linux-kernel - [PATCH] security: update security_file

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Message-ID: <20111219193256.GA9709@www.outflux.net>
Date:	Mon, 19 Dec 2011 11:32:56 -0800
From:	Kees Cook <keescook@...omium.org>
To:	linux-kernel@...r.kernel.org
Cc:	James Morris <jmorris@...ei.org>, Eric Paris <eparis@...hat.com>,
	"Serge E. Hallyn" <serge.hallyn@...onical.com>,
	Mimi Zohar <zohar@...ibm.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux-security-module@...r.kernel.org
Subject: [PATCH] security: update security_file_mmap() docs

This documents the fields added to security_file_mmap() that were
introduced in ed0321895182ffb6ecf210e066d87911b270d587.

Signed-off-by: Kees Cook <keescook@...omium.org>
---
 include/linux/security.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/linux/security.h b/include/linux/security.h
index 256befc..57f4bfe 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -590,6 +590,8 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
  *	@reqprot contains the protection requested by the application.
  *	@prot contains the protection that will be applied by the kernel.
  *	@flags contains the operational flags.
+ *	@addr contains virtual address that will be used for the operation.
+ *	@addr_only contains a boolean: 0 if file-backed VMA, otherwise 1.
  *	Return 0 if permission is granted.
  * @file_mprotect:
  *	Check permissions before changing memory access permissions.
-- 
1.7.0.4

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