Add support for few drivers
ARM: OMAP1: nokia770: enable CBUS/Retu
ARM: OMAP2+: omap2plus_defconfig: enable CMA allocator
ARM: OMAP2+: omap2plus_defconfig: enable TFP410 chip support
ARM: OMAP3: igep0020: simplify GPIO LEDs dependencies
ARM: OMAP2+: craneboard: support the TPS65910 PMU
ARM: OMAP2+: craneboard: support NAND device
ARM: OMAP3: cm-t3517: add MMC support
ARM: OMAP2+: Remove apollon board support
+ Linux 3.8-rc6
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'drivers/devfreq/devfreq.c')
-rw-r--r-- | drivers/devfreq/devfreq.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c index 53766f39aad..3b367973a80 100644 --- a/drivers/devfreq/devfreq.c +++ b/drivers/devfreq/devfreq.c @@ -994,6 +994,11 @@ module_exit(devfreq_exit); * @freq: The frequency given to target function * @flags: Flags handed from devfreq framework. * + * Locking: This function must be called under rcu_read_lock(). opp is a rcu + * protected pointer. The reason for the same is that the opp pointer which is + * returned will remain valid for use with opp_get_{voltage, freq} only while + * under the locked area. The pointer returned must be used prior to unlocking + * with rcu_read_unlock() to maintain the integrity of the pointer. */ struct opp *devfreq_recommended_opp(struct device *dev, unsigned long *freq, u32 flags) |