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authorBrian King <brking@linux.vnet.ibm.com>2013-11-25 16:27:54 -0600
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-12-05 16:08:20 +1100
commitfb48dc22824daaa60ff1d6a6c9e22c79112dfb8e (patch)
treebf09b49a1679b01607c34aa33b54cc25ae2a55e5
parent2c77e95741e1202f993a4126f1f401459f1bcd4d (diff)
powerpc: Increase EEH recovery timeout for SR-IOV
In order to support concurrent adapter firmware download to SR-IOV adapters on pSeries, each VF will see an EEH event where the slot will remain in the unavailable state for the duration of the adapter firmware update, which can take as long as 5 minutes. Extend the EEH recovery timeout to account for this. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Acked-by: Gavin Shan <shangw@linux.vnet.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
-rw-r--r--arch/powerpc/kernel/eeh.c2
-rw-r--r--arch/powerpc/kernel/eeh_driver.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 4bd687d5e7a..f4b7a227f18 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -84,7 +84,7 @@
#define EEH_MAX_FAILS 2100000
/* Time to wait for a PCI slot to report status, in milliseconds */
-#define PCI_BUS_RESET_WAIT_MSEC (60*1000)
+#define PCI_BUS_RESET_WAIT_MSEC (5*60*1000)
/* Platform dependent EEH operations */
struct eeh_ops *eeh_ops = NULL;
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
index 36bed5a1275..4ef59c33777 100644
--- a/arch/powerpc/kernel/eeh_driver.c
+++ b/arch/powerpc/kernel/eeh_driver.c
@@ -468,7 +468,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus)
/* The longest amount of time to wait for a pci device
* to come back on line, in seconds.
*/
-#define MAX_WAIT_FOR_RECOVERY 150
+#define MAX_WAIT_FOR_RECOVERY 300
static void eeh_handle_normal_event(struct eeh_pe *pe)
{