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irqbalance: Also fetch node info for non-PCI devices

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Also fetch node info for non-PCI devices

Signed-off-by: qinyu <qinyu32@huawei.com>
This commit is contained in:
qinyu 2023-01-05 15:08:29 +08:00
parent 08ae98ad73
commit e8c09cb04f
2 changed files with 47 additions and 1 deletions
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39
backport-Also-fetch-node-info-for-non-PCI-devices.patch Normal file
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@ -0,0 +1,39 @@
From 31dea01f3a47aa6374560638486879e5129f9c94 Mon Sep 17 00:00:00 2001
From: Kairui Song <kasong@redhat.com>
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/<irq>/node.
Conflict:NA
Reference:https://github.com/Irqbalance/irqbalance/commit/31dea01f3a47aa6374560638486879e5129f9c94
---
classify.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/classify.c b/classify.c
index beb2919..105ecd6 100644
--- a/classify.c
+++ b/classify.c
@@ -361,9 +361,14 @@ static struct irq_info *add_one_irq_to_db(const char *devpath, struct irq_info *
get_numa_node:
numa_node = NUMA_NO_NODE;
- if (devpath != NULL && numa_avail) {
- sprintf(path, "%s/numa_node", devpath);
- process_one_line(path, get_int, &numa_node);
+ if (numa_avail) {
+ if (devpath != NULL) {
+ sprintf(path, "%s/numa_node", devpath);
+ process_one_line(path, get_int, &numa_node);
+ } else {
+ sprintf(path, "/proc/irq/%i/node", irq);
+ process_one_line(path, get_int, &numa_node);
+ }
}
if (pol->numa_node_set == 1)
--
2.23.0

9
irqbalance.spec
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@ -1,7 +1,7 @@
Summary: A dynamic adaptive IRQ balancing daemon
Name: irqbalance
Version: 1.7.0
Release: 8
Release: 9
Epoch: 3
License: GPLv2
Source0: https://github.com/Irqbalance/irqbalance/archive/irqbalance-%{version}.tar.gz
@ -27,6 +27,7 @@ Patch6002: backport-log-correctly-for-isolated-and-nohz_full-cpus.patch
Patch6003: backport-add-irq-hotplug-feature-for-irqbalance.patch
Patch6004: backport-Add-log-for-hotplug-appropriately.patch
Patch6005: backport-Add-hot-pull-method-for-irqbalance.patch
Patch6006: backport-Also-fetch-node-info-for-non-PCI-devices.patch
%description
Irqbalance is a daemon to help balance the cpu load generated by
@ -84,6 +85,12 @@ fi
/sbin/chkconfig --del %{name} >/dev/null 2>&1 || :
%changelog
* Thu Jan 5 2023 qinyu <qinyu32@huawei.com> - 3:1.7.0-9
- Type:bugfix
- ID:NA
- SUG:restart
- DESC: Also fetch node info for non-PCI devices
* Thu Jan 5 2023 qinyu <qinyu32@huawei.com> - 3:1.7.0-8
- Type:bugfix
- ID:NA