From: Bjorn Helgaas When we fail to assign an I/O or MEM resource, include the min/max in the debug output to help match it with the options. Signed-off-by: Bjorn Helgaas Acked-by: Rene Herman Cc: Len Brown Cc: Adam M Belay Cc: Li Shaohua Cc: Matthieu Castet Cc: Thomas Renninger Cc: Jaroslav Kysela Cc: Takashi Iwai Signed-off-by: Andrew Morton --- drivers/pnp/manager.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff -puN drivers/pnp/manager.c~pnp-improve-resource-assignment-debug drivers/pnp/manager.c --- a/drivers/pnp/manager.c~pnp-improve-resource-assignment-debug +++ a/drivers/pnp/manager.c @@ -47,7 +47,10 @@ static int pnp_assign_port(struct pnp_de res->start += rule->align; res->end = res->start + rule->size - 1; if (res->start > rule->max || !rule->align) { - dev_dbg(&dev->dev, " couldn't assign io %d\n", idx); + dev_dbg(&dev->dev, " couldn't assign io %d " + "(min %#llx max %#llx)\n", idx, + (unsigned long long) rule->min, + (unsigned long long) rule->max); return 0; } } @@ -96,7 +99,10 @@ static int pnp_assign_mem(struct pnp_dev res->start += rule->align; res->end = res->start + rule->size - 1; if (res->start > rule->max || !rule->align) { - dev_dbg(&dev->dev, " couldn't assign mem %d\n", idx); + dev_dbg(&dev->dev, " couldn't assign mem %d " + "(min %#llx max %#llx)\n", idx, + (unsigned long long) rule->min, + (unsigned long long) rule->max); return 0; } } _