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[xen master] XSM: make .hypfs() hook dependent upon HYPFS=y



commit dd60120e2a0f95ff31bd662922d22747a3c53dcc
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Mon Aug 3 16:35:32 2026 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Mon Aug 3 16:35:32 2026 +0200

    XSM: make .hypfs() hook dependent upon HYPFS=y
    
    It's unreachable / dead otherwise.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Daniel P. Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>
---
 xen/include/xsm/dummy.h | 2 ++
 xen/include/xsm/hooks.h | 2 ++
 xen/xsm/flask/hooks.c   | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h
index 4fe12f3c85..f000d1f60a 100644
--- a/xen/include/xsm/dummy.h
+++ b/xen/include/xsm/dummy.h
@@ -437,11 +437,13 @@ static XSM_INLINE int cf_check 
xsm_resource_setup_misc(XSM_DEFAULT_VOID)
     return xsm_default_action(action, current->domain, NULL);
 }
 
+#ifdef CONFIG_HYPFS
 static XSM_INLINE int cf_check xsm_hypfs_op(XSM_DEFAULT_VOID)
 {
     XSM_ASSERT_ACTION(XSM_PRIV);
     return xsm_default_action(action, current->domain, NULL);
 }
+#endif
 
 static XSM_INLINE long cf_check xsm_do_xsm_op(XEN_GUEST_HANDLE_PARAM(void) op)
 {
diff --git a/xen/include/xsm/hooks.h b/xen/include/xsm/hooks.h
index 41c12c9306..c309a7ca43 100644
--- a/xen/include/xsm/hooks.h
+++ b/xen/include/xsm/hooks.h
@@ -100,7 +100,9 @@ XSM_HOOK(int, pci_config_permission, struct domain *, 
uint32_t, uint16_t,
                                      uint16_t, uint8_t)
 #endif
 
+#ifdef CONFIG_HYPFS
 XSM_HOOK(int, hypfs_op)
+#endif
 
 XSM_HOOK(int, hvm_param, struct domain *, unsigned long)
 XSM_HOOK(int, hvm_param_altp2mhvm, struct domain *)
diff --git a/xen/xsm/flask/hooks.c b/xen/xsm/flask/hooks.c
index 1656ac8f3c..f6675cb298 100644
--- a/xen/xsm/flask/hooks.c
+++ b/xen/xsm/flask/hooks.c
@@ -1345,10 +1345,12 @@ static int cf_check flask_resource_setup_misc(void)
     return avc_current_has_perm(SECINITSID_XEN, SECCLASS_RESOURCE, 
RESOURCE__SETUP, NULL);
 }
 
+#ifdef CONFIG_HYPFS
 static inline int cf_check flask_hypfs_op(void)
 {
     return domain_has_xen(current->domain, XEN__HYPFS_OP);
 }
+#endif
 
 static int cf_check flask_add_to_physmap(struct domain *d1, struct domain *d2)
 {
--
generated by git-patchbot for /home/xen/git/xen.git#master



 


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