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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:40 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:46 -0800
commitc5ef1c42c51b1b5b4a401a6517bdda30933ddbaf (patch)
treee1a9804a8af427f700aaba4b386cf8679b317e83 /include/linux/phonedev.h
parent92e1d5be91a0e3ffa5c4697eeb09b2aa22792122 (diff)
downloadop-kernel-dev-c5ef1c42c51b1b5b4a401a6517bdda30933ddbaf.zip
op-kernel-dev-c5ef1c42c51b1b5b4a401a6517bdda30933ddbaf.tar.gz
[PATCH] mark struct inode_operations const 3
Many struct inode_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/phonedev.h')
-rw-r--r--include/linux/phonedev.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/phonedev.h b/include/linux/phonedev.h
index a0e31ad..4269de9 100644
--- a/include/linux/phonedev.h
+++ b/include/linux/phonedev.h
@@ -9,7 +9,7 @@
struct phone_device {
struct phone_device *next;
- struct file_operations *f_op;
+ const struct file_operations *f_op;
int (*open) (struct phone_device *, struct file *);
int board; /* Device private index */
int minor;
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