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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/atm
parent00977a59b951207d38380c75f03a36829950265c (diff)
downloadlinux-9a32144e9d7b4e21341174b1a83b82a82353be86.tar.gz
[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/atm')
-rw-r--r--net/atm/br2684.c2
-rw-r--r--net/atm/clip.c2
-rw-r--r--net/atm/lec.c2
-rw-r--r--net/atm/mpoa_proc.c2
-rw-r--r--net/atm/proc.c12
5 files changed, 10 insertions, 10 deletions
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index f949b5c74ec..ec4ebd3299e 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -784,7 +784,7 @@ static int br2684_proc_open(struct inode *inode, struct file *file)
return seq_open(file, &br2684_seq_ops);
}
-static struct file_operations br2684_proc_ops = {
+static const struct file_operations br2684_proc_ops = {
.owner = THIS_MODULE,
.open = br2684_proc_open,
.read = seq_read,
diff --git a/net/atm/clip.c b/net/atm/clip.c
index 5f8a1d22272..ebb5d0ce8b6 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -971,7 +971,7 @@ out_kfree:
goto out;
}
-static struct file_operations arp_seq_fops = {
+static const struct file_operations arp_seq_fops = {
.open = arp_seq_open,
.read = seq_read,
.llseek = seq_lseek,
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 57dc2ab1b65..98694552769 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -1212,7 +1212,7 @@ static int lec_seq_release(struct inode *inode, struct file *file)
return seq_release_private(inode, file);
}
-static struct file_operations lec_seq_fops = {
+static const struct file_operations lec_seq_fops = {
.owner = THIS_MODULE,
.open = lec_seq_open,
.read = seq_read,
diff --git a/net/atm/mpoa_proc.c b/net/atm/mpoa_proc.c
index 43315af1030..4b05cbec7a5 100644
--- a/net/atm/mpoa_proc.c
+++ b/net/atm/mpoa_proc.c
@@ -39,7 +39,7 @@ static int parse_qos(const char *buff);
/*
* Define allowed FILE OPERATIONS
*/
-static struct file_operations mpc_file_operations = {
+static const struct file_operations mpc_file_operations = {
.owner = THIS_MODULE,
.open = proc_mpc_open,
.read = seq_read,
diff --git a/net/atm/proc.c b/net/atm/proc.c
index 190f49ce2ca..9e61e512f66 100644
--- a/net/atm/proc.c
+++ b/net/atm/proc.c
@@ -33,7 +33,7 @@
static ssize_t proc_dev_atm_read(struct file *file,char __user *buf,size_t count,
loff_t *pos);
-static struct file_operations proc_atm_dev_ops = {
+static const struct file_operations proc_atm_dev_ops = {
.owner = THIS_MODULE,
.read = proc_dev_atm_read,
};
@@ -272,7 +272,7 @@ static int atm_dev_seq_open(struct inode *inode, struct file *file)
return seq_open(file, &atm_dev_seq_ops);
}
-static struct file_operations devices_seq_fops = {
+static const struct file_operations devices_seq_fops = {
.open = atm_dev_seq_open,
.read = seq_read,
.llseek = seq_lseek,
@@ -307,7 +307,7 @@ static int pvc_seq_open(struct inode *inode, struct file *file)
return __vcc_seq_open(inode, file, PF_ATMPVC, &pvc_seq_ops);
}
-static struct file_operations pvc_seq_fops = {
+static const struct file_operations pvc_seq_fops = {
.open = pvc_seq_open,
.read = seq_read,
.llseek = seq_lseek,
@@ -341,7 +341,7 @@ static int vcc_seq_open(struct inode *inode, struct file *file)
return __vcc_seq_open(inode, file, 0, &vcc_seq_ops);
}
-static struct file_operations vcc_seq_fops = {
+static const struct file_operations vcc_seq_fops = {
.open = vcc_seq_open,
.read = seq_read,
.llseek = seq_lseek,
@@ -376,7 +376,7 @@ static int svc_seq_open(struct inode *inode, struct file *file)
return __vcc_seq_open(inode, file, PF_ATMSVC, &svc_seq_ops);
}
-static struct file_operations svc_seq_fops = {
+static const struct file_operations svc_seq_fops = {
.open = svc_seq_open,
.read = seq_read,
.llseek = seq_lseek,
@@ -457,7 +457,7 @@ void atm_proc_dev_deregister(struct atm_dev *dev)
static struct atm_proc_entry {
char *name;
- struct file_operations *proc_fops;
+ const struct file_operations *proc_fops;
struct proc_dir_entry *dirent;
} atm_proc_ents[] = {
{ .name = "devices", .proc_fops = &devices_seq_fops },