Re: [PATCH v2 06/13] PCI: xgene-msi: Drop superfluous fields from xgene_msi structure
From: Markus Elfring <hidden>
Date: 2025-07-17 11:25:26
Also in:
linux-pci, lkml
…
quoted hunk ↗ jump to hunk
+++ b/drivers/pci/controller/pci-xgene-msi.c
…
quoted hunk ↗ jump to hunk
@@ -214,7 +212,7 @@ static void xgene_irq_domain_free(struct irq_domain *domain, mutex_lock(&msi->bitmap_lock); hwirq = hwirq_to_canonical_hwirq(d->hwirq); - bitmap_clear(msi->bitmap, hwirq, msi->num_cpus); + bitmap_clear(msi->bitmap, hwirq, num_possible_cpus()); mutex_unlock(&msi->bitmap_lock);
… Under which circumstances would you become interested to apply a statement like “guard(mutex)(&msi->bitmap_lock);”? https://elixir.bootlin.com/linux/v6.16-rc6/source/include/linux/mutex.h#L225 Regards, Markus