From 03c2dc0ec31661e03ea619d736ed2afae13e6965 Mon Sep 17 00:00:00 2001 From: Ming Lei Date: Sat, 4 Aug 2012 12:01:24 +0800 Subject: [PATCH] --- yaml --- r: 324373 b: refs/heads/master c: 6f21a62a58bc3c80cd8b05cacb55003cccd4863e h: refs/heads/master i: 324371: b1fb9fbc26e040218947c1ff0918e83eeab015b2 v: v3 --- [refs] | 2 +- trunk/drivers/base/firmware_class.c | 10 +++++++--- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/[refs] b/[refs] index 7dc1a3a27e80..515249f8fd2d 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 0cfc1e1e7b5347b4b6df1212f365ce6620bdd98f +refs/heads/master: 6f21a62a58bc3c80cd8b05cacb55003cccd4863e diff --git a/trunk/drivers/base/firmware_class.c b/trunk/drivers/base/firmware_class.c index 7d3a83bb1318..a47266ccfc60 100644 --- a/trunk/drivers/base/firmware_class.c +++ b/trunk/drivers/base/firmware_class.c @@ -846,9 +846,13 @@ static void request_firmware_work_func(struct work_struct *work) * * Caller must hold the reference count of @device. * - * Asynchronous variant of request_firmware() for user contexts where - * it is not possible to sleep for long time. It can't be called - * in atomic contexts. + * Asynchronous variant of request_firmware() for user contexts: + * - sleep for as small periods as possible since it may + * increase kernel boot time of built-in device drivers + * requesting firmware in their ->probe() methods, if + * @gfp is GFP_KERNEL. + * + * - can't sleep at all if @gfp is GFP_ATOMIC. **/ int request_firmware_nowait(