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authorDave Airlie <airlied@redhat.com>2022-05-03 16:08:48 +1000
committerDave Airlie <airlied@redhat.com>2022-05-03 16:08:48 +1000
commite954d2c94d007afe487044ecfa48f2518643df0e (patch)
tree7903ee4cf7d9387e5bb5285f86a2a82b2eacab44 /kernel/irq/affinity.c
parent15e2b419a83777ef652bf5f0ea4385ef7711f710 (diff)
parent672c0c5173427e6b3e2a9bbb7be51ceeec78093a (diff)
Backmerge tag 'v5.18-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Linux 5.18-rc5 There was a build fix for arm I wanted in drm-next, so backmerge rather then cherry-pick. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/irq/affinity.c')
-rw-r--r--kernel/irq/affinity.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c
index f7ff8919dc9b..fdf170404650 100644
--- a/kernel/irq/affinity.c
+++ b/kernel/irq/affinity.c
@@ -269,8 +269,9 @@ static int __irq_build_affinity_masks(unsigned int startvec,
*/
if (numvecs <= nodes) {
for_each_node_mask(n, nodemsk) {
- cpumask_or(&masks[curvec].mask, &masks[curvec].mask,
- node_to_cpumask[n]);
+ /* Ensure that only CPUs which are in both masks are set */
+ cpumask_and(nmsk, cpu_mask, node_to_cpumask[n]);
+ cpumask_or(&masks[curvec].mask, &masks[curvec].mask, nmsk);
if (++curvec == last_affv)
curvec = firstvec;
}