diff options
Diffstat (limited to 'arch/x86/include/asm/paravirt.h')
-rw-r--r-- | arch/x86/include/asm/paravirt.h | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index da3a1ac82be5..cebec95a7124 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -52,11 +52,11 @@ void __init paravirt_set_cap(void); /* The paravirtualized I/O functions */ static inline void slow_down_io(void) { - pv_ops.cpu.io_delay(); + PVOP_VCALL0(cpu.io_delay); #ifdef REALLY_SLOW_IO - pv_ops.cpu.io_delay(); - pv_ops.cpu.io_delay(); - pv_ops.cpu.io_delay(); + PVOP_VCALL0(cpu.io_delay); + PVOP_VCALL0(cpu.io_delay); + PVOP_VCALL0(cpu.io_delay); #endif } @@ -113,12 +113,12 @@ static inline void __cpuid(unsigned int *eax, unsigned int *ebx, /* * These special macros can be used to get or set a debugging register */ -static inline unsigned long paravirt_get_debugreg(int reg) +static __always_inline unsigned long paravirt_get_debugreg(int reg) { return PVOP_CALL1(unsigned long, cpu.get_debugreg, reg); } #define get_debugreg(var, reg) var = paravirt_get_debugreg(reg) -static inline void set_debugreg(unsigned long val, int reg) +static __always_inline void set_debugreg(unsigned long val, int reg) { PVOP_VCALL2(cpu.set_debugreg, reg, val); } @@ -133,14 +133,14 @@ static inline void write_cr0(unsigned long x) PVOP_VCALL1(cpu.write_cr0, x); } -static inline unsigned long read_cr2(void) +static __always_inline unsigned long read_cr2(void) { return PVOP_ALT_CALLEE0(unsigned long, mmu.read_cr2, "mov %%cr2, %%rax;", ALT_NOT(X86_FEATURE_XENPV)); } -static inline void write_cr2(unsigned long x) +static __always_inline void write_cr2(unsigned long x) { PVOP_VCALL1(mmu.write_cr2, x); } @@ -653,10 +653,10 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu); * functions. */ #define PV_THUNK_NAME(func) "__raw_callee_save_" #func -#define PV_CALLEE_SAVE_REGS_THUNK(func) \ +#define __PV_CALLEE_SAVE_REGS_THUNK(func, section) \ extern typeof(func) __raw_callee_save_##func; \ \ - asm(".pushsection .text;" \ + asm(".pushsection " section ", \"ax\";" \ ".globl " PV_THUNK_NAME(func) ";" \ ".type " PV_THUNK_NAME(func) ", @function;" \ PV_THUNK_NAME(func) ":" \ @@ -669,6 +669,9 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu); ".size " PV_THUNK_NAME(func) ", .-" PV_THUNK_NAME(func) ";" \ ".popsection") +#define PV_CALLEE_SAVE_REGS_THUNK(func) \ + __PV_CALLEE_SAVE_REGS_THUNK(func, ".text") + /* Get a reference to a callee-save function */ #define PV_CALLEE_SAVE(func) \ ((struct paravirt_callee_save) { __raw_callee_save_##func }) @@ -678,23 +681,23 @@ bool __raw_callee_save___native_vcpu_is_preempted(long cpu); ((struct paravirt_callee_save) { func }) #ifdef CONFIG_PARAVIRT_XXL -static inline notrace unsigned long arch_local_save_flags(void) +static __always_inline unsigned long arch_local_save_flags(void) { return PVOP_ALT_CALLEE0(unsigned long, irq.save_fl, "pushf; pop %%rax;", ALT_NOT(X86_FEATURE_XENPV)); } -static inline notrace void arch_local_irq_disable(void) +static __always_inline void arch_local_irq_disable(void) { PVOP_ALT_VCALLEE0(irq.irq_disable, "cli;", ALT_NOT(X86_FEATURE_XENPV)); } -static inline notrace void arch_local_irq_enable(void) +static __always_inline void arch_local_irq_enable(void) { PVOP_ALT_VCALLEE0(irq.irq_enable, "sti;", ALT_NOT(X86_FEATURE_XENPV)); } -static inline notrace unsigned long arch_local_irq_save(void) +static __always_inline unsigned long arch_local_irq_save(void) { unsigned long f; |