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authorOliver O'Halloran <oohall@gmail.com>2019-02-15 11:48:12 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2019-02-22 00:10:14 +1100
commite67fbbec74220733971b88804be93528f5246434 (patch)
treed836de952a546d153c1bc70fe76156face32a1c4 /arch/powerpc/kernel/eeh_cache.c
parent46ee7c3c5212b0f4f8713d60cfd595721efdf0d3 (diff)
powerpc/eeh_cache: Add pr_debug() prints for insert/remove
The EEH address cache is used to map a physical MMIO address back to a PCI device. It's useful to know when it's being manipulated, but currently this requires recompiling with #define DEBUG set. This is pointless since we have dynamic_debug nowdays, so remove the #ifdef guard and add a pr_debug() for the remove case too. Signed-off-by: Oliver O'Halloran <oohall@gmail.com> Reviewed-by: Sam Bobroff <sbobroff@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/eeh_cache.c')
-rw-r--r--arch/powerpc/kernel/eeh_cache.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/eeh_cache.c b/arch/powerpc/kernel/eeh_cache.c
index 201943d54a6e..b2c320e0fcef 100644
--- a/arch/powerpc/kernel/eeh_cache.c
+++ b/arch/powerpc/kernel/eeh_cache.c
@@ -157,10 +157,8 @@ eeh_addr_cache_insert(struct pci_dev *dev, resource_size_t alo,
piar->pcidev = dev;
piar->flags = flags;
-#ifdef DEBUG
pr_debug("PIAR: insert range=[%pap:%pap] dev=%s\n",
&alo, &ahi, pci_name(dev));
-#endif
rb_link_node(&piar->rb_node, parent, p);
rb_insert_color(&piar->rb_node, &pci_io_addr_cache_root.rb_root);
@@ -240,6 +238,8 @@ restart:
piar = rb_entry(n, struct pci_io_addr_range, rb_node);
if (piar->pcidev == dev) {
+ pr_debug("PIAR: remove range=[%pap:%pap] dev=%s\n",
+ &piar->addr_lo, &piar->addr_hi, pci_name(dev));
rb_erase(n, &pci_io_addr_cache_root.rb_root);
kfree(piar);
goto restart;