Re: 2.6.15-mm3: arch/ia64/sn/kernel/sn2/sn_proc_fs.c compile error

From: Andrew Morton
Date: Wed Jan 11 2006 - 19:25:36 EST


Adrian Bunk <bunk@xxxxxxxxx> wrote:
>
> > > arch/ia64/sn/kernel/sn2/sn_proc_fs.c:140: error: assignment of read-only member 'write'
> >
> > This?
> >...
>
> Nearly.
>
> The last compile error (line 140) is still present.

Bah.


diff -puN arch/ia64/sn/kernel/sn2/sn_proc_fs.c~ia64-const-f_ops-fix arch/ia64/sn/kernel/sn2/sn_proc_fs.c
--- devel/arch/ia64/sn/kernel/sn2/sn_proc_fs.c~ia64-const-f_ops-fix 2006-01-11 16:04:18.000000000 -0800
+++ devel-akpm/arch/ia64/sn/kernel/sn2/sn_proc_fs.c 2006-01-11 16:22:38.000000000 -0800
@@ -93,19 +93,22 @@ static int coherence_id_open(struct inod
static struct proc_dir_entry *sn_procfs_create_entry(
const char *name, struct proc_dir_entry *parent,
int (*openfunc)(struct inode *, struct file *),
- int (*releasefunc)(struct inode *, struct file *))
+ int (*releasefunc)(struct inode *, struct file *),
+ ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *))
{
struct proc_dir_entry *e = create_proc_entry(name, 0444, parent);

if (e) {
- e->proc_fops = (struct file_operations *)kmalloc(
- sizeof(struct file_operations), GFP_KERNEL);
- if (e->proc_fops) {
- memset(e->proc_fops, 0, sizeof(struct file_operations));
- e->proc_fops->open = openfunc;
- e->proc_fops->read = seq_read;
- e->proc_fops->llseek = seq_lseek;
- e->proc_fops->release = releasefunc;
+ struct file_operations *f;
+
+ f = kzalloc(sizeof(*f), GFP_KERNEL);
+ if (f) {
+ f->open = openfunc;
+ f->read = seq_read;
+ f->llseek = seq_lseek;
+ f->release = releasefunc;
+ f->write = write;
+ e->proc_fops = f;
}
}

@@ -119,31 +122,29 @@ extern int sn_topology_release(struct in
void register_sn_procfs(void)
{
static struct proc_dir_entry *sgi_proc_dir = NULL;
- struct proc_dir_entry *e;

BUG_ON(sgi_proc_dir != NULL);
if (!(sgi_proc_dir = proc_mkdir("sgi_sn", NULL)))
return;

sn_procfs_create_entry("partition_id", sgi_proc_dir,
- partition_id_open, single_release);
+ partition_id_open, single_release, NULL);

sn_procfs_create_entry("system_serial_number", sgi_proc_dir,
- system_serial_number_open, single_release);
+ system_serial_number_open, single_release, NULL);

sn_procfs_create_entry("licenseID", sgi_proc_dir,
- licenseID_open, single_release);
+ licenseID_open, single_release, NULL);

- e = sn_procfs_create_entry("sn_force_interrupt", sgi_proc_dir,
- sn_force_interrupt_open, single_release);
- if (e)
- e->proc_fops->write = sn_force_interrupt_write_proc;
+ sn_procfs_create_entry("sn_force_interrupt", sgi_proc_dir,
+ sn_force_interrupt_open, single_release,
+ sn_force_interrupt_write_proc);

sn_procfs_create_entry("coherence_id", sgi_proc_dir,
- coherence_id_open, single_release);
+ coherence_id_open, single_release, NULL);

sn_procfs_create_entry("sn_topology", sgi_proc_dir,
- sn_topology_open, sn_topology_release);
+ sn_topology_open, sn_topology_release, NULL);
}

#endif /* CONFIG_PROC_FS */
_

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/