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common: resource: print conflicts as warning 

Crazy things happen if there are resource conflicts and a device probe
runs dev_request_mem_region. The dev_request_mem_region returns a
start pointer which is zero. The probe function doesn't check on this
and probing the device on zero base address.

To debug this in debug log level there are many other outputs. This patch
replace the debug print to a warning printout. A conflict should
normally never happen. If there is a conflict it's much easier to see it
with this patch.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Alexander Aring 2014-06-23 10:00:00 +02:00 committed by Sascha Hauer
parent b3a667cd84
commit c9e2e08edc
1 changed files with 1 additions and 1 deletions
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2
common/resource.c
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@ -71,7 +71,7 @@ struct resource *__request_region(struct resource *parent,
goto ok;
if (start > r->end)
continue;
debug("%s: 0x%08llx:0x%08llx conflicts with 0x%08llx:0x%08llx\n",
pr_warn("%s: 0x%08llx:0x%08llx conflicts with 0x%08llx:0x%08llx\n",
__func__,
(unsigned long long)start,
(unsigned long long)end,