]> git.karo-electronics.de Git - karo-tx-linux.git/commit
mpt3sas: Fix panic when aer correct error occurred
authorKefeng Wang <wangkefeng.wang@huawei.com>
Tue, 12 Jul 2016 09:43:25 +0000 (17:43 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Fri, 15 Jul 2016 19:08:30 +0000 (15:08 -0400)
commit83c3d3400c87d6d943bf97fce4b30f4fe6870253
tree8bbb0107b5b3ca730df8d09546bbad85ad312bbf
parentef8d1d51aa5ebe4b17b5e837d520df1e398b7adb
mpt3sas: Fix panic when aer correct error occurred

The _scsih_pci_mmio_enabled called if scsih_pci_error_detected returns
PCI_ERS_RESULT_CAN_RECOVER, at this point, read/write to the device
still works, no need to reset slot.

Or the mpt3sas_base_map_resources in scsih_pci_slot_reset will fail,
and iounamp ioc->chip, then we will meet issue when read ioc->chip
in mpt3sas_base_get_iocstate from _base_fault_reset_work.

Cc: Sathya Prakash <sathya.prakash@broadcom.com>
Cc: Chaitra P B <chaitra.basappa@broadcom.com>
Cc: Suganath Prabu Subramani <suganath-prabu.subramani@broadcom.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Acked-by: Chaitra P B <chaitra.basappa@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/mpt3sas/mpt3sas_scsih.c