Hi;
In menuconfig, General setup -> Irq subsystem contains two
possible menu-items. Sometimes, neither menu-item exists. This
patch prevents the Irq susystem menu from appearing at all unless it
will contain at least one menu-item, preventing a confusing, empty menu.
--- linux-3.7-rc8/kernel/irq/Kconfig.orig 2012-12-05 20:59:00.963707538
-0500
+++ linux-3.7-rc8/kernel/irq/Kconfig 2012-12-05 21:00:18.454788693 -0500
@@ -3,7 +3,6 @@ config HAVE_GENERIC_HARDIRQS
bool
if HAVE_GENERIC_HARDIRQS
-menu "IRQ subsystem"
#
# Interrupt subsystem related configuration options
#
@@ -56,6 +55,13 @@ config GENERIC_IRQ_CHIP
config IRQ_DOMAIN
bool
+# Support forced irq threading
+config IRQ_FORCED_THREADING
+ bool
+
+menu "IRQ subsystem"
+ depends on ( IRQ_DOMAIN && DEBUG_FS ) || MAY_HAVE_SPARSE_IRQ
+
config IRQ_DOMAIN_DEBUG
bool "Expose hardware/virtual IRQ mapping via debugfs"
depends on IRQ_DOMAIN && DEBUG_FS
@@ -66,10 +72,6 @@ config IRQ_DOMAIN_DEBUG
If you don't know what this means you don't need it.
-# Support forced irq threading
-config IRQ_FORCED_THREADING
- bool
-
config SPARSE_IRQ
bool "Support sparse irq numbering" if MAY_HAVE_SPARSE_IRQ
---help---
Signed-off-by: Paul Thompson <set.mailingl...@gmail.com>
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