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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-01-30 16:08:42 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-02-08 16:10:46 +0300 |
| commit | 540d4d34bef4ec58aba12b159030492616d6f54e (patch) | |
| tree | 27d877d754c926b45a0b8f9297c27ef39852a9b1 /arch/powerpc/include/asm/interrupt.h | |
| parent | a008f8f9fd67ffb13d906ef4ea6235a3d62dfdb6 (diff) | |
| download | linux-540d4d34bef4ec58aba12b159030492616d6f54e.tar.xz | |
powerpc/64: context tracking move to interrupt wrappers
This moves exception_enter/exit calls to wrapper functions for
synchronous interrupts. More interrupt handlers are covered by
this than previously.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210130130852.2952424-33-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/include/asm/interrupt.h')
| -rw-r--r-- | arch/powerpc/include/asm/interrupt.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/interrupt.h b/arch/powerpc/include/asm/interrupt.h index 488bdd5bd922..e65ce3e2b071 100644 --- a/arch/powerpc/include/asm/interrupt.h +++ b/arch/powerpc/include/asm/interrupt.h @@ -7,10 +7,16 @@ #include <asm/ftrace.h> struct interrupt_state { +#ifdef CONFIG_PPC64 + enum ctx_state ctx_state; +#endif }; static inline void interrupt_enter_prepare(struct pt_regs *regs, struct interrupt_state *state) { +#ifdef CONFIG_PPC64 + state->ctx_state = exception_enter(); +#endif } /* @@ -29,6 +35,9 @@ static inline void interrupt_enter_prepare(struct pt_regs *regs, struct interrup */ static inline void interrupt_exit_prepare(struct pt_regs *regs, struct interrupt_state *state) { +#ifdef CONFIG_PPC64 + exception_exit(state->ctx_state); +#endif } static inline void interrupt_async_enter_prepare(struct pt_regs *regs, struct interrupt_state *state) |