[PATCH] ARC: Fix syntax errors in comments

[Xiang wangx]

Delete the redundant word 'to'.
Delete the redundant word 'since'.

Signed-off-by: Xiang wangx <wangxiang at cdjrlc.com>
---
 arch/arc/mm/cache.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arc/mm/cache.c b/arch/arc/mm/cache.c
index 5446967ea98d..55c6de138eae 100644
--- a/arch/arc/mm/cache.c
+++ b/arch/arc/mm/cache.c
@@ -750,7 +750,7 @@ static inline void arc_slc_enable(void)
  *  -In SMP, if hardware caches are coherent
  *
  * There's a corollary case, where kernel READs from a userspace mapped page.
- * If the U-mapping is not congruent to to K-mapping, former needs flushing.
+ * If the U-mapping is not congruent to K-mapping, former needs flushing.
  */
 void flush_dcache_page(struct page *page)
 {
@@ -910,7 +910,7 @@ EXPORT_SYMBOL(flush_icache_range);
  * @vaddr is typically user vaddr (breakpoint) or kernel vaddr (vmalloc)
  *    However in one instance, when called by kprobe (for a breakpt in
  *    builtin kernel code) @vaddr will be paddr only, meaning CDU operation will
- *    use a paddr to index the cache (despite VIPT). This is fine since since a
+ *    use a paddr to index the cache (despite VIPT). This is fine since a
  *    builtin kernel page will not have any virtual mappings.
  *    kprobe on loadable module will be kernel vaddr.
  */
-- 
2.36.1