xen/xenpaging.main-loop-exit-handling.patch

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# HG changeset patch
# Parent f08959fb7528e1724e26365973914ae3e0af78ea
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@aepfle.de>
---
tools/xenpaging/xenpaging.c | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
Index: xen-4.1.2-testing/tools/xenpaging/xenpaging.c
===================================================================
--- xen-4.1.2-testing.orig/tools/xenpaging/xenpaging.c
+++ xen-4.1.2-testing/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);