[PATCH] mark struct file_operations const 5

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>

3 files changed, 3 insertions, 3 deletions

diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c
index 5b788d84011f..d2542697e298 100644
--- a/drivers/net/hamradio/bpqether.c
+++ b/drivers/net/hamradio/bpqether.c
@@ -459,7 +459,7 @@ static int bpq_info_open(struct inode *inode, struct file *file)
         return seq_open(file, &bpq_seqops);
 }
 
-static struct file_operations bpq_info_fops = {
+static const struct file_operations bpq_info_fops = {
         .owner = THIS_MODULE,
         .open = bpq_info_open,
         .read = seq_read,
diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c
index 2ce047e9d262..6fdaad5a4577 100644
--- a/drivers/net/hamradio/scc.c
+++ b/drivers/net/hamradio/scc.c
@@ -2083,7 +2083,7 @@ static int scc_net_seq_open(struct inode *inode, struct file *file)
         return seq_open(file, &scc_net_seq_ops);
 }
 
-static struct file_operations scc_net_seq_fops = {
+static const struct file_operations scc_net_seq_fops = {
         .owner   = THIS_MODULE,
         .open    = scc_net_seq_open,
         .read    = seq_read,
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index 6d74f08720d5..08f27119a807 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -804,7 +804,7 @@ static int yam_info_open(struct inode *inode, struct file *file)
         return seq_open(file, &yam_seqops);
 }
 
-static struct file_operations yam_info_fops = {
+static const struct file_operations yam_info_fops = {
         .owner = THIS_MODULE,
         .open = yam_info_open,
         .read = seq_read,