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| author | Xu Zhang <xzhang@cs.uic.edu> | 2013-04-10 23:47:00 -0500 |
|---|---|---|
| committer | Ian Campbell <ian.campbell@citrix.com> | 2013-04-22 12:32:51 +0100 |
| commit | b09ea2a57899624ba8da6b2efdf1901cda847616 (patch) | |
| tree | 2f6adc8700fcf0a871e4fb1aa3d227bbd5434d1c /stubdom | |
| parent | 04823e2ad2a8902bf6d24dc1677c72ac9658b792 (diff) | |
| download | xen-b09ea2a57899624ba8da6b2efdf1901cda847616.tar.gz xen-b09ea2a57899624ba8da6b2efdf1901cda847616.tar.bz2 xen-b09ea2a57899624ba8da6b2efdf1901cda847616.zip | |
mini-os/x86-64 entry: check against nested events and try to fix up
In hypervisor_callback, check against event re-entrant.
If we came from the critical region in interrupt context,
try to fix up by coalescing the two stack frames.
The execution is resumed as if the second event never happened.
Signed-off-by: Xu Zhang <xzhang@cs.uic.edu>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Diffstat (limited to 'stubdom')
0 files changed, 0 insertions, 0 deletions