[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>
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 9a0b677..1c07c6a 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1938,7 +1938,7 @@
return seq_open(file, &ax25_info_seqops);
}
-static struct file_operations ax25_info_fops = {
+static const struct file_operations ax25_info_fops = {
.owner = THIS_MODULE,
.open = ax25_info_open,
.read = seq_read,
diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c
index 7078861..d65b8e2 100644
--- a/net/ax25/ax25_route.c
+++ b/net/ax25/ax25_route.c
@@ -332,7 +332,7 @@
return seq_open(file, &ax25_rt_seqops);
}
-struct file_operations ax25_route_fops = {
+const struct file_operations ax25_route_fops = {
.owner = THIS_MODULE,
.open = ax25_rt_info_open,
.read = seq_read,
diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c
index 7f4c294..59a41b1 100644
--- a/net/ax25/ax25_uid.c
+++ b/net/ax25/ax25_uid.c
@@ -198,7 +198,7 @@
return seq_open(file, &ax25_uid_seqops);
}
-struct file_operations ax25_uid_fops = {
+const struct file_operations ax25_uid_fops = {
.owner = THIS_MODULE,
.open = ax25_uid_info_open,
.read = seq_read,