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[Xen-changelog] [xen-unstable] xenpaging: catch xc_mem_paging_resume err
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| Subject: | [Xen-changelog] [xen-unstable] xenpaging: catch xc_mem_paging_resume errors |
| From: | Xen patchbot-unstable <patchbot@xxxxxxx> |
| Date: | Tue, 28 Jun 2011 07:44:26 +0100 |
| Delivery-date: | Mon, 27 Jun 2011 23:49:55 -0700 |
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# HG changeset patch
# User Olaf Hering <olaf@xxxxxxxxx>
# Date 1307695639 -7200
# Node ID 49cb290ede16c24d777309958d8a6236bc2028d2
# Parent e48535e70145b8b56a6149a86339896f4fee021b
xenpaging: catch xc_mem_paging_resume errors
In the unlikely event that xc_mem_paging_resume() fails, do not overwrite the
error with the return value from xc_evtchn_notify()
Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
Committed-by: Ian Jackson <ian.jackson.citrix.com>
---
diff -r e48535e70145 -r 49cb290ede16 tools/xenpaging/xenpaging.c
--- a/tools/xenpaging/xenpaging.c Fri Jun 10 10:47:18 2011 +0200
+++ b/tools/xenpaging/xenpaging.c Fri Jun 10 10:47:19 2011 +0200
@@ -442,8 +442,9 @@
/* Tell Xen page is ready */
ret = xc_mem_paging_resume(paging->xc_handle, paging->mem_event.domain_id,
rsp->gfn);
- ret = xc_evtchn_notify(paging->mem_event.xce_handle,
- paging->mem_event.port);
+ if ( ret == 0 )
+ ret = xc_evtchn_notify(paging->mem_event.xce_handle,
+ paging->mem_event.port);
out:
return ret;
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