diff options
| author | Alex Estrin <alex.estrin@intel.com> | 2018-05-02 16:43:15 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2018-05-09 22:53:29 +0300 |
| commit | 8d3e71136a080d007620472f50c7b3e63ba0f5cf (patch) | |
| tree | 76f265621e2fe1a307bc336bd154e9eecf93ddde /drivers/infiniband/hw/hfi1/hfi.h | |
| parent | a93a0a31111231bb1949f4a83b17238f0fa32d6a (diff) | |
| download | linux-8d3e71136a080d007620472f50c7b3e63ba0f5cf.tar.xz | |
IB/{hfi1, qib}: Add handling of kernel restart
A warm restart will fail to unload the driver, leaving link state
potentially flapping up to the point the BIOS resets the adapter.
Correct the issue by hooking the shutdown pci method,
which will bring port down.
Cc: <stable@vger.kernel.org> # 4.9.x
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Alex Estrin <alex.estrin@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/hfi.h')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/hfi.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h index cac2c62bc42d..9c97c180c35e 100644 --- a/drivers/infiniband/hw/hfi1/hfi.h +++ b/drivers/infiniband/hw/hfi1/hfi.h @@ -1856,6 +1856,7 @@ struct cc_state *get_cc_state_protected(struct hfi1_pportdata *ppd) #define HFI1_HAS_SDMA_TIMEOUT 0x8 #define HFI1_HAS_SEND_DMA 0x10 /* Supports Send DMA */ #define HFI1_FORCED_FREEZE 0x80 /* driver forced freeze mode */ +#define HFI1_SHUTDOWN 0x100 /* device is shutting down */ /* IB dword length mask in PBC (lower 11 bits); same for all chips */ #define HFI1_PBC_LENGTH_MASK ((1 << 11) - 1) |