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authorArjan van de Ven <arjan@linux.intel.com>2007-02-12 00:55:35 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:46 -0800
commit9a32144e9d7b4e21341174b1a83b82a82353be86 (patch)
tree6f08560b341418fc9934f56f6162a95f5b5d8aec /net/ipv4/ipconfig.c
parent00977a59b951207d38380c75f03a36829950265c (diff)
[PATCH] mark struct file_operations const 7
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/ipv4/ipconfig.c')
-rw-r--r--net/ipv4/ipconfig.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index ba882bec317a..cf49de1a4983 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -1200,7 +1200,7 @@ static int pnp_seq_open(struct inode *indoe, struct file *file)
return single_open(file, pnp_seq_show, NULL);
}
-static struct file_operations pnp_seq_fops = {
+static const struct file_operations pnp_seq_fops = {
.owner = THIS_MODULE,
.open = pnp_seq_open,
.read = seq_read,