aboutsummaryrefslogtreecommitdiffstats
path: root/arch/s390/kernel/sys_s390.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/kernel/sys_s390.c')
-rw-r--r--arch/s390/kernel/sys_s390.c35
1 files changed, 21 insertions, 14 deletions
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c
index c34be4568b80..c7ae4b17e0e3 100644
--- a/arch/s390/kernel/sys_s390.c
+++ b/arch/s390/kernel/sys_s390.c
@@ -29,6 +29,7 @@
29#include <linux/personality.h> 29#include <linux/personality.h>
30#include <linux/unistd.h> 30#include <linux/unistd.h>
31#include <linux/ipc.h> 31#include <linux/ipc.h>
32#include <linux/syscalls.h>
32#include <asm/uaccess.h> 33#include <asm/uaccess.h>
33#include "entry.h" 34#include "entry.h"
34 35
@@ -74,7 +75,7 @@ struct mmap_arg_struct {
74 unsigned long offset; 75 unsigned long offset;
75}; 76};
76 77
77asmlinkage long sys_mmap2(struct mmap_arg_struct __user *arg) 78SYSCALL_DEFINE1(mmap2, struct mmap_arg_struct __user *, arg)
78{ 79{
79 struct mmap_arg_struct a; 80 struct mmap_arg_struct a;
80 int error = -EFAULT; 81 int error = -EFAULT;
@@ -86,7 +87,7 @@ out:
86 return error; 87 return error;
87} 88}
88 89
89asmlinkage long old_mmap(struct mmap_arg_struct __user *arg) 90SYSCALL_DEFINE1(s390_old_mmap, struct mmap_arg_struct __user *, arg)
90{ 91{
91 struct mmap_arg_struct a; 92 struct mmap_arg_struct a;
92 long error = -EFAULT; 93 long error = -EFAULT;
@@ -108,8 +109,8 @@ out:
108 * 109 *
109 * This is really horribly ugly. 110 * This is really horribly ugly.
110 */ 111 */
111asmlinkage long sys_ipc(uint call, int first, unsigned long second, 112SYSCALL_DEFINE5(ipc, uint, call, int, first, unsigned long, second,
112 unsigned long third, void __user *ptr) 113 unsigned long, third, void __user *, ptr)
113{ 114{
114 struct ipc_kludge tmp; 115 struct ipc_kludge tmp;
115 int ret; 116 int ret;
@@ -175,7 +176,7 @@ asmlinkage long sys_ipc(uint call, int first, unsigned long second,
175} 176}
176 177
177#ifdef CONFIG_64BIT 178#ifdef CONFIG_64BIT
178asmlinkage long s390x_newuname(struct new_utsname __user *name) 179SYSCALL_DEFINE1(s390_newuname, struct new_utsname __user *, name)
179{ 180{
180 int ret = sys_newuname(name); 181 int ret = sys_newuname(name);
181 182
@@ -186,7 +187,7 @@ asmlinkage long s390x_newuname(struct new_utsname __user *name)
186 return ret; 187 return ret;
187} 188}
188 189
189asmlinkage long s390x_personality(unsigned long personality) 190SYSCALL_DEFINE1(s390_personality, unsigned long, personality)
190{ 191{
191 int ret; 192 int ret;
192 193
@@ -205,15 +206,13 @@ asmlinkage long s390x_personality(unsigned long personality)
205 */ 206 */
206#ifndef CONFIG_64BIT 207#ifndef CONFIG_64BIT
207 208
208asmlinkage long 209SYSCALL_DEFINE5(s390_fadvise64, int, fd, u32, offset_high, u32, offset_low,
209s390_fadvise64(int fd, u32 offset_high, u32 offset_low, size_t len, int advice) 210 size_t, len, int, advice)
210{ 211{
211 return sys_fadvise64(fd, (u64) offset_high << 32 | offset_low, 212 return sys_fadvise64(fd, (u64) offset_high << 32 | offset_low,
212 len, advice); 213 len, advice);
213} 214}
214 215
215#endif
216
217struct fadvise64_64_args { 216struct fadvise64_64_args {
218 int fd; 217 int fd;
219 long long offset; 218 long long offset;
@@ -221,8 +220,7 @@ struct fadvise64_64_args {
221 int advice; 220 int advice;
222}; 221};
223 222
224asmlinkage long 223SYSCALL_DEFINE1(s390_fadvise64_64, struct fadvise64_64_args __user *, args)
225s390_fadvise64_64(struct fadvise64_64_args __user *args)
226{ 224{
227 struct fadvise64_64_args a; 225 struct fadvise64_64_args a;
228 226
@@ -231,7 +229,6 @@ s390_fadvise64_64(struct fadvise64_64_args __user *args)
231 return sys_fadvise64_64(a.fd, a.offset, a.len, a.advice); 229 return sys_fadvise64_64(a.fd, a.offset, a.len, a.advice);
232} 230}
233 231
234#ifndef CONFIG_64BIT
235/* 232/*
236 * This is a wrapper to call sys_fallocate(). For 31 bit s390 the last 233 * This is a wrapper to call sys_fallocate(). For 31 bit s390 the last
237 * 64 bit argument "len" is split into the upper and lower 32 bits. The 234 * 64 bit argument "len" is split into the upper and lower 32 bits. The
@@ -244,9 +241,19 @@ s390_fadvise64_64(struct fadvise64_64_args __user *args)
244 * to 241 * to
245 * %r2: fd, %r3: mode, %r4/%r5: offset, 96(%r15)-103(%r15): len 242 * %r2: fd, %r3: mode, %r4/%r5: offset, 96(%r15)-103(%r15): len
246 */ 243 */
247asmlinkage long s390_fallocate(int fd, int mode, loff_t offset, 244SYSCALL_DEFINE(s390_fallocate)(int fd, int mode, loff_t offset,
248 u32 len_high, u32 len_low) 245 u32 len_high, u32 len_low)
249{ 246{
250 return sys_fallocate(fd, mode, offset, ((u64)len_high << 32) | len_low); 247 return sys_fallocate(fd, mode, offset, ((u64)len_high << 32) | len_low);
251} 248}
249#ifdef CONFIG_HAVE_SYSCALL_WRAPPERS
250asmlinkage long SyS_s390_fallocate(long fd, long mode, loff_t offset,
251 long len_high, long len_low)
252{
253 return SYSC_s390_fallocate((int) fd, (int) mode, offset,
254 (u32) len_high, (u32) len_low);
255}
256SYSCALL_ALIAS(sys_s390_fallocate, SyS_s390_fallocate);
257#endif
258
252#endif 259#endif