[Xen-devel] [PATCH 09 of 24] xenpaging: improve mainloop exit handling

[Olaf Hering <olaf@xxxxxxxxx>]

# HG changeset patch
# User Olaf Hering <olaf@xxxxxxxxx>
# Date 1317653605 -7200
# Node ID 5d2d87fb19e4749ca11d9d002ee5b44271594cb3
# Parent  87cc0a717a5edc87411295ad0d5cf0b3366da0d3
xenpaging: improve mainloop exit handling

Remove the if/else logic to exit from the in case a signal arrives.
Update comments.

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>

diff -r 87cc0a717a5e -r 5d2d87fb19e4 tools/xenpaging/xenpaging.c
--- a/tools/xenpaging/xenpaging.c
+++ b/tools/xenpaging/xenpaging.c
@@ -804,7 +804,7 @@ int main(int argc, char *argv[])
             }
         }
 
-        /* Write all pages back into the guest */
+        /* If interrupted, write all pages back into the guest */
         if ( interrupted == SIGTERM || interrupted == SIGINT )
         {
             /* If no more pages to process, exit loop. */
@@ -813,13 +813,15 @@ int main(int argc, char *argv[])
             
             /* One more round if there are still pages to process. */
             resume_pages(paging, paging->num_paged_out);
+
+            /* Resume main loop */
+            continue;
         }
-        else
-        {
-            /* Exit on any other signal */
-            if ( interrupted )
-                break;
-        }
+
+        /* Exit main loop on any other signal */
+        if ( interrupted )
+            break;
+
     }
     DPRINTF("xenpaging got signal %d\n", interrupted);
 

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