diff options
| author | Divy Le Ray <divy@chelsio.com> | 2008-09-25 14:05:28 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-12-13 15:29:30 -0800 |
| commit | 12fbd593c2d5f88f30bb00f80f8dc3d174dae2ba (patch) | |
| tree | bfe03f870bcdcd20afdf06dd50f3f51c42ce024c /drivers/net/cxgb3/cxgb3_main.c | |
| parent | acc826f16b53e7443aee91d098970eb3b96c56f5 (diff) | |
cxgb3 - fix race in EEH
commit 0ca41c0413a4d9ca58767d53d23accea9aa1cdef upstream.
A SGE queue set timer might access registers while in EEH recovery,
triggering an EEH error loop. Stop all timers early in EEH process.
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Cc: Karsten Keil <kkeil@novell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/net/cxgb3/cxgb3_main.c')
| -rw-r--r-- | drivers/net/cxgb3/cxgb3_main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c index 5447f3e60f07..d355c826b9b9 100644 --- a/drivers/net/cxgb3/cxgb3_main.c +++ b/drivers/net/cxgb3/cxgb3_main.c @@ -479,6 +479,7 @@ static int setup_sge_qsets(struct adapter *adap) irq_idx, &adap->params.sge.qset[qset_idx], ntxq, dev); if (err) { + t3_stop_sge_timers(adap); t3_free_sge_resources(adap); return err; } @@ -2449,6 +2450,9 @@ static pci_ers_result_t t3_io_error_detected(struct pci_dev *pdev, test_bit(OFFLOAD_DEVMAP_BIT, &adapter->open_device_map)) offload_close(&adapter->tdev); + /* Stop SGE timers */ + t3_stop_sge_timers(adapter); + adapter->flags &= ~FULL_INIT_DONE; pci_disable_device(pdev); @@ -2801,6 +2805,7 @@ static void __devexit remove_one(struct pci_dev *pdev) if (test_bit(i, &adapter->registered_device_map)) unregister_netdev(adapter->port[i]); + t3_stop_sge_timers(adapter); t3_free_sge_resources(adapter); cxgb_disable_msi(adapter); |