The following commit has been merged into the irq/core branch of tip: Commit-ID: eb29369fa543e7d5557c19ebecf072244bb14815 Gitweb: https://git.kernel.org/tip/eb29369fa543e7d5557c19ebecf072244bb14815 Author: Jeff Xie <jeff.xie@xxxxxxxxx> AuthorDate: Mon, 26 Aug 2024 22:58:05 +08:00 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitterDate: Thu, 29 Aug 2024 16:42:06 +02:00 genirq/proc: Change the return value for set affinity permission error Currently, when the affinity of an irq cannot be set due to lack of permission, the write_irq_affinity() returns the error code -EIO. Change the return value to -EPERM as that reflects the cause of error correctly. Signed-off-by: Jeff Xie <jeff.xie@xxxxxxxxx> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: https://lore.kernel.org/all/20240826145805.5938-1-jeff.xie@xxxxxxxxx --- kernel/irq/proc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c index d98fb9c..9081ada 100644 --- a/kernel/irq/proc.c +++ b/kernel/irq/proc.c @@ -140,7 +140,7 @@ static ssize_t write_irq_affinity(int type, struct file *file, int err; if (!irq_can_set_affinity_usr(irq) || no_irq_affinity) - return -EIO; + return -EPERM; if (!zalloc_cpumask_var(&new_value, GFP_KERNEL)) return -ENOMEM;
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