diff options
| author | Michael Neuling <mikey@neuling.org> | 2013-02-13 16:21:32 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-02-15 16:58:50 +1100 |
| commit | 8b3c34cf0e0ab334a24aad7367cd06a5ba09a898 (patch) | |
| tree | a0dbebeaee859a25117559f7a4aff9c59224d847 /arch/powerpc/kernel/process.c | |
| parent | f4c3aff2230bfe696a0683073b77446248d7895c (diff) | |
powerpc: New macros for transactional memory support
This adds new macros for saving and restoring checkpointed architected state
from and to the thread_struct.
It also adds some debugging macros for when your brain explodes trying to debug
your transactional memory enabled kernel.
Signed-off-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/process.c')
| -rw-r--r-- | arch/powerpc/kernel/process.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 96e31de89b43..b0a0321e4bb6 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -57,6 +57,13 @@ #include <linux/kprobes.h> #include <linux/kdebug.h> +/* Transactional Memory debug */ +#ifdef TM_DEBUG_SW +#define TM_DEBUG(x...) printk(KERN_INFO x) +#else +#define TM_DEBUG(x...) do { } while(0) +#endif + extern unsigned long _get_SP(void); #ifndef CONFIG_SMP |