linux-ext4 - [PATCH -V4 06/11] vfs: Optimize out IS_RICHACL() if CONFIG_FS

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Date:	Fri, 24 Sep 2010 18:18:09 +0530
From:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
To:	sfrench@...ibm.com, ffilz@...ibm.com, agruen@...e.de,
	adilger@....com, sandeen@...hat.com, tytso@....edu,
	bfields@...i.umich.edu, jlayton@...hat.com
Cc:	aneesh.kumar@...ux.vnet.ibm.com, linux-fsdevel@...r.kernel.org,
	nfsv4@...ux-nfs.org, linux-ext4@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH -V4 06/11] vfs: Optimize out IS_RICHACL() if CONFIG_FS_RICHACL is not defined

From: Andreas Gruenbacher <agruen@...e.de>

if CONFIG_FS_RICHACL is not defined optimize out
the ACL check function.

Signed-off-by: Andreas Gruenbacher <agruen@...e.de>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>
---
 fs/Kconfig         |    4 ++++
 include/linux/fs.h |    5 +++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/fs/Kconfig b/fs/Kconfig
index 3d18530..cd283dc 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -39,6 +39,10 @@ config FS_POSIX_ACL
 	bool
 	default n
 
+config FS_RICHACL
+	bool
+	default n
+
 source "fs/xfs/Kconfig"
 source "fs/gfs2/Kconfig"
 source "fs/ocfs2/Kconfig"
diff --git a/include/linux/fs.h b/include/linux/fs.h
index d86e77c..26fc8ae 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -265,7 +265,12 @@ struct inodes_stat_t {
 #define IS_APPEND(inode)	((inode)->i_flags & S_APPEND)
 #define IS_IMMUTABLE(inode)	((inode)->i_flags & S_IMMUTABLE)
 #define IS_POSIXACL(inode)	__IS_FLG(inode, MS_POSIXACL)
+
+#ifdef CONFIG_FS_RICHACL
 #define IS_RICHACL(inode)	__IS_FLG(inode, MS_RICHACL)
+#else
+#define IS_RICHACL(inode)	0
+#endif
 
 #define IS_DEADDIR(inode)	((inode)->i_flags & S_DEAD)
 #define IS_NOCMTIME(inode)	((inode)->i_flags & S_NOCMTIME)
-- 
1.7.0.4

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