This patch removes the following warnings and related ones.
Plus some cosmetics.
arch/ia64/kernel/patch.c:112: warning: passing argument 1 of 'paravirt_fc' makes integer from pointer without a cast
arch/ia64/kernel/patch.c:135: warning: passing argument 1 of 'paravirt_fc' makes integer from pointer without a cast
arch/ia64/kernel/patch.c:166: warning: passing argument 1 of 'paravirt_fc' makes integer from pointer without a cast
arch/ia64/kernel/patch.c:202: warning: passing argument 1 of 'paravirt_fc' makes integer from pointer without a cast
arch/ia64/kernel/patch.c:220: warning: passing argument 1 of 'paravirt_fc' makes integer from pointer without a cast
Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
---
arch/ia64/include/asm/paravirt_privop.h | 22 +++++++++++++++++++---
arch/ia64/include/asm/xen/privop.h | 2 +-
arch/ia64/kernel/paravirt.c | 22 +++++++++++++++++-----
arch/ia64/kernel/patch.c | 2 +-
arch/ia64/kvm/kvm-ia64.c | 2 +-
arch/ia64/kvm/vcpu.c | 2 +-
arch/ia64/xen/xen_pv_ops.c | 9 +++++++--
7 files changed, 47 insertions(+), 14 deletions(-)
diff --git a/arch/ia64/include/asm/paravirt_privop.h b/arch/ia64/include/asm/paravirt_privop.h
index 4e40e62..3d29511 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 e5fbaee..fb4ec5e 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"
diff --git a/arch/ia64/kernel/paravirt.c b/arch/ia64/kernel/paravirt.c
index 158d524..a21d7bb 100644
--- a/arch/ia64/kernel/paravirt.c
+++ b/arch/ia64/kernel/paravirt.c
@@ -70,7 +70,14 @@ struct pv_init_ops pv_init_ops =
ia64_native_ ## name ## _func(unsigned long arg) \
{ \
ia64_native_ ## name(arg); \
- } \
+ }
+
+#define DEFINE_VOID_FUNC1_VOID(name) \
+ static void \
+ ia64_native_ ## name ## _func(void *arg) \
+ { \
+ ia64_native_ ## name(arg); \
+ }
#define DEFINE_VOID_FUNC2(name) \
static void \
@@ -78,7 +85,7 @@ struct pv_init_ops pv_init_ops =
unsigned long arg1) \
{ \
ia64_native_ ## name(arg0, arg1); \
- } \
+ }
#define DEFINE_FUNC0(name) \
static unsigned long \
@@ -94,7 +101,7 @@ struct pv_init_ops pv_init_ops =
return ia64_native_ ## name(arg); \
} \
-DEFINE_VOID_FUNC1(fc);
+DEFINE_VOID_FUNC1_VOID(fc);
DEFINE_VOID_FUNC1(intrin_local_irq_restore);
DEFINE_VOID_FUNC2(ptcga);
@@ -308,6 +315,11 @@ ia64_native_setreg_func(int regnum, unsigned long val)
ia64_native_ ## name ## _func(unsigned long arg); \
__DEFINE_FUNC(name, code)
+#define DEFINE_VOID_FUNC1_VOID(name, code) \
+ extern void \
+ ia64_native_ ## name ## _func(void *arg); \
+ __DEFINE_FUNC(name, code)
+
#define DEFINE_VOID_FUNC2(name, code) \
extern void \
ia64_native_ ## name ## _func(unsigned long arg0, \
@@ -324,8 +336,8 @@ ia64_native_setreg_func(int regnum, unsigned long val)
ia64_native_ ## name ## _func(type arg); \
__DEFINE_FUNC(name, code)
-DEFINE_VOID_FUNC1(fc,
- "fc r8\n");
+DEFINE_VOID_FUNC1_VOID(fc,
+ "fc r8\n");
DEFINE_VOID_FUNC1(intrin_local_irq_restore,
";;\n"
" cmp.ne p6, p7 = r8, r0\n"
diff --git a/arch/ia64/kernel/patch.c b/arch/ia64/kernel/patch.c
index 64c6f95..68a1311 100644
--- a/arch/ia64/kernel/patch.c
+++ b/arch/ia64/kernel/patch.c
@@ -249,7 +249,7 @@ void ia64_patch_phys_stack_reg(unsigned long val)
while (offp < end) {
ip = (u64) offp + *offp;
ia64_patch(ip, mask, imm);
- ia64_fc(ip);
+ ia64_fc((void *)ip);
++offp;
}
ia64_sync_i();
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 28f9820..0344c66 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -70,7 +70,7 @@ static void kvm_flush_icache(unsigned long start, unsigned long len)
int l;
for (l = 0; l < (len + 32); l += 32)
- ia64_fc(start + l);
+ ia64_fc((void *)(start + l));
ia64_sync_i();
ia64_srlz_i();
diff --git a/arch/ia64/kvm/vcpu.c b/arch/ia64/kvm/vcpu.c
index ecd526b..6839a52 100644
--- a/arch/ia64/kvm/vcpu.c
+++ b/arch/ia64/kvm/vcpu.c
@@ -390,7 +390,7 @@ void set_rse_reg(struct kvm_pt_regs *regs, unsigned long r1,
else
*rnat_addr = (*rnat_addr) & (~nat_mask);
- ia64_setreg(_IA64_REG_AR_BSPSTORE, bspstore);
+ ia64_setreg(_IA64_REG_AR_BSPSTORE, (unsigned long)bspstore);
ia64_setreg(_IA64_REG_AR_RNAT, rnat);
}
local_irq_restore(psr);
diff --git a/arch/ia64/xen/xen_pv_ops.c b/arch/ia64/xen/xen_pv_ops.c
index bf3c74c..5e2270a 100644
--- a/arch/ia64/xen/xen_pv_ops.c
+++ b/arch/ia64/xen/xen_pv_ops.c
@@ -416,6 +416,11 @@ xen_intrin_local_irq_restore(unsigned long mask)
xen_ ## name (unsigned long arg); \
__DEFINE_FUNC(name, code)
+#define DEFINE_VOID_FUNC1_VOID(name, code) \
+ extern void \
+ xen_ ## name (void *arg); \
+ __DEFINE_FUNC(name, code)
+
#define DEFINE_VOID_FUNC2(name, code) \
extern void \
xen_ ## name (unsigned long arg0, \
@@ -530,8 +535,8 @@ DEFINE_FUNC0(get_itc,
"(p6) hint @pause\n"
"(p6) br.cond.spnt 888b\n");
-DEFINE_VOID_FUNC1(fc,
- "break " __stringify(HYPERPRIVOP_FC) "\n");
+DEFINE_VOID_FUNC1_VOID(fc,
+ "break " __stringify(HYPERPRIVOP_FC) "\n");
/*
* psr_i_addr_addr = XEN_PSR_I_ADDR_ADDR
--
1.6.0.2
--
yamahata
--
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