Commit 868f7a09 authored Oct 04, 2018 by Lance Roy Committed by Paul E. McKenney Nov 08, 2018

x86/PCI: Replace spin_is_locked() with lockdep

lockdep_assert_held() is better suited to checking locking requirements,
since it only checks if the current thread holds the lock regardless of
whether someone else does. This is also a step towards possibly removing
spin_is_locked().

Signed-off-by: Lance Roy <ldr709@gmail.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: <x86@kernel.org>
Cc: <linux-pci@vger.kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>

parent 65102238

arch/x86/pci/i386.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -59,7 +59,7 @@ static struct pcibios_fwaddrmap pcibios_fwaddrmap_lookup(struct pci_dev dev)
		{
		struct pcibios_fwaddrmap *map;

		WARN_ON_SMP(!spin_is_locked(&pcibios_fwaddrmap_lock));
		lockdep_assert_held(&pcibios_fwaddrmap_lock);

		list_for_each_entry(map, &pcibios_fwaddrmappings, list)
		if (map->dev == dev)

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