On Mon, Jun 19, 2006 at 03:05:47PM -0700, Andrew Morton wrote:
> Heiko Carstens <[email protected]> wrote:
> >
> > config DEBUG_SPINLOCK_ALLOC
> > bool "Spinlock debugging: detect incorrect freeing of live spinlocks"
> > - depends on DEBUG_SPINLOCK && X86
> > + depends on DEBUG_SPINLOCK && (X86 || S390)
>
> Can we please stomp this out before it starts to look like
> CONFIG_FRAME_POINTER?
>
> We should define CONFIG_ARCH_SUPPORTS_LOCKDEP down in
> arch/[i386|x86_64|s390]/Kconfig and use that in lib/Kconfig.debug.
How about this:
From: Heiko Carstens <[email protected]>
Add LOCKDEP_SUPPORT config option per architecture.
Cc: Ingo Molnar <[email protected]>
Cc: Arjan van de Ven <[email protected]>
Signed-off-by: Heiko Carstens <[email protected]>
---
arch/i386/Kconfig.debug | 4 ++++
arch/s390/Kconfig.debug | 4 ++++
arch/x86_64/Kconfig.debug | 4 ++++
lib/Kconfig.debug | 10 +++++-----
4 files changed, 17 insertions(+), 5 deletions(-)
Index: linux-2.6.17-mm1/arch/i386/Kconfig.debug
===================================================================
--- linux-2.6.17-mm1.orig/arch/i386/Kconfig.debug
+++ linux-2.6.17-mm1/arch/i386/Kconfig.debug
@@ -4,6 +4,10 @@ config TRACE_IRQFLAGS_SUPPORT
bool
default y
+config LOCKDEP_SUPPORT
+ bool
+ default y
+
source "lib/Kconfig.debug"
config EARLY_PRINTK
Index: linux-2.6.17-mm1/arch/s390/Kconfig.debug
===================================================================
--- linux-2.6.17-mm1.orig/arch/s390/Kconfig.debug
+++ linux-2.6.17-mm1/arch/s390/Kconfig.debug
@@ -4,6 +4,10 @@ config TRACE_IRQFLAGS_SUPPORT
bool
default y
+config LOCKDEP_SUPPORT
+ bool
+ default y
+
source "lib/Kconfig.debug"
endmenu
Index: linux-2.6.17-mm1/arch/x86_64/Kconfig.debug
===================================================================
--- linux-2.6.17-mm1.orig/arch/x86_64/Kconfig.debug
+++ linux-2.6.17-mm1/arch/x86_64/Kconfig.debug
@@ -4,6 +4,10 @@ config TRACE_IRQFLAGS_SUPPORT
bool
default y
+config LOCKDEP_SUPPORT
+ bool
+ default y
+
source "lib/Kconfig.debug"
config DEBUG_RODATA
Index: linux-2.6.17-mm1/lib/Kconfig.debug
===================================================================
--- linux-2.6.17-mm1.orig/lib/Kconfig.debug
+++ linux-2.6.17-mm1/lib/Kconfig.debug
@@ -159,7 +159,7 @@ config DEBUG_SPINLOCK
config DEBUG_SPINLOCK_ALLOC
bool "Spinlock debugging: detect incorrect freeing of live spinlocks"
- depends on DEBUG_SPINLOCK && (X86 || S390)
+ depends on LOCKDEP_SUPPORT && DEBUG_SPINLOCK
select LOCKDEP
help
This feature will check whether any held spinlock is incorrectly
@@ -208,7 +208,7 @@ config PROVE_SPIN_LOCKING
config DEBUG_RWLOCK_ALLOC
bool "rw-lock debugging: detect incorrect freeing of live rwlocks"
- depends on DEBUG_SPINLOCK && (X86 || S390)
+ depends on LOCKDEP_SUPPORT && DEBUG_SPINLOCK
select LOCKDEP
help
This feature will check whether any held rwlock is incorrectly
@@ -265,7 +265,7 @@ config DEBUG_MUTEXES
config DEBUG_MUTEX_ALLOC
bool "Mutex debugging: detect incorrect freeing of live mutexes"
- depends on DEBUG_MUTEXES && (X86 || S390)
+ depends on LOCKDEP_SUPPORT && DEBUG_MUTEXES
select LOCKDEP
help
This feature will check whether any held mutex is incorrectly
@@ -321,7 +321,7 @@ config DEBUG_RWSEMS
config DEBUG_RWSEM_ALLOC
bool "rwsem debugging: detect incorrect freeing of live rwsems"
- depends on DEBUG_RWSEMS && (X86 || S390)
+ depends on LOCKDEP_SUPPORT && DEBUG_RWSEMS
select LOCKDEP
help
This feature will check whether any held rwsem is incorrectly
@@ -373,7 +373,7 @@ config LOCKDEP
select FRAME_POINTER
select KALLSYMS
select KALLSYMS_ALL
- depends on X86 || S390
+ depends on LOCKDEP_SUPPORT
config DEBUG_NON_NESTED_UNLOCKS
bool "Detect non-nested unlocks"
-
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