linux-kernel - [PATCH] irq: Always define devm_{request_threaded,free}

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Date:	Thu, 15 Aug 2013 22:38:37 +0200
From:	Ben Hutchings <ben@...adent.org.uk>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] irq: Always define devm_{request_threaded,free}_irq()

These functions are currently defined only if CONFIG_GENERIC_HARDIRQS
is enabled.  But they may still be needed on architectures with their
own IRQ management (e.g. s390).

References: https://buildd.debian.org/status/fetch.php?pkg=linux&arch=s390&ver=3.11%7Erc4-1%7Eexp1&stamp=1376009959
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 kernel/Makefile     | 2 +-
 kernel/irq/Makefile | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/kernel/Makefile b/kernel/Makefile
index 35ef118..ed2c9a9 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -79,7 +79,7 @@ obj-$(CONFIG_KPROBES) += kprobes.o
 obj-$(CONFIG_KGDB) += debug/
 obj-$(CONFIG_DETECT_HUNG_TASK) += hung_task.o
 obj-$(CONFIG_LOCKUP_DETECTOR) += watchdog.o
-obj-$(CONFIG_GENERIC_HARDIRQS) += irq/
+obj-y += irq/
 obj-$(CONFIG_SECCOMP) += seccomp.o
 obj-$(CONFIG_RCU_TORTURE_TEST) += rcutorture.o
 obj-$(CONFIG_TREE_RCU) += rcutree.o
diff --git a/kernel/irq/Makefile b/kernel/irq/Makefile
index fff1738..639b2e1 100644
--- a/kernel/irq/Makefile
+++ b/kernel/irq/Makefile
@@ -1,8 +1,10 @@
-
-obj-y := irqdesc.o handle.o manage.o spurious.o resend.o chip.o dummychip.o devres.o
+obj-y += devres.o
+ifdef CONFIG_GENERIC_HARDIRQS
+obj-y += irqdesc.o handle.o manage.o spurious.o resend.o chip.o dummychip.o
 obj-$(CONFIG_GENERIC_IRQ_CHIP) += generic-chip.o
 obj-$(CONFIG_GENERIC_IRQ_PROBE) += autoprobe.o
 obj-$(CONFIG_IRQ_DOMAIN) += irqdomain.o
 obj-$(CONFIG_PROC_FS) += proc.o
 obj-$(CONFIG_GENERIC_PENDING_IRQ) += migration.o
 obj-$(CONFIG_PM_SLEEP) += pm.o
+endif


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