diff options
Diffstat (limited to 'arch/ia64/include')
| -rw-r--r-- | arch/ia64/include/asm/paravirt_privop.h | 22 | ||||
| -rw-r--r-- | arch/ia64/include/asm/xen/privop.h | 2 |
2 files changed, 20 insertions, 4 deletions
diff --git a/arch/ia64/include/asm/paravirt_privop.h b/arch/ia64/include/asm/paravirt_privop.h index 4e40e62c4ab..3d2951130b5 100644 --- a/arch/ia64/include/asm/paravirt_privop.h +++ b/arch/ia64/include/asm/paravirt_privop.h @@ -33,7 +33,7 @@ */ struct pv_cpu_ops { - void (*fc)(unsigned long addr); + void (*fc)(void *addr); unsigned long (*thash)(unsigned long addr); unsigned long (*get_cpuid)(int index); unsigned long (*get_pmd)(int index); @@ -248,7 +248,7 @@ void paravirt_cpu_asm_init(const struct pv_cpu_asm_switch *cpu_asm_switch); "r15", "r16", "r17" #define PARAVIRT_REG_CLOBBERS1 \ - "r2","r3", /*"r8",*/ "r9", "r10", "r11", "r14", \ + "r2","r3", /*"r8",*/ "r9", "r10", "r11", "r14", \ "r15", "r16", "r17" #define PARAVIRT_REG_CLOBBERS2 \ @@ -330,6 +330,15 @@ void paravirt_cpu_asm_init(const struct pv_cpu_asm_switch *cpu_asm_switch); : PARAVIRT_OP(op), "0"(__##arg1) \ : PARAVIRT_CLOBBERS1) +#define PARAVIRT_BR1_VOID(op, type, arg1) \ + register void *__##arg1 asm ("r8") = arg1; \ + register unsigned long ia64_clobber asm ("r8"); \ + asm volatile (paravirt_alt_bundle(__PARAVIRT_BR, \ + PARAVIRT_TYPE(type)) \ + : "=r"(ia64_clobber) \ + : PARAVIRT_OP(op), "0"(__##arg1) \ + : PARAVIRT_CLOBBERS1) + #define PARAVIRT_BR2(op, type, arg1, arg2) \ register unsigned long __##arg1 asm ("r8") = arg1; \ register unsigned long __##arg2 asm ("r9") = arg2; \ @@ -357,6 +366,13 @@ void paravirt_cpu_asm_init(const struct pv_cpu_asm_switch *cpu_asm_switch); return ia64_intri_res; \ } +#define PARAVIRT_DEFINE_CPU_OP1_VOID(op, type) \ + static inline void \ + paravirt_ ## op (void *arg1) \ + { \ + PARAVIRT_BR1_VOID(op, type, arg1); \ + } + #define PARAVIRT_DEFINE_CPU_OP1(op, type) \ static inline void \ paravirt_ ## op (unsigned long arg1) \ @@ -381,7 +397,7 @@ void paravirt_cpu_asm_init(const struct pv_cpu_asm_switch *cpu_asm_switch); } -PARAVIRT_DEFINE_CPU_OP1(fc, FC); +PARAVIRT_DEFINE_CPU_OP1_VOID(fc, FC); PARAVIRT_DEFINE_CPU_OP1_RET(thash, THASH) PARAVIRT_DEFINE_CPU_OP1_RET(get_cpuid, GET_CPUID) PARAVIRT_DEFINE_CPU_OP1_RET(get_pmd, GET_PMD) diff --git a/arch/ia64/include/asm/xen/privop.h b/arch/ia64/include/asm/xen/privop.h index e5fbaeeb161..fb4ec5e0b06 100644 --- a/arch/ia64/include/asm/xen/privop.h +++ b/arch/ia64/include/asm/xen/privop.h @@ -69,7 +69,7 @@ * may have different semantics depending on whether they are executed * at PL0 vs PL!=0. When paravirtualized, these instructions mustn't * be allowed to execute directly, lest incorrect semantics result. */ -extern void xen_fc(unsigned long addr); +extern void xen_fc(void *addr); extern unsigned long xen_thash(unsigned long addr); /* Note that "ttag" and "cover" are also privilege-sensitive; "ttag" |