diff options
Diffstat (limited to 'arch/powerpc/kernel/sys_ppc32.c')
-rw-r--r-- | arch/powerpc/kernel/sys_ppc32.c | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c index 03a2a2f30d66..673e8d9df7f5 100644 --- a/arch/powerpc/kernel/sys_ppc32.c +++ b/arch/powerpc/kernel/sys_ppc32.c | |||
@@ -198,73 +198,6 @@ static inline long put_tv32(struct compat_timeval __user *o, struct timeval *i) | |||
198 | __put_user(i->tv_usec, &o->tv_usec))); | 198 | __put_user(i->tv_usec, &o->tv_usec))); |
199 | } | 199 | } |
200 | 200 | ||
201 | struct sysinfo32 { | ||
202 | s32 uptime; | ||
203 | u32 loads[3]; | ||
204 | u32 totalram; | ||
205 | u32 freeram; | ||
206 | u32 sharedram; | ||
207 | u32 bufferram; | ||
208 | u32 totalswap; | ||
209 | u32 freeswap; | ||
210 | unsigned short procs; | ||
211 | unsigned short pad; | ||
212 | u32 totalhigh; | ||
213 | u32 freehigh; | ||
214 | u32 mem_unit; | ||
215 | char _f[20-2*sizeof(int)-sizeof(int)]; | ||
216 | }; | ||
217 | |||
218 | asmlinkage long compat_sys_sysinfo(struct sysinfo32 __user *info) | ||
219 | { | ||
220 | struct sysinfo s; | ||
221 | int ret, err; | ||
222 | int bitcount=0; | ||
223 | mm_segment_t old_fs = get_fs (); | ||
224 | |||
225 | /* The __user cast is valid due to set_fs() */ | ||
226 | set_fs (KERNEL_DS); | ||
227 | ret = sys_sysinfo((struct sysinfo __user *)&s); | ||
228 | set_fs (old_fs); | ||
229 | |||
230 | /* Check to see if any memory value is too large for 32-bit and | ||
231 | * scale down if needed. | ||
232 | */ | ||
233 | if ((s.totalram >> 32) || (s.totalswap >> 32)) { | ||
234 | while (s.mem_unit < PAGE_SIZE) { | ||
235 | s.mem_unit <<= 1; | ||
236 | bitcount++; | ||
237 | } | ||
238 | s.totalram >>=bitcount; | ||
239 | s.freeram >>= bitcount; | ||
240 | s.sharedram >>= bitcount; | ||
241 | s.bufferram >>= bitcount; | ||
242 | s.totalswap >>= bitcount; | ||
243 | s.freeswap >>= bitcount; | ||
244 | s.totalhigh >>= bitcount; | ||
245 | s.freehigh >>= bitcount; | ||
246 | } | ||
247 | |||
248 | err = put_user (s.uptime, &info->uptime); | ||
249 | err |= __put_user (s.loads[0], &info->loads[0]); | ||
250 | err |= __put_user (s.loads[1], &info->loads[1]); | ||
251 | err |= __put_user (s.loads[2], &info->loads[2]); | ||
252 | err |= __put_user (s.totalram, &info->totalram); | ||
253 | err |= __put_user (s.freeram, &info->freeram); | ||
254 | err |= __put_user (s.sharedram, &info->sharedram); | ||
255 | err |= __put_user (s.bufferram, &info->bufferram); | ||
256 | err |= __put_user (s.totalswap, &info->totalswap); | ||
257 | err |= __put_user (s.freeswap, &info->freeswap); | ||
258 | err |= __put_user (s.procs, &info->procs); | ||
259 | err |= __put_user (s.totalhigh, &info->totalhigh); | ||
260 | err |= __put_user (s.freehigh, &info->freehigh); | ||
261 | err |= __put_user (s.mem_unit, &info->mem_unit); | ||
262 | if (err) | ||
263 | return -EFAULT; | ||
264 | |||
265 | return ret; | ||
266 | } | ||
267 | |||
268 | 201 | ||
269 | 202 | ||
270 | 203 | ||