[Qemu-devel] [PATCH] A bit optimization for tlb_set_page()

[Jun Koi]

It is not necessary to continue searching for watchpoint when we
already found one and setup for handling watchpoint in a search loop
in tlb_set_page().
This patch breaks that search loop on then.

Signed-off-by: Jun Koi <address@hidden>

diff --git a/exec.c b/exec.c
index 14d1fd7..6329775 100644
--- a/exec.c
+++ b/exec.c
@@ -2240,6 +2240,7 @@ void tlb_set_page(CPUState *env, target_ulong vaddr,
             /* TODO: The memory case can be optimized by not trapping
                reads of pages with a write breakpoint.  */
             address |= TLB_MMIO;
+            break;
         }
     }