From 245e0f743d814c9ff2d1c748175e321301eb16cf Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= Date: Thu, 2 May 2019 05:28:08 +0100 Subject: [PATCH] x86/fpu: Export __kernel_fpu_{begin,end}() This partially undo commit: 12209993 x86/fpu: Don't export __kernel_fpu_{begin,end}() We need this symbol in zfs for AES-NI/AVX support. --- arch/x86/include/asm/fpu/api.h | 2 ++ arch/x86/kernel/fpu/core.c | 6 ++++-- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/fpu/api.h b/arch/x86/include/asm/fpu/api.h index b56d504af6545..7d53388d266ea 100644 --- a/arch/x86/include/asm/fpu/api.h +++ b/arch/x86/include/asm/fpu/api.h @@ -18,6 +18,8 @@ * If you intend to use the FPU in softirq you need to check first with * irq_fpu_usable() if it is possible. */ +extern void __kernel_fpu_begin(void); +extern void __kernel_fpu_end(void); extern void kernel_fpu_begin(void); extern void kernel_fpu_end(void); extern bool irq_fpu_usable(void); diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 2e5003fef51a9..2ea85b32421a0 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -93,7 +93,7 @@ bool irq_fpu_usable(void) } EXPORT_SYMBOL(irq_fpu_usable); -static void __kernel_fpu_begin(void) +void __kernel_fpu_begin(void) { struct fpu *fpu = ¤t->thread.fpu; @@ -111,8 +111,9 @@ static void __kernel_fpu_begin(void) __cpu_invalidate_fpregs_state(); } } +EXPORT_SYMBOL(__kernel_fpu_begin); -static void __kernel_fpu_end(void) +void __kernel_fpu_end(void) { struct fpu *fpu = ¤t->thread.fpu; @@ -121,6 +122,7 @@ static void __kernel_fpu_end(void) kernel_fpu_enable(); } +EXPORT_SYMBOL(__kernel_fpu_end); void kernel_fpu_begin(void) {