Commit b0c8ce89 authored Mar 27, 2017 by Sebastian Ott Committed by Martin Schwidefsky Apr 05, 2017

s390/pci: reduce iomap size (even more)



Commit c506fff3 ("s390/pci: resize iomap") reduced the iomap
to NR_FUNCTIONS * PCI_BAR_COUNT elements. Since we only support
functions with 64bit BARs we can cut that number in half.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent 4e0cca7d

arch/s390/pci/pci.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -69,7 +69,7 @@ static struct airq_struct zpci_airq = {
		};

		#define ZPCI_IOMAP_ENTRIES \
		min(((unsigned long) CONFIG_PCI_NR_FUNCTIONS * PCI_BAR_COUNT), \
		min(((unsigned long) ZPCI_NR_DEVICES * PCI_BAR_COUNT / 2), \
		ZPCI_IOMAP_MAX_ENTRIES)

		static DEFINE_SPINLOCK(zpci_iomap_lock);