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-rw-r--r--security/selinux/ss/sidtab.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/security/selinux/ss/sidtab.h b/security/selinux/ss/sidtab.h
index 80c744d07ad6..4eff0e49dcb2 100644
--- a/security/selinux/ss/sidtab.h
+++ b/security/selinux/ss/sidtab.h
@@ -86,6 +86,7 @@ struct sidtab {
u32 count;
/* access only under spinlock */
struct sidtab_convert_params *convert;
+ bool frozen;
spinlock_t lock;
#if CONFIG_SECURITY_SELINUX_SID2STR_CACHE_SIZE > 0
@@ -125,6 +126,9 @@ int sidtab_convert(struct sidtab *s, struct sidtab_convert_params *params);
void sidtab_cancel_convert(struct sidtab *s);
+void sidtab_freeze_begin(struct sidtab *s, unsigned long *flags) __acquires(&s->lock);
+void sidtab_freeze_end(struct sidtab *s, unsigned long *flags) __releases(&s->lock);
+
int sidtab_context_to_sid(struct sidtab *s, struct context *context, u32 *sid);
void sidtab_destroy(struct sidtab *s);