[Xen-devel] [PATCH] xen: remove unused hypercall functions

[Juergen Gross <jgross@xxxxxxxx>]

Remove Xen hypercall functions which are used nowhere in the kernel.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
---
 arch/x86/include/asm/xen/hypercall.h | 118 -----------------------------------
 1 file changed, 118 deletions(-)

diff --git a/arch/x86/include/asm/xen/hypercall.h 
b/arch/x86/include/asm/xen/hypercall.h
index 6b2f90a0b149..ef05bea7010d 100644
--- a/arch/x86/include/asm/xen/hypercall.h
+++ b/arch/x86/include/asm/xen/hypercall.h
@@ -197,17 +197,6 @@ extern struct { char _entry[32]; } hypercall_page[];
        (type)__res;                                                    \
 })
 
-#define _hypercall5(type, name, a1, a2, a3, a4, a5)                    \
-({                                                                     \
-       __HYPERCALL_DECLS;                                              \
-       __HYPERCALL_5ARG(a1, a2, a3, a4, a5);                           \
-       asm volatile (__HYPERCALL                                       \
-                     : __HYPERCALL_5PARAM                              \
-                     : __HYPERCALL_ENTRY(name)                         \
-                     : __HYPERCALL_CLOBBER5);                          \
-       (type)__res;                                                    \
-})
-
 static inline long
 xen_single_call(unsigned int call,
                unsigned long a1, unsigned long a2,
@@ -267,47 +256,12 @@ HYPERVISOR_set_gdt(unsigned long *frame_list, int entries)
 }
 
 static inline int
-HYPERVISOR_stack_switch(unsigned long ss, unsigned long esp)
-{
-       return _hypercall2(int, stack_switch, ss, esp);
-}
-
-#ifdef CONFIG_X86_32
-static inline int
-HYPERVISOR_set_callbacks(unsigned long event_selector,
-                        unsigned long event_address,
-                        unsigned long failsafe_selector,
-                        unsigned long failsafe_address)
-{
-       return _hypercall4(int, set_callbacks,
-                          event_selector, event_address,
-                          failsafe_selector, failsafe_address);
-}
-#else  /* CONFIG_X86_64 */
-static inline int
-HYPERVISOR_set_callbacks(unsigned long event_address,
-                       unsigned long failsafe_address,
-                       unsigned long syscall_address)
-{
-       return _hypercall3(int, set_callbacks,
-                          event_address, failsafe_address,
-                          syscall_address);
-}
-#endif  /* CONFIG_X86_{32,64} */
-
-static inline int
 HYPERVISOR_callback_op(int cmd, void *arg)
 {
        return _hypercall2(int, callback_op, cmd, arg);
 }
 
 static inline int
-HYPERVISOR_fpu_taskswitch(int set)
-{
-       return _hypercall1(int, fpu_taskswitch, set);
-}
-
-static inline int
 HYPERVISOR_sched_op(int cmd, void *arg)
 {
        return _hypercall2(int, sched_op, cmd, arg);
@@ -419,19 +373,6 @@ HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, 
unsigned int count)
 }
 
 static inline int
-HYPERVISOR_update_va_mapping_otherdomain(unsigned long va, pte_t new_val,
-                                        unsigned long flags, domid_t domid)
-{
-       if (sizeof(new_val) == sizeof(long))
-               return _hypercall4(int, update_va_mapping_otherdomain, va,
-                                  new_val.pte, flags, domid);
-       else
-               return _hypercall5(int, update_va_mapping_otherdomain, va,
-                                  new_val.pte, new_val.pte >> 32,
-                                  flags, domid);
-}
-
-static inline int
 HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type)
 {
        return _hypercall2(int, vm_assist, cmd, type);
@@ -465,12 +406,6 @@ HYPERVISOR_suspend(unsigned long start_info_mfn)
        return _hypercall3(int, sched_op, SCHEDOP_shutdown, &r, start_info_mfn);
 }
 
-static inline int
-HYPERVISOR_nmi_op(unsigned long op, unsigned long arg)
-{
-       return _hypercall2(int, nmi_op, op, arg);
-}
-
 static inline unsigned long __must_check
 HYPERVISOR_hvm_op(int op, void *arg)
 {
@@ -529,39 +464,6 @@ MULTI_update_va_mapping(struct multicall_entry *mcl, 
unsigned long va,
 }
 
 static inline void
-MULTI_grant_table_op(struct multicall_entry *mcl, unsigned int cmd,
-                    void *uop, unsigned int count)
-{
-       mcl->op = __HYPERVISOR_grant_table_op;
-       mcl->args[0] = cmd;
-       mcl->args[1] = (unsigned long)uop;
-       mcl->args[2] = count;
-
-       trace_xen_mc_entry(mcl, 3);
-}
-
-static inline void
-MULTI_update_va_mapping_otherdomain(struct multicall_entry *mcl, unsigned long 
va,
-                                   pte_t new_val, unsigned long flags,
-                                   domid_t domid)
-{
-       mcl->op = __HYPERVISOR_update_va_mapping_otherdomain;
-       mcl->args[0] = va;
-       if (sizeof(new_val) == sizeof(long)) {
-               mcl->args[1] = new_val.pte;
-               mcl->args[2] = flags;
-               mcl->args[3] = domid;
-       } else {
-               mcl->args[1] = new_val.pte;
-               mcl->args[2] = new_val.pte >> 32;
-               mcl->args[3] = flags;
-               mcl->args[4] = domid;
-       }
-
-       trace_xen_mc_entry(mcl, sizeof(new_val) == sizeof(long) ? 4 : 5);
-}
-
-static inline void
 MULTI_update_descriptor(struct multicall_entry *mcl, u64 maddr,
                        struct desc_struct desc)
 {
@@ -582,16 +484,6 @@ MULTI_update_descriptor(struct multicall_entry *mcl, u64 
maddr,
 }
 
 static inline void
-MULTI_memory_op(struct multicall_entry *mcl, unsigned int cmd, void *arg)
-{
-       mcl->op = __HYPERVISOR_memory_op;
-       mcl->args[0] = cmd;
-       mcl->args[1] = (unsigned long)arg;
-
-       trace_xen_mc_entry(mcl, 2);
-}
-
-static inline void
 MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
                 int count, int *success_count, domid_t domid)
 {
@@ -618,16 +510,6 @@ MULTI_mmuext_op(struct multicall_entry *mcl, struct 
mmuext_op *op, int count,
 }
 
 static inline void
-MULTI_set_gdt(struct multicall_entry *mcl, unsigned long *frames, int entries)
-{
-       mcl->op = __HYPERVISOR_set_gdt;
-       mcl->args[0] = (unsigned long)frames;
-       mcl->args[1] = entries;
-
-       trace_xen_mc_entry(mcl, 2);
-}
-
-static inline void
 MULTI_stack_switch(struct multicall_entry *mcl,
                   unsigned long ss, unsigned long esp)
 {
-- 
2.13.7


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