diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2022-11-27 22:49:27 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-12-02 17:54:07 +1100 |
| commit | d6aee468e4ecbfec46a3eafae4d31d6efc0d4da4 (patch) | |
| tree | 0fcdfdc0fa7b4c47a7b2a719c312dc34fe7e17cc /arch/powerpc/include | |
| parent | 5017b45946722bdd20ac255c9ae7273b78d1f12e (diff) | |
| download | linux-d6aee468e4ecbfec46a3eafae4d31d6efc0d4da4.tar.bz2 | |
powerpc/64: Remove asm interrupt tracing call helpers
These are now unused. Remove.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221127124942.1665522-3-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/include')
| -rw-r--r-- | arch/powerpc/include/asm/irqflags.h | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/arch/powerpc/include/asm/irqflags.h b/arch/powerpc/include/asm/irqflags.h index 1a6c1ce17735..47d46712928a 100644 --- a/arch/powerpc/include/asm/irqflags.h +++ b/arch/powerpc/include/asm/irqflags.h @@ -11,64 +11,6 @@ */ #include <asm/hw_irq.h> -#else -#ifdef CONFIG_TRACE_IRQFLAGS -#ifdef CONFIG_IRQSOFF_TRACER -/* - * Since the ftrace irqsoff latency trace checks CALLER_ADDR1, - * which is the stack frame here, we need to force a stack frame - * in case we came from user space. - */ -#define TRACE_WITH_FRAME_BUFFER(func) \ - mflr r0; \ - stdu r1, -STACK_FRAME_OVERHEAD(r1); \ - std r0, 16(r1); \ - stdu r1, -STACK_FRAME_OVERHEAD(r1); \ - bl func; \ - ld r1, 0(r1); \ - ld r1, 0(r1); -#else -#define TRACE_WITH_FRAME_BUFFER(func) \ - bl func; -#endif - -/* - * These are calls to C code, so the caller must be prepared for volatiles to - * be clobbered. - */ -#define TRACE_ENABLE_INTS TRACE_WITH_FRAME_BUFFER(trace_hardirqs_on) -#define TRACE_DISABLE_INTS TRACE_WITH_FRAME_BUFFER(trace_hardirqs_off) - -/* - * This is used by assembly code to soft-disable interrupts first and - * reconcile irq state. - * - * NB: This may call C code, so the caller must be prepared for volatiles to - * be clobbered. - */ -#define RECONCILE_IRQ_STATE(__rA, __rB) \ - lbz __rA,PACAIRQSOFTMASK(r13); \ - lbz __rB,PACAIRQHAPPENED(r13); \ - andi. __rA,__rA,IRQS_DISABLED; \ - li __rA,IRQS_DISABLED; \ - ori __rB,__rB,PACA_IRQ_HARD_DIS; \ - stb __rB,PACAIRQHAPPENED(r13); \ - bne 44f; \ - stb __rA,PACAIRQSOFTMASK(r13); \ - TRACE_DISABLE_INTS; \ -44: - -#else -#define TRACE_ENABLE_INTS -#define TRACE_DISABLE_INTS - -#define RECONCILE_IRQ_STATE(__rA, __rB) \ - lbz __rA,PACAIRQHAPPENED(r13); \ - li __rB,IRQS_DISABLED; \ - ori __rA,__rA,PACA_IRQ_HARD_DIS; \ - stb __rB,PACAIRQSOFTMASK(r13); \ - stb __rA,PACAIRQHAPPENED(r13) -#endif #endif #endif |