#include <asm/signal32.h>
#include <asm/switch_to.h>
#include <asm/csr.h>
+#include <asm/cacheflush.h>
extern u32 __user_rt_sigreturn[2];
{
struct rt_sigframe __user *frame;
long err = 0;
+ unsigned long __maybe_unused addr;
frame = get_sigframe(ksig, regs, sizeof(*frame));
if (!access_ok(frame, sizeof(*frame)))
if (copy_to_user(&frame->sigreturn_code, __user_rt_sigreturn,
sizeof(frame->sigreturn_code)))
return -EFAULT;
- regs->ra = (unsigned long)&frame->sigreturn_code;
+
+ addr = (unsigned long)&frame->sigreturn_code;
+ /* Make sure the two instructions are pushed to icache. */
+ flush_icache_range(addr, addr + sizeof(frame->sigreturn_code));
+
+ regs->ra = addr;
#endif /* CONFIG_MMU */
/*