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Diffstat (limited to 'arch/ia64/sn')
-rw-r--r--arch/ia64/sn/kernel/sn2/sn_proc_fs.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/ia64/sn/kernel/sn2/sn_proc_fs.c b/arch/ia64/sn/kernel/sn2/sn_proc_fs.c
index c76d8dc3aea..7aab87f4806 100644
--- a/arch/ia64/sn/kernel/sn2/sn_proc_fs.c
+++ b/arch/ia64/sn/kernel/sn2/sn_proc_fs.c
@@ -45,38 +45,6 @@ static int licenseID_open(struct inode *inode, struct file *file)
return single_open(file, licenseID_show, NULL);
}
-/*
- * Enable forced interrupt by default.
- * When set, the sn interrupt handler writes the force interrupt register on
- * the bridge chip. The hardware will then send an interrupt message if the
- * interrupt line is active. This mimics a level sensitive interrupt.
- */
-extern int sn_force_interrupt_flag;
-
-static int sn_force_interrupt_show(struct seq_file *s, void *p)
-{
- seq_printf(s, "Force interrupt is %s\n",
- sn_force_interrupt_flag ? "enabled" : "disabled");
- return 0;
-}
-
-static ssize_t sn_force_interrupt_write_proc(struct file *file,
- const char __user *buffer, size_t count, loff_t *data)
-{
- char val;
-
- if (copy_from_user(&val, buffer, 1))
- return -EFAULT;
-
- sn_force_interrupt_flag = (val == '0') ? 0 : 1;
- return count;
-}
-
-static int sn_force_interrupt_open(struct inode *inode, struct file *file)
-{
- return single_open(file, sn_force_interrupt_show, NULL);
-}
-
static int coherence_id_show(struct seq_file *s, void *p)
{
seq_printf(s, "%d\n", partition_coherence_id());
@@ -114,14 +82,6 @@ static const struct file_operations proc_license_id_fops = {
.release = single_release,
};
-static const struct file_operations proc_sn_force_intr_fops = {
- .open = sn_force_interrupt_open,
- .read = seq_read,
- .write = sn_force_interrupt_write_proc,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static const struct file_operations proc_coherence_id_fops = {
.open = coherence_id_open,
.read = seq_read,
@@ -149,8 +109,6 @@ void register_sn_procfs(void)
proc_create("system_serial_number", 0444, sgi_proc_dir,
&proc_system_sn_fops);
proc_create("licenseID", 0444, sgi_proc_dir, &proc_license_id_fops);
- proc_create("sn_force_interrupt", 0644, sgi_proc_dir,
- &proc_sn_force_intr_fops);
proc_create("coherence_id", 0444, sgi_proc_dir,
&proc_coherence_id_fops);
proc_create("sn_topology", 0444, sgi_proc_dir, &proc_sn_topo_fops);