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| author | Daniel De Graaf <dgdegra@tycho.nsa.gov> | 2013-01-11 10:39:20 +0000 |
|---|---|---|
| committer | Daniel De Graaf <dgdegra@tycho.nsa.gov> | 2013-01-11 10:39:20 +0000 |
| commit | 79cd41ecce31b91f0456b57ca1b3cdacde405388 (patch) | |
| tree | 45758ecee014f9c9f8f1432166e2263019674ae5 /xen/include/xen/sched.h | |
| parent | 9e41e410f6211835535178ef29d2e987f0f9b1e0 (diff) | |
| download | xen-79cd41ecce31b91f0456b57ca1b3cdacde405388.tar.gz xen-79cd41ecce31b91f0456b57ca1b3cdacde405388.tar.bz2 xen-79cd41ecce31b91f0456b57ca1b3cdacde405388.zip | |
arch/x86: Add missing mem_sharing XSM hooks
This patch adds splits up the mem_sharing and mem_event XSM hooks to
better cover what the code is doing. It also changes the utility
function get_mem_event_op_target to rcu_lock_live_remote_domain_by_id
because there is no mm-specific logic in there.
Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Acked-by: Tim Deegan <tim@xen.org>
Acked-by: Jan Beulich <jbeulich@suse.com>
Committed-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/include/xen/sched.h')
| -rw-r--r-- | xen/include/xen/sched.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/xen/include/xen/sched.h b/xen/include/xen/sched.h index 6c5503978f..90a6537d6e 100644 --- a/xen/include/xen/sched.h +++ b/xen/include/xen/sched.h @@ -484,6 +484,12 @@ int rcu_lock_remote_target_domain_by_id(domid_t dom, struct domain **d); */ int rcu_lock_remote_domain_by_id(domid_t dom, struct domain **d); +/* + * As rcu_lock_remote_domain_by_id() but will fail EINVAL if the domain is + * dying. + */ +int rcu_lock_live_remote_domain_by_id(domid_t dom, struct domain **d); + /* Finish a RCU critical region started by rcu_lock_domain_by_id(). */ static inline void rcu_unlock_domain(struct domain *d) { |