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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/packet
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/packet')
-rw-r--r--net/packet/af_packet.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 444550917bc1..15ff7b15e211 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1952,7 +1952,7 @@ static int packet_seq_open(struct inode *inode, struct file *file)
1952 return seq_open(file, &packet_seq_ops); 1952 return seq_open(file, &packet_seq_ops);
1953} 1953}
1954 1954
1955static struct file_operations packet_seq_fops = { 1955static const struct file_operations packet_seq_fops = {
1956 .owner = THIS_MODULE, 1956 .owner = THIS_MODULE,
1957 .open = packet_seq_open, 1957 .open = packet_seq_open,
1958 .read = seq_read, 1958 .read = seq_read,