From a1f83a563475bd77843c4b44ee44a7d764bc9bba Mon Sep 17 00:00:00 2001 From: Kairui Song Date: Thu, 28 Jan 2021 15:24:32 +0800 Subject: [PATCH] Also fetch node info for non-PCI devices non-PCI devices could also be bind to a certain node. So if failed to fetch the info from sysfs, try to get it from /proc/irq//node. --- classify.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/classify.c b/classify.c index df8a89b..92f43cc 100644 --- a/classify.c +++ b/classify.c @@ -395,7 +395,10 @@ static struct irq_info *add_one_irq_to_db(const char *devpath, int irq, struct u get_numa_node: numa_node = -1; if (numa_avail) { - sprintf(path, "%s/numa_node", devpath); + if (devpath) + sprintf(path, "%s/numa_node", devpath); + else + sprintf(path, "/proc/irq/%i/node", irq); fd = fopen(path, "r"); if (fd) { fscanf(fd, "%d", &numa_node); -- 2.29.2