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authorCyril Bur2016-09-23 08:18:26 +0200
committerMichael Ellerman2016-10-04 11:33:16 +0200
commitd986d6f4d0ee30ad096ed7e59670f56ca8f23b57 (patch)
tree1a517229f3f1b57bdd1ddf4798dea6709b9b6cb5 /arch/powerpc/kernel/fpu.S
parentpowerpc: tm: Rename transct_(*) to ck(\1)_state (diff)
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powerpc: Remove do_load_up_transact_{fpu,altivec}
Previous rework of TM code leaves these functions unused Signed-off-by: Cyril Bur <cyrilbur@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/fpu.S')
-rw-r--r--arch/powerpc/kernel/fpu.S26
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/powerpc/kernel/fpu.S b/arch/powerpc/kernel/fpu.S
index 181c18707f08..08d14b096eb9 100644
--- a/arch/powerpc/kernel/fpu.S
+++ b/arch/powerpc/kernel/fpu.S
@@ -50,32 +50,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_VSX); \
#define REST_32FPVSRS(n,c,base) __REST_32FPVSRS(n,__REG_##c,__REG_##base)
#define SAVE_32FPVSRS(n,c,base) __SAVE_32FPVSRS(n,__REG_##c,__REG_##base)
-#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
-/* void do_load_up_transact_fpu(struct thread_struct *thread)
- *
- * This is similar to load_up_fpu but for the transactional version of the FP
- * register set. It doesn't mess with the task MSR or valid flags.
- * Furthermore, we don't do lazy FP with TM currently.
- */
-_GLOBAL(do_load_up_transact_fpu)
- mfmsr r6
- ori r5,r6,MSR_FP
-#ifdef CONFIG_VSX
-BEGIN_FTR_SECTION
- oris r5,r5,MSR_VSX@h
-END_FTR_SECTION_IFSET(CPU_FTR_VSX)
-#endif
- SYNC
- MTMSRD(r5)
-
- addi r7,r3,THREAD_CKFPSTATE
- lfd fr0,FPSTATE_FPSCR(r7)
- MTFSF_L(fr0)
- REST_32FPVSRS(0, R4, R7)
-
- blr
-#endif /* CONFIG_PPC_TRANSACTIONAL_MEM */
-
/*
* Load state from memory into FP registers including FPSCR.
* Assumes the caller has enabled FP in the MSR.