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authorJan Beulich <jbeulich@suse.com>2021-03-09 18:00:44 +0100
committerBoris Ostrovsky <boris.ostrovsky@oracle.com>2021-03-10 16:39:29 -0600
commit0f9b05b9a01a4cf6b6bdf904faacf4796e2aa232 (patch)
treeea2d230d8d642c5e3232881392047746b98127bf /arch/arm/xen
parentb6622798bc50b625a1e62f82c7190df40c1f5b21 (diff)
Xen: drop exports of {set,clear}_foreign_p2m_mapping()
They're only used internally, and the layering violation they contain (x86) or imply (Arm) of calling HYPERVISOR_grant_table_op() strongly advise against any (uncontrolled) use from a module. The functions also never had users except the ones from drivers/xen/grant-table.c forever since their introduction in 3.15. Signed-off-by: Jan Beulich <jbeulich@suse.com> Reviewed-by: Stefano Stabellini <sstabellini@kernel.org> Link: https://lore.kernel.org/r/746a5cd6-1446-eda4-8b23-03c1cac30b8d@suse.com Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to 'arch/arm/xen')
-rw-r--r--arch/arm/xen/p2m.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c
index acb464547a54..5316cf36cb57 100644
--- a/arch/arm/xen/p2m.c
+++ b/arch/arm/xen/p2m.c
@@ -130,7 +130,6 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
return 0;
}
-EXPORT_SYMBOL_GPL(set_foreign_p2m_mapping);
int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
struct gnttab_unmap_grant_ref *kunmap_ops,
@@ -145,7 +144,6 @@ int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
return 0;
}
-EXPORT_SYMBOL_GPL(clear_foreign_p2m_mapping);
bool __set_phys_to_machine_multi(unsigned long pfn,
unsigned long mfn, unsigned long nr_pages)