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authorChristoph Hellwig <hch@lst.de>2019-08-13 09:25:14 +0200
committerTony Luck <tony.luck@intel.com>2019-08-16 14:32:26 -0700
commit0d3d343560bad8e1b7879fe94251cfe731a2dd13 (patch)
tree1ac9233e4971f470653f78fc7887daae699e2f36
parent6c13bb1d58d7a6002eb44e1595897250f0b0eec6 (diff)
downloadlinux-0d3d343560bad8e1b7879fe94251cfe731a2dd13.tar.gz
genirq: remove the is_affinity_mask_valid hook
This override was only used by the ia64 SGI SN2 platform, which is
gone now.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190813072514.23299-29-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>
-rw-r--r--kernel/irq/proc.c14
1 files changed, 0 insertions, 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