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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 03:55:36 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 12:48:46 -0500
commitda7071d7e32d15149cc513f096a3638097b66387 (patch)
treef56fb200090ad55b2e2a72c379b1eeea29795670 /net/socket.c
parent9a32144e9d7b4e21341174b1a83b82a82353be86 (diff)
[PATCH] mark struct file_operations const 8
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 'net/socket.c')
-rw-r--r--net/socket.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/socket.c b/net/socket.c
index a92f59580234..0778c5442411 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -117,7 +117,7 @@ static ssize_t sock_sendpage(struct file *file, struct page *page,
117 * in the operation structures but are done directly via the socketcall() multiplexor. 117 * in the operation structures but are done directly via the socketcall() multiplexor.
118 */ 118 */
119 119
120static struct file_operations socket_file_ops = { 120static const struct file_operations socket_file_ops = {
121 .owner = THIS_MODULE, 121 .owner = THIS_MODULE,
122 .llseek = no_llseek, 122 .llseek = no_llseek,
123 .aio_read = sock_aio_read, 123 .aio_read = sock_aio_read,