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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:28 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:44 -0800
commit540473208f8ac71c25a87e1a2670c3c18dd4d6db (patch)
tree716c6b412ebf3e232bd85da785315f888283d991 /include/linux/security.h
parentf59e5e82096f81a2cb7d7833001956d81e9fa6fb (diff)
downloadop-kernel-dev-540473208f8ac71c25a87e1a2670c3c18dd4d6db.zip
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[PATCH] mark struct file_operations const 1
Many struct file_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/security.h')
-rw-r--r--include/linux/security.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/security.h b/include/linux/security.h
index c554f60..7f88d97 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -2130,7 +2130,7 @@ extern int mod_reg_security (const char *name, struct security_operations *ops);
extern int mod_unreg_security (const char *name, struct security_operations *ops);
extern struct dentry *securityfs_create_file(const char *name, mode_t mode,
struct dentry *parent, void *data,
- struct file_operations *fops);
+ const struct file_operations *fops);
extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
extern void securityfs_remove(struct dentry *dentry);
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