xen/557ffab8-evtchn-factor-out-freeing-an-event-channel.patch
Charles Arnold 8724a18868 - bnc#935634 - VUL-0: CVE-2015-3259: xen: XSA-137: xl command line
config handling stack overflow
  55a62eb0-xl-correct-handling-of-extra_config-in-main_cpupoolcreate.patch

- bsc#907514 - Bus fatal error & sles12 sudden reboot has been
  observed
- bsc#910258 - SLES12 Xen host crashes with FATAL NMI after
  shutdown of guest with VT-d NIC
- bsc#918984 - Bus fatal error & sles11-SP4 sudden reboot has been
  observed
- bsc#923967 - Partner-L3: Bus fatal error & sles11-SP3 sudden
  reboot has been observed
  552d293b-x86-vMSI-X-honor-all-mask-requests.patch
  552d2966-x86-vMSI-X-add-valid-bits-for-read-acceleration.patch
  5576f143-x86-adjust-PV-I-O-emulation-functions-types.patch
  55795a52-x86-vMSI-X-support-qword-MMIO-access.patch
  5583d9c5-x86-MSI-X-cleanup.patch
  5583da09-x86-MSI-track-host-and-guest-masking-separately.patch
  55b0a218-x86-PCI-CFG-write-intercept.patch
  55b0a255-x86-MSI-X-maskall.patch
  55b0a283-x86-MSI-X-teardown.patch
  55b0a2ab-x86-MSI-X-enable.patch
  55b0a2db-x86-MSI-track-guest-masking.patch
- Upstream patches from Jan 
  552d0f49-x86-traps-identify-the-vcpu-in-context-when-dumping-regs.patch
  559bc633-x86-cpupool-clear-proper-cpu_valid-bit-on-CPU-teardown.patch
  559bc64e-credit1-properly-deal-with-CPUs-not-in-any-pool.patch
  559bc87f-x86-hvmloader-avoid-data-corruption-with-xenstore-rw.patch
  55a66a1e-make-rangeset_report_ranges-report-all-ranges.patch
  55a77e4f-dmar-device-scope-mem-leak-fix.patch

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=373
2015-08-26 22:28:15 +00:00

48 lines
1.4 KiB
Diff

# Commit a622b5ade2bdf79ad95e6088a4041e75253c43f3
# Date 2015-06-16 12:30:16 +0200
# Author David Vrabel <david.vrabel@citrix.com>
# Committer Jan Beulich <jbeulich@suse.com>
evtchn: factor out freeing an event channel
We're going to want to free an event channel from two places. Factor out
the code into a free_evtchn() function.
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
--- a/xen/common/event_channel.c
+++ b/xen/common/event_channel.c
@@ -194,6 +194,17 @@ static int get_free_port(struct domain *
return port;
}
+static void free_evtchn(struct domain *d, struct evtchn *chn)
+{
+ /* Clear pending event to avoid unexpected behavior on re-bind. */
+ evtchn_port_clear_pending(d, chn);
+
+ /* Reset binding to vcpu0 when the channel is freed. */
+ chn->state = ECS_FREE;
+ chn->notify_vcpu_id = 0;
+
+ xsm_evtchn_close_post(chn);
+}
static long evtchn_alloc_unbound(evtchn_alloc_unbound_t *alloc)
{
@@ -568,14 +579,7 @@ static long __evtchn_close(struct domain
BUG();
}
- /* Clear pending event to avoid unexpected behavior on re-bind. */
- evtchn_port_clear_pending(d1, chn1);
-
- /* Reset binding to vcpu0 when the channel is freed. */
- chn1->state = ECS_FREE;
- chn1->notify_vcpu_id = 0;
-
- xsm_evtchn_close_post(chn1);
+ free_evtchn(d1, chn1);
out:
if ( d2 != NULL )