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Commit 00f53f75 authored by Juergen Gross's avatar Juergen Gross Committed by Boris Ostrovsky
Browse files

xen: remove unused hypercall functions



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

Signed-off-by: default avatarJuergen Gross <jgross@suse.com>
Signed-off-by: default avatarBoris Ostrovsky <boris.ostrovsky@oracle.com>
parent df11b691
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+0 −118
Original line number Original line Diff line number Diff line
@@ -197,17 +197,6 @@ extern struct { char _entry[32]; } hypercall_page[];
	(type)__res;							\
	(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
static inline long
xen_single_call(unsigned int call,
xen_single_call(unsigned int call,
		unsigned long a1, unsigned long a2,
		unsigned long a1, unsigned long a2,
@@ -266,47 +255,12 @@ HYPERVISOR_set_gdt(unsigned long *frame_list, int entries)
	return _hypercall2(int, set_gdt, frame_list, entries);
	return _hypercall2(int, set_gdt, frame_list, 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
static inline int
HYPERVISOR_callback_op(int cmd, void *arg)
HYPERVISOR_callback_op(int cmd, void *arg)
{
{
	return _hypercall2(int, callback_op, cmd, 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
static inline int
HYPERVISOR_sched_op(int cmd, void *arg)
HYPERVISOR_sched_op(int cmd, void *arg)
{
{
@@ -418,19 +372,6 @@ HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count)
	return _hypercall3(int, grant_table_op, cmd, uop, count);
	return _hypercall3(int, grant_table_op, cmd, uop, 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
static inline int
HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type)
HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type)
{
{
@@ -465,12 +406,6 @@ HYPERVISOR_suspend(unsigned long start_info_mfn)
	return _hypercall3(int, sched_op, SCHEDOP_shutdown, &r, 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
static inline unsigned long __must_check
HYPERVISOR_hvm_op(int op, void *arg)
HYPERVISOR_hvm_op(int op, void *arg)
{
{
@@ -528,39 +463,6 @@ MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va,
	trace_xen_mc_entry(mcl, sizeof(new_val) == sizeof(long) ? 3 : 4);
	trace_xen_mc_entry(mcl, sizeof(new_val) == sizeof(long) ? 3 : 4);
}
}


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
static inline void
MULTI_update_descriptor(struct multicall_entry *mcl, u64 maddr,
MULTI_update_descriptor(struct multicall_entry *mcl, u64 maddr,
			struct desc_struct desc)
			struct desc_struct desc)
@@ -581,16 +483,6 @@ MULTI_update_descriptor(struct multicall_entry *mcl, u64 maddr,
	trace_xen_mc_entry(mcl, sizeof(maddr) == sizeof(long) ? 2 : 4);
	trace_xen_mc_entry(mcl, sizeof(maddr) == sizeof(long) ? 2 : 4);
}
}


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
static inline void
MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
		 int count, int *success_count, domid_t domid)
		 int count, int *success_count, domid_t domid)
@@ -617,16 +509,6 @@ MULTI_mmuext_op(struct multicall_entry *mcl, struct mmuext_op *op, int count,
	trace_xen_mc_entry(mcl, 4);
	trace_xen_mc_entry(mcl, 4);
}
}


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
static inline void
MULTI_stack_switch(struct multicall_entry *mcl,
MULTI_stack_switch(struct multicall_entry *mcl,
		   unsigned long ss, unsigned long esp)
		   unsigned long ss, unsigned long esp)