[PATCH tip/core/rcu 1/7] x86/PCI: Replace spin_is_locked() with lockdep
From: Lance Roy 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 Cc: Bjorn Helgaas Cc: Thomas Gleixner Cc: Ingo Molnar Cc: Borislav Petkov Cc: "H. Peter Anvin" Cc: Cc: Signed-off-by: Paul E. McKenney --- arch/x86/pci/i386.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 8cd66152cdb0..9df652d3d927 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -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(_fwaddrmap_lock)); + lockdep_assert_held(_fwaddrmap_lock); list_for_each_entry(map, _fwaddrmappings, list) if (map->dev == dev) -- 2.17.1
[PATCH tip/core/rcu 1/7] x86/PCI: Replace spin_is_locked() with lockdep
From: Lance Roy 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 Cc: Bjorn Helgaas Cc: Thomas Gleixner Cc: Ingo Molnar Cc: Borislav Petkov Cc: "H. Peter Anvin" Cc: Cc: Signed-off-by: Paul E. McKenney --- arch/x86/pci/i386.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 8cd66152cdb0..9df652d3d927 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -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(_fwaddrmap_lock)); + lockdep_assert_held(_fwaddrmap_lock); list_for_each_entry(map, _fwaddrmappings, list) if (map->dev == dev) -- 2.17.1