sh: Update SH-5 flush_cache_sigtramp() for API changes.

Previously this took an explicit range, update this to use the same
behaviour as the rest of the SH parts where we simply flush out a line
from the start address.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

2 files changed, 6 insertions, 4 deletions

diff --git a/arch/sh/mm/cache-sh5.c b/arch/sh/mm/cache-sh5.c
index 4617e3aeee73..5d1f615fe525 100644
--- a/arch/sh/mm/cache-sh5.c
+++ b/arch/sh/mm/cache-sh5.c
@@ -1015,15 +1015,17 @@ void flush_icache_user_range(struct vm_area_struct *vma,
                         ARCH/SH64 PRIVATE CALLABLE API.
   ##########################################################################*/
 
-void flush_cache_sigtramp(unsigned long start, unsigned long end)
+void flush_cache_sigtramp(unsigned long vaddr)
 {
+        unsigned long end = vaddr + L1_CACHE_BYTES;
+
         /* For the address range [start,end), write back the data from the
            D-cache and invalidate the corresponding region of the I-cache for
            the current process.  Used to flush signal trampolines on the stack
            to make them executable. */
 
-        sh64_dcache_wback_current_user_range(start, end);
+        sh64_dcache_wback_current_user_range(vaddr, end);
         wmb();
-        sh64_icache_inv_current_user_range(start, end);
+        sh64_icache_inv_current_user_range(vaddr, end);
 }
 
diff --git a/include/asm-sh/cpu-sh5/cacheflush.h b/include/asm-sh/cpu-sh5/cacheflush.h
index 98edb5b1da32..f935acbacf38 100644
--- a/include/asm-sh/cpu-sh5/cacheflush.h
+++ b/include/asm-sh/cpu-sh5/cacheflush.h
@@ -11,7 +11,7 @@ struct mm_struct;
 
 extern void flush_cache_all(void);
 extern void flush_cache_mm(struct mm_struct *mm);
-extern void flush_cache_sigtramp(unsigned long start, unsigned long end);
+extern void flush_cache_sigtramp(unsigned long vaddr);
 extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
                               unsigned long end);
 extern void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn);