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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:39 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:46 -0800
commit92e1d5be91a0e3ffa5c4697eeb09b2aa22792122 (patch)
tree4eb22a9f6c38e9f4cc2a5100cd6659b0af08b7ae /fs/ocfs2/file.h
parent754661f143e70d66eae6c48532ca245aa05dec0e (diff)
downloadop-kernel-dev-92e1d5be91a0e3ffa5c4697eeb09b2aa22792122.zip
op-kernel-dev-92e1d5be91a0e3ffa5c4697eeb09b2aa22792122.tar.gz
[PATCH] mark struct inode_operations const 2
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 'fs/ocfs2/file.h')
-rw-r--r--fs/ocfs2/file.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ocfs2/file.h b/fs/ocfs2/file.h
index 601a453..cc973f0 100644
--- a/fs/ocfs2/file.h
+++ b/fs/ocfs2/file.h
@@ -28,8 +28,8 @@
extern const struct file_operations ocfs2_fops;
extern const struct file_operations ocfs2_dops;
-extern struct inode_operations ocfs2_file_iops;
-extern struct inode_operations ocfs2_special_file_iops;
+extern const struct inode_operations ocfs2_file_iops;
+extern const struct inode_operations ocfs2_special_file_iops;
struct ocfs2_alloc_context;
enum ocfs2_alloc_restarted {
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