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authorEmil Tantilov <emil.s.tantilov@intel.com>2010-08-02 18:40:52 +0400
committerDavid S. Miller <davem@davemloft.net>2010-08-03 08:20:22 +0400
commit81a618595a29af6aec615d093feac65ee7329b74 (patch)
tree575d2189a2e006902776cfda25f58584729b3a0e /drivers/net/igb
parent3bfacf96abc747e3a4bafa7550deb0372d7d0e20 (diff)
downloadlinux-81a618595a29af6aec615d093feac65ee7329b74.tar.xz
igb: Use irq_synchronize per vector when using MSI-X
Synchronize all IRQs when using MSI-X. Similar to ixgbe. Issue was reported on e1000e, but the patch is also valid for igb. CC: Jean Delvare <jdelvare@suse.de> Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com> Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/igb')
-rw-r--r--drivers/net/igb/igb_main.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 667b527b0312..df5dcd23e4fc 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -1290,7 +1290,13 @@ static void igb_irq_disable(struct igb_adapter *adapter)
wr32(E1000_IAM, 0);
wr32(E1000_IMC, ~0);
wrfl();
- synchronize_irq(adapter->pdev->irq);
+ if (adapter->msix_entries) {
+ int i;
+ for (i = 0; i < adapter->num_q_vectors; i++)
+ synchronize_irq(adapter->msix_entries[i].vector);
+ } else {
+ synchronize_irq(adapter->pdev->irq);
+ }
}
/**