[Xen-devel] [PATCH 10 of 20] xenpaging: improve mainloop exit handling

[Olaf Hering <olaf@xxxxxxxxx>]

# HG changeset patch
# User Olaf Hering <olaf@xxxxxxxxx>
# Date 1321804959 -3600
# Node ID cc72e36fa9c3a6a467ad12188551f6f233185fc9
# Parent  35a65cd961e7ba04350ce0fe539f677dd4722b93
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 35a65cd961e7 -r cc72e36fa9c3 tools/xenpaging/xenpaging.c
--- a/tools/xenpaging/xenpaging.c
+++ b/tools/xenpaging/xenpaging.c
@@ -805,7 +805,7 @@ 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. */
@@ -814,13 +814,15 @@ 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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