[PATCH 29/29] genirq: remove the is_affinity_mask_valid hook

[Christoph Hellwig]

This override was only used by the ia64 SGI SN2 platform, which is
gone now.

Signed-off-by: Christoph Hellwig <h...@lst.de>
---
 kernel/irq/proc.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index da9addb8d655..cfc4f088a0e7 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -100,10 +100,6 @@ static int irq_affinity_hint_proc_show(struct seq_file *m, 
void *v)
        return 0;
 }
 
-#ifndef is_affinity_mask_valid
-#define is_affinity_mask_valid(val) 1
-#endif
-
 int no_irq_affinity;
 static int irq_affinity_proc_show(struct seq_file *m, void *v)
 {
@@ -136,11 +132,6 @@ static ssize_t write_irq_affinity(int type, struct file 
*file,
        if (err)
                goto free_cpumask;
 
-       if (!is_affinity_mask_valid(new_value)) {
-               err = -EINVAL;
-               goto free_cpumask;
-       }
-
        /*
         * Do not allow disabling IRQs completely - it's a too easy
         * way to make the system unusable accidentally :-) At least
@@ -232,11 +223,6 @@ static ssize_t default_affinity_write(struct file *file,
        if (err)
                goto out;
 
-       if (!is_affinity_mask_valid(new_value)) {
-               err = -EINVAL;
-               goto out;
-       }
-
        /*
         * Do not allow disabling IRQs completely - it's a too easy
         * way to make the system unusable accidentally :-) At least
-- 
2.20.1