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authorDavid Howells <dhowells@redhat.com>2019-06-19 18:10:15 +0300
committerDavid Howells <dhowells@redhat.com>2019-06-19 18:10:15 +0300
commit896f1950e5944532b971d880a6bae7fba3b6a8d3 (patch)
tree8bf2eddc61af7f782bdd579e87fa0f7760ea5ced /include/linux/key.h
parente59428f721ee096d8a020504ea908a6f0d952735 (diff)
downloadlinux-896f1950e5944532b971d880a6bae7fba3b6a8d3.tar.xz
keys: Provide request_key_rcu()
Provide a request_key_rcu() function that can be used to request a key under RCU conditions. It can only search and check permissions; it cannot allocate a new key, upcall or wait for an upcall to complete. It may return a partially constructed key. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include/linux/key.h')
-rw-r--r--include/linux/key.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/key.h b/include/linux/key.h
index 612e1cf84049..3604a554df99 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -274,6 +274,9 @@ extern struct key *request_key(struct key_type *type,
const char *description,
const char *callout_info);
+extern struct key *request_key_rcu(struct key_type *type,
+ const char *description);
+
extern struct key *request_key_with_auxdata(struct key_type *type,
const char *description,
const void *callout_info,