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[Qemu-devel] [PATCH v3 04/10] address_space_write_continue: Distill comm


From: Andrey Smirnov
Subject: [Qemu-devel] [PATCH v3 04/10] address_space_write_continue: Distill common code
Date: Tue, 19 Jul 2016 22:02:54 -0700

Move call to memory_region_dispatch_write() outside of swtich statement
since the only thing that is different about all of those call is
"length" argument and that matches value in "l".

Reviewed-by: David Gibson <address@hidden>
Signed-off-by: Andrey Smirnov <address@hidden>
---
 exec.c | 23 +++++++----------------
 1 file changed, 7 insertions(+), 16 deletions(-)

diff --git a/exec.c b/exec.c
index 44cd424..e2425c5 100644
--- a/exec.c
+++ b/exec.c
@@ -2567,32 +2567,23 @@ static MemTxResult 
address_space_write_continue(AddressSpace *as, hwaddr addr,
                potential bugs */
             switch (l) {
             case 8:
-                /* 64 bit write access */
-                val = ldq_p(buf);
-                result |= memory_region_dispatch_write(mr, addr1, val, 8,
-                                                       attrs);
+                val = ldq_p(buf);  /* 64 bit write access */
                 break;
             case 4:
-                /* 32 bit write access */
-                val = ldl_p(buf);
-                result |= memory_region_dispatch_write(mr, addr1, val, 4,
-                                                       attrs);
+                val = ldl_p(buf); /* 32 bit write access */
                 break;
             case 2:
-                /* 16 bit write access */
-                val = lduw_p(buf);
-                result |= memory_region_dispatch_write(mr, addr1, val, 2,
-                                                       attrs);
+                val = lduw_p(buf); /* 16 bit write access */
                 break;
             case 1:
-                /* 8 bit write access */
-                val = ldub_p(buf);
-                result |= memory_region_dispatch_write(mr, addr1, val, 1,
-                                                       attrs);
+                val = ldub_p(buf); /*  8 bit write access */
                 break;
             default:
                 abort();
             }
+
+            result |= memory_region_dispatch_write(mr, addr1, val, l,
+                                                   attrs);
         } else {
             /* RAM case */
             ptr = qemu_map_ram_ptr(mr->ram_block, addr1);
-- 
2.5.5




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