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authorRalf Baechle <ralf@linux-mips.org>2007-07-25 11:19:33 -0400
committerRalf Baechle <ralf@linux-mips.org>2007-07-31 16:35:21 -0400
commit293c5bd13f124c325f74f89ad26edf5612ce7235 (patch)
tree6de7ce919a10c58e29093776c02e61d7127ed12b /arch/mips/kernel/syscall.c
parent01754bbc692929e446e600f69b41013e554399a6 (diff)
[MIPS] Fixup secure computing stuff.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/syscall.c')
-rw-r--r--arch/mips/kernel/syscall.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 541b5005957e..7c800ec3ff55 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -281,16 +281,24 @@ asmlinkage int sys_set_thread_area(unsigned long addr)
281 281
282asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) 282asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3)
283{ 283{
284 int tmp; 284 switch (cmd) {
285
286 switch(cmd) {
287 case MIPS_ATOMIC_SET: 285 case MIPS_ATOMIC_SET:
288 printk(KERN_CRIT "How did I get here?\n"); 286 printk(KERN_CRIT "How did I get here?\n");
289 return -EINVAL; 287 return -EINVAL;
290 288
291 case MIPS_FIXADE: 289 case MIPS_FIXADE:
292 tmp = current->thread.mflags & ~3; 290 if (arg1 & ~3)
293 current->thread.mflags = tmp | (arg1 & 3); 291 return -EINVAL;
292
293 if (arg1 & 1)
294 set_thread_flag(TIF_FIXADE);
295 else
296 clear_thread_flag(TIF_FIXADE);
297 if (arg1 & 2)
298 set_thread_flag(TIF_LOGADE);
299 else
300 clear_thread_flag(TIF_FIXADE);
301
294 return 0; 302 return 0;
295 303
296 case FLUSH_CACHE: 304 case FLUSH_CACHE: