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/asm-offsets.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/asm-offsets.c')
| -rw-r--r-- | arch/powerpc/kernel/asm-offsets.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index e295a09b1f0..0fdc97496d7 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -125,6 +125,29 @@ int main(void) #ifdef CONFIG_PPC_BOOK3S_64 DEFINE(THREAD_TAR, offsetof(struct thread_struct, tar)); #endif +#ifdef CONFIG_PPC_TRANSACTIONAL_MEM + DEFINE(THREAD_TM_TFHAR, offsetof(struct thread_struct, tm_tfhar)); + DEFINE(THREAD_TM_TEXASR, offsetof(struct thread_struct, tm_texasr)); + DEFINE(THREAD_TM_TFIAR, offsetof(struct thread_struct, tm_tfiar)); + DEFINE(PT_CKPT_REGS, offsetof(struct thread_struct, ckpt_regs)); + DEFINE(THREAD_TRANSACT_VR0, offsetof(struct thread_struct, + transact_vr[0])); + DEFINE(THREAD_TRANSACT_VSCR, offsetof(struct thread_struct, + transact_vscr)); + DEFINE(THREAD_TRANSACT_VRSAVE, offsetof(struct thread_struct, + transact_vrsave)); + DEFINE(THREAD_TRANSACT_FPR0, offsetof(struct thread_struct, + transact_fpr[0])); + DEFINE(THREAD_TRANSACT_FPSCR, offsetof(struct thread_struct, + transact_fpscr)); +#ifdef CONFIG_VSX + DEFINE(THREAD_TRANSACT_VSR0, offsetof(struct thread_struct, + transact_fpr[0])); +#endif + /* Local pt_regs on stack for Transactional Memory funcs. */ + DEFINE(TM_FRAME_SIZE, STACK_FRAME_OVERHEAD + + sizeof(struct pt_regs) + 16); +#endif /* CONFIG_PPC_TRANSACTIONAL_MEM */ DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags)); |