[APPLIED] Re: [Maverick] pull-request: mmc: fix all hangs related to mmc/sd card insert/removal during

John Rigby john.rigby at canonical.com
Wed Sep 8 22:06:49 UTC 2010


This patch causes build breakage if CONFIG_PM=n.  Upstream fix below.

 From c97526d61aa4457e349a6e0086c02914c88f6873 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= <u.kleine-koenig at pengutronix.de>
Date: Wed, 18 Aug 2010 09:25:38 -0700
Subject: [PATCH] mmc: build fix: mmc_pm_notify is only available with 
CONFIG_PM=y
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This fixes a build breakage introduced by commit 4c2ef25fe0b8 ("mmc: fix
all hangs related to mmc/sd card insert/removal during suspend/resume")

Cc: David Brownell <david-b at pacbell.net>
Cc: Alan Stern <stern at rowland.harvard.edu>
Cc: linux-mmc at vger.kernel.org
Cc: Andrew Morton <akpm at linux-foundation.org>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
Acked-by: Kukjin Kim <kgene.kim at samsung.com>
Acked-by: Maxim Levitsky <maximlevitsky at gmail.com>
Acked-by: Randy Dunlap <randy.dunlap at oracle.com>
Signed-off-by: Linus Torvalds <torvalds at linux-foundation.org>
(cherry picked from commit 81ca03a0e2ea0207b2df80e0edcf4c775c07a505)
---
  drivers/mmc/core/host.c |    2 ++
  1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 0efe631..d80cfdc 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -86,7 +86,9 @@ struct mmc_host *mmc_alloc_host(int extra, struct 
device *dev)
         init_waitqueue_head(&host->wq);
         INIT_DELAYED_WORK(&host->detect, mmc_rescan);
         INIT_DELAYED_WORK_DEFERRABLE(&host->disable, 
mmc_host_deeper_disable);
+#ifdef CONFIG_PM
         host->pm_notify.notifier_call = mmc_pm_notify;
+#endif

         /*
          * By default, hosts do not support SGIO or large requests.
-- 
1.7.0.4






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