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Commit 207ddd0a authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Fix most sparse warnings in arch/sparc64/kernel/sys_sparc.c 



Sparse still doesn't like the funny cast we make from a scalar to a
"union semun" (which is correct by the C language and in particular
works with the sparc64 calling conventions, but sparse doesn't grok
that yet).

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cf3d7c1e

arch/sparc64/kernel/entry.h

+2 −0
Original line number Diff line number Diff line
@@ -14,6 +14,8 @@ extern void __init boot_cpu_id_too_large(int cpu); 
extern unsigned int dcache_parity_tl1_occurred;

extern unsigned int icache_parity_tl1_occurred;



extern asmlinkage void update_perfctrs(void);

extern asmlinkage void sparc_breakpoint(struct pt_regs *regs);

extern void timer_interrupt(int irq, struct pt_regs *regs);



extern asmlinkage void syscall_trace(struct pt_regs *regs,

arch/sparc64/kernel/sys_sparc.c

+9 −5
Original line number Diff line number Diff line 
/* $Id: sys_sparc.c,v 1.57 2002/02/09 19:49:30 davem Exp $

 * linux/arch/sparc64/kernel/sys_sparc.c

/* linux/arch/sparc64/kernel/sys_sparc.c

 *

 * This file contains various random system calls that

 * have a non-standard calling sequence on the Linux/sparc
@@ -30,6 +29,9 @@ 
#include <asm/perfctr.h>

#include <asm/unistd.h>



#include "entry.h"

#include "systbls.h"



/* #define DEBUG_UNIMP_SYSCALL */



asmlinkage unsigned long sys_getpagesize(void)
@@ -445,7 +447,8 @@ asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, 
			goto out;

		case SEMTIMEDOP:

			err = sys_semtimedop(first, ptr, (unsigned)second,

				(const struct timespec __user *) fifth);

				(const struct timespec __user *)

					     (unsigned long) fifth);

			goto out;

		case SEMGET:

			err = sys_semget(first, (int)second, (int)third);
@@ -788,7 +791,7 @@ asmlinkage long sys_utrap_install(utrap_entry_t type, 
	} else {

		if ((utrap_handler_t)current_thread_info()->utraps[type] != new_p &&

		    current_thread_info()->utraps[0] > 1) {

			long *p = current_thread_info()->utraps;

			unsigned long *p = current_thread_info()->utraps;



			current_thread_info()->utraps =

				kmalloc((UT_TRAP_INSTRUCTION_31+1)*sizeof(long),
@@ -816,7 +819,8 @@ asmlinkage long sys_utrap_install(utrap_entry_t type, 
	return 0;

}



long sparc_memory_ordering(unsigned long model, struct pt_regs *regs)

asmlinkage long sparc_memory_ordering(unsigned long model,

				      struct pt_regs *regs)

{

	if (model >= 3)

		return -EINVAL;

arch/sparc64/kernel/systbls.h

0 → 100644
+45 −0
Original line number Diff line number Diff line 
#ifndef _SYSTBLS_H

#define _SYSTBLS_H



#include <linux/kernel.h>

#include <linux/types.h>

#include <asm/utrap.h>



extern asmlinkage unsigned long sys_getpagesize(void);

extern asmlinkage unsigned long sparc_brk(unsigned long brk);

extern asmlinkage long sparc_pipe(struct pt_regs *regs);

extern asmlinkage long sys_ipc(unsigned int call, int first,

			       unsigned long second,

			       unsigned long third,

			       void __user *ptr, long fifth);

extern asmlinkage long sparc64_newuname(struct new_utsname __user *name);

extern asmlinkage long sparc64_personality(unsigned long personality);

extern asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len,

					 unsigned long prot, unsigned long flags,

					 unsigned long fd, unsigned long off);

extern asmlinkage long sys64_munmap(unsigned long addr, size_t len);

extern asmlinkage unsigned long sys64_mremap(unsigned long addr,

					     unsigned long old_len,

					     unsigned long new_len,

					     unsigned long flags,

					     unsigned long new_addr);

extern asmlinkage unsigned long c_sys_nis_syscall(struct pt_regs *regs);

extern asmlinkage long sys_getdomainname(char __user *name, int len);

extern asmlinkage long solaris_syscall(struct pt_regs *regs);

extern asmlinkage long sunos_syscall(struct pt_regs *regs);

extern asmlinkage long sys_utrap_install(utrap_entry_t type,

					 utrap_handler_t new_p,

					 utrap_handler_t new_d,

					 utrap_handler_t __user *old_p,

					 utrap_handler_t __user *old_d);

extern asmlinkage long sparc_memory_ordering(unsigned long model,

					     struct pt_regs *regs);

extern asmlinkage long sys_rt_sigaction(int sig,

					const struct sigaction __user *act,

					struct sigaction __user *oact,

					void __user *restorer,

					size_t sigsetsize);

extern asmlinkage long sys_perfctr(int opcode, unsigned long arg0,

				   unsigned long arg1, unsigned long arg2);



#endif /* _SYSTBLS_H */