From: Dave Jiang <dave.jiang@intel.com>
To: linux-nvdimm@lists.01.org
Cc: alison.schofield@intel.com, keescook@chromium.org,
ebiggers3@gmail.com, dhowells@redhat.com,
keyrings@vger.kernel.org
Subject: [PATCH v8 04/12] keys: export lookup_user_key to external users
Date: Tue, 28 Aug 2018 15:47:40 -0700 [thread overview]
Message-ID: <153549646033.4089.17866270311512341456.stgit@djiang5-desk3.ch.intel.com> (raw)
In-Reply-To: <153549632073.4089.3609134467249378610.stgit@djiang5-desk3.ch.intel.com>
Export lookup_user_key() symbol in order to allow nvdimm passphrase
update to retrieve user injected keys.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Cc: David Howells <dhowells@redhat.com>
---
include/linux/key.h | 3 +++
security/keys/internal.h | 2 --
security/keys/process_keys.c | 1 +
3 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/key.h b/include/linux/key.h
index e58ee10f6e58..7099985e35a9 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -346,6 +346,9 @@ static inline key_serial_t key_serial(const struct key *key)
extern void key_set_timeout(struct key *, unsigned);
+extern key_ref_t lookup_user_key(key_serial_t id, unsigned long flags,
+ key_perm_t perm);
+
/*
* The permissions required on a key that we're looking up.
*/
diff --git a/security/keys/internal.h b/security/keys/internal.h
index 9f8208dc0e55..9968b21a76dd 100644
--- a/security/keys/internal.h
+++ b/security/keys/internal.h
@@ -158,8 +158,6 @@ extern struct key *request_key_and_link(struct key_type *type,
extern bool lookup_user_key_possessed(const struct key *key,
const struct key_match_data *match_data);
-extern key_ref_t lookup_user_key(key_serial_t id, unsigned long flags,
- key_perm_t perm);
#define KEY_LOOKUP_CREATE 0x01
#define KEY_LOOKUP_PARTIAL 0x02
#define KEY_LOOKUP_FOR_UNLINK 0x04
diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
index d5b25e535d3a..ec4fd4531224 100644
--- a/security/keys/process_keys.c
+++ b/security/keys/process_keys.c
@@ -755,6 +755,7 @@ key_ref_t lookup_user_key(key_serial_t id, unsigned long lflags,
put_cred(ctx.cred);
goto try_again;
}
+EXPORT_SYMBOL(lookup_user_key);
/*
* Join the named keyring as the session keyring if possible else attempt to
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next prev parent reply other threads:[~2018-08-28 22:47 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-28 22:47 [PATCH v8 00/12] Adding security support for nvdimm Dave Jiang
2018-08-28 22:47 ` [PATCH v8 01/12] nfit: add support for Intel DSM 1.7 commands Dave Jiang
2018-08-28 22:47 ` [PATCH v8 02/12] libnvdimm: create keyring to store security keys Dave Jiang
2018-09-22 0:19 ` Dan Williams
2018-09-24 21:04 ` David Howells
2018-09-24 21:12 ` Dave Jiang
2018-08-28 22:47 ` [PATCH v8 03/12] nfit/libnvdimm: store dimm id as a member to struct nvdimm Dave Jiang
2018-08-28 22:47 ` Dave Jiang [this message]
2018-09-21 21:59 ` [PATCH v8 04/12] keys: export lookup_user_key to external users Dan Williams
2018-09-21 22:02 ` Dave Jiang
2018-09-21 23:05 ` David Howells
2018-08-28 22:47 ` [PATCH v8 05/12] nfit/libnvdimm: add unlock of nvdimm support for Intel DIMMs Dave Jiang
2018-09-23 0:10 ` Dan Williams
2018-08-28 22:47 ` [PATCH v8 06/12] nfit/libnvdimm: add set passphrase support for Intel nvdimms Dave Jiang
2018-08-28 22:47 ` [PATCH v8 07/12] nfit/libnvdimm: add disable passphrase support to Intel nvdimm Dave Jiang
2018-08-28 22:48 ` [PATCH v8 08/12] nfit/libnvdimm: add freeze security " Dave Jiang
2018-08-28 22:48 ` [PATCH v8 09/12] nfit/libnvdimm: add support for issue secure erase DSM " Dave Jiang
2018-08-28 22:48 ` [PATCH v8 10/12] nfit_test: add context to dimm_dev for nfit_test Dave Jiang
2018-08-28 22:48 ` [PATCH v8 11/12] nfit_test: add test support for Intel nvdimm security DSMs Dave Jiang
2018-08-28 22:48 ` [PATCH v8 12/12] libnvdimm: add documentation for nvdimm security support Dave Jiang
2018-09-21 23:07 ` [PATCH v8 02/12] libnvdimm: create keyring to store security keys David Howells
2018-09-21 23:20 ` [PATCH v8 05/12] nfit/libnvdimm: add unlock of nvdimm support for Intel DIMMs David Howells
2018-09-21 23:27 ` Dave Jiang
2018-09-21 23:51 ` Dan Williams
2018-09-21 23:57 ` [PATCH v8 06/12] nfit/libnvdimm: add set passphrase support for Intel nvdimms David Howells
2018-09-22 0:25 ` Dave Jiang
2018-09-22 1:26 ` Dan Williams
2018-09-22 0:01 ` [PATCH v8 04/12] keys: export lookup_user_key to external users David Howells
2018-09-24 21:02 ` [PATCH v8 02/12] libnvdimm: create keyring to store security keys David Howells
2018-09-24 21:15 ` Dave Jiang
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