Commit-ID:  9a55fdbe941e5cfb7a5c438db890a58dad82ef8e
Gitweb:     http://git.kernel.org/tip/9a55fdbe941e5cfb7a5c438db890a58dad82ef8e
Author:     Andi Kleen <a...@linux.intel.com>
AuthorDate: Mon, 5 Aug 2013 15:02:46 -0700
Committer:  H. Peter Anvin <h...@linux.intel.com>
CommitDate: Tue, 6 Aug 2013 14:20:56 -0700

x86, asmlinkage, paravirt: Add __visible/asmlinkage to xen paravirt ops

Cc: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
Signed-off-by: Andi Kleen <a...@linux.intel.com>
Link: 
http://lkml.kernel.org/r/1375740170-7446-13-git-send-email-a...@firstfloor.org
Signed-off-by: H. Peter Anvin <h...@linux.intel.com>
---
 arch/x86/include/asm/paravirt_types.h |  3 ++-
 arch/x86/kernel/paravirt.c            |  4 ++--
 arch/x86/xen/xen-ops.h                | 16 ++++++++--------
 3 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/arch/x86/include/asm/paravirt_types.h 
b/arch/x86/include/asm/paravirt_types.h
index 0db1fca..0617ff2 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -387,7 +387,8 @@ extern struct pv_lock_ops pv_lock_ops;
 
 /* Simple instruction patching code. */
 #define DEF_NATIVE(ops, name, code)                                    \
-       extern const char start_##ops##_##name[], end_##ops##_##name[]; \
+       extern const char start_##ops##_##name[] __visible,             \
+                         end_##ops##_##name[] __visible;               \
        asm("start_" #ops "_" #name ": " code "; end_" #ops "_" #name ":")
 
 unsigned paravirt_patch_nop(void);
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index cd6de64..884aa40 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -324,7 +324,7 @@ struct pv_time_ops pv_time_ops = {
        .steal_clock = native_steal_clock,
 };
 
-struct pv_irq_ops pv_irq_ops = {
+__visible struct pv_irq_ops pv_irq_ops = {
        .save_fl = __PV_IS_CALLEE_SAVE(native_save_fl),
        .restore_fl = __PV_IS_CALLEE_SAVE(native_restore_fl),
        .irq_disable = __PV_IS_CALLEE_SAVE(native_irq_disable),
@@ -336,7 +336,7 @@ struct pv_irq_ops pv_irq_ops = {
 #endif
 };
 
-struct pv_cpu_ops pv_cpu_ops = {
+__visible struct pv_cpu_ops pv_cpu_ops = {
        .cpuid = native_cpuid,
        .get_debugreg = native_get_debugreg,
        .set_debugreg = native_set_debugreg,
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index 86782c5..d380213 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -105,9 +105,9 @@ static inline void __init xen_init_apic(void)
 /* Declare an asm function, along with symbols needed to make it
    inlineable */
 #define DECL_ASM(ret, name, ...)               \
-       ret name(__VA_ARGS__);                  \
-       extern char name##_end[];               \
-       extern char name##_reloc[]              \
+       asmlinkage ret name(__VA_ARGS__);       \
+       extern char name##_end[] __visible;     \
+       extern char name##_reloc[] __visible
 
 DECL_ASM(void, xen_irq_enable_direct, void);
 DECL_ASM(void, xen_irq_disable_direct, void);
@@ -115,11 +115,11 @@ DECL_ASM(unsigned long, xen_save_fl_direct, void);
 DECL_ASM(void, xen_restore_fl_direct, unsigned long);
 
 /* These are not functions, and cannot be called normally */
-void xen_iret(void);
-void xen_sysexit(void);
-void xen_sysret32(void);
-void xen_sysret64(void);
-void xen_adjust_exception_frame(void);
+asmlinkage void xen_iret(void);
+asmlinkage void xen_sysexit(void);
+asmlinkage void xen_sysret32(void);
+asmlinkage void xen_sysret64(void);
+asmlinkage void xen_adjust_exception_frame(void);
 
 extern int xen_panic_handler_init(void);
 
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to