[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>
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Linus Torvalds

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92e1d5be91
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c5ef1c42c5
@@ -41,7 +41,7 @@
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#define RAMFS_MAGIC 0x858458f6
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static struct super_operations ramfs_ops;
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static struct inode_operations ramfs_dir_inode_operations;
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static const struct inode_operations ramfs_dir_inode_operations;
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static struct backing_dev_info ramfs_backing_dev_info = {
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.ra_pages = 0, /* No readahead */
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@@ -143,7 +143,7 @@ static int ramfs_symlink(struct inode * dir, struct dentry *dentry, const char *
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return error;
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}
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static struct inode_operations ramfs_dir_inode_operations = {
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static const struct inode_operations ramfs_dir_inode_operations = {
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.create = ramfs_create,
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.lookup = simple_lookup,
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.link = simple_link,
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