iwlwifi: dump stack when fail to gain access to the device
authorStanislaw Gruszka <sgruszka@redhat.com>
Wed, 7 Mar 2012 17:52:23 +0000 (09:52 -0800)
committerJohn W. Linville <linville@tuxdriver.com>
Thu, 8 Mar 2012 18:59:50 +0000 (13:59 -0500)
commitaa5affbacb24cb5d8fd6f7c66e57d62164ed6d34
treeee839f53923b216c6ec0d4aa4ec4ba60ec641f4a
parent9441b85d59ec9d06cbe749e12a59a06c09e601fa
iwlwifi: dump stack when fail to gain access to the device

Print dump stack when the device is not responding. This should give
some more clue about the reason of failure. Also change the message we
print, since "MAC in deep sleep" is kinda confusing.

On the way add unlikely(), as fail to gain NIC access is hmm ...
unlikely.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/iwlwifi/iwl-io.c