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Diffstat (limited to 'arch/arm/kernel/signal.c')
-rw-r--r--arch/arm/kernel/signal.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index a3a38d0a4c85..1162bea3d66f 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -25,40 +25,6 @@ extern const unsigned long sigreturn_codes[17];
static unsigned long signal_return_offset;
-#ifdef CONFIG_CRUNCH
-static int preserve_crunch_context(struct crunch_sigframe __user *frame)
-{
- char kbuf[sizeof(*frame) + 8];
- struct crunch_sigframe *kframe;
-
- /* the crunch context must be 64 bit aligned */
- kframe = (struct crunch_sigframe *)((unsigned long)(kbuf + 8) & ~7);
- kframe->magic = CRUNCH_MAGIC;
- kframe->size = CRUNCH_STORAGE_SIZE;
- crunch_task_copy(current_thread_info(), &kframe->storage);
- return __copy_to_user(frame, kframe, sizeof(*frame));
-}
-
-static int restore_crunch_context(char __user **auxp)
-{
- struct crunch_sigframe __user *frame =
- (struct crunch_sigframe __user *)*auxp;
- char kbuf[sizeof(*frame) + 8];
- struct crunch_sigframe *kframe;
-
- /* the crunch context must be 64 bit aligned */
- kframe = (struct crunch_sigframe *)((unsigned long)(kbuf + 8) & ~7);
- if (__copy_from_user(kframe, frame, sizeof(*frame)))
- return -1;
- if (kframe->magic != CRUNCH_MAGIC ||
- kframe->size != CRUNCH_STORAGE_SIZE)
- return -1;
- *auxp += CRUNCH_STORAGE_SIZE;
- crunch_task_restore(current_thread_info(), &kframe->storage);
- return 0;
-}
-#endif
-
#ifdef CONFIG_IWMMXT
static int preserve_iwmmxt_context(struct iwmmxt_sigframe __user *frame)
@@ -205,10 +171,6 @@ static int restore_sigframe(struct pt_regs *regs, struct sigframe __user *sf)
err |= !valid_user_regs(regs);
aux = (char __user *) sf->uc.uc_regspace;
-#ifdef CONFIG_CRUNCH
- if (err == 0)
- err |= restore_crunch_context(&aux);
-#endif
#ifdef CONFIG_IWMMXT
if (err == 0)
err |= restore_iwmmxt_context(&aux);
@@ -321,10 +283,6 @@ setup_sigframe(struct sigframe __user *sf, struct pt_regs *regs, sigset_t *set)
err |= __copy_to_user(&sf->uc.uc_sigmask, set, sizeof(*set));
aux = (struct aux_sigframe __user *) sf->uc.uc_regspace;
-#ifdef CONFIG_CRUNCH
- if (err == 0)
- err |= preserve_crunch_context(&aux->crunch);
-#endif
#ifdef CONFIG_IWMMXT
if (err == 0)
err |= preserve_iwmmxt_context(&aux->iwmmxt);