[PATCH] powerpc: define empty enable_kernel_vsx() when CONFIG_VSX=n
From: <hidden>
Date: 2015-09-08 18:13:37
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
From: Tim Gardner <redacted>
commit 72cd7b44bc99 ("powerpc: Uncomment and make enable_kernel_vsx()
routine available") neglected to define an empty inline replacement for
enable_kernel_vsx() when CONFIG_VSX=n.
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <redacted>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Leonidas Da Silva Barbosa <redacted>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Tim Gardner <redacted>
---
arch/powerpc/include/asm/switch_to.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h
index 15cca17..dea61a0 100644
--- a/arch/powerpc/include/asm/switch_to.h
+++ b/arch/powerpc/include/asm/switch_to.h@@ -29,7 +29,6 @@ static inline void save_early_sprs(struct thread_struct *prev) {} extern void enable_kernel_fp(void); extern void enable_kernel_altivec(void); -extern void enable_kernel_vsx(void); extern int emulate_altivec(struct pt_regs *); extern void __giveup_vsx(struct task_struct *); extern void giveup_vsx(struct task_struct *);
@@ -69,10 +68,14 @@ static inline void giveup_altivec(struct task_struct *t) #ifdef CONFIG_VSX extern void flush_vsx_to_thread(struct task_struct *); +extern void enable_kernel_vsx(void); #else static inline void flush_vsx_to_thread(struct task_struct *t) { } +static inline void enable_kernel_vsx(void) +{ +} #endif #ifdef CONFIG_SPE
--
1.9.1