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Commit bc76329d authored by Bruce Allan's avatar Bruce Allan Committed by Jeff Kirsher
Browse files

e1000e: cleanup strict checkpatch MEMORY_BARRIER checks 



Add comments to memory barriers per strict checkpatch.

Signed-off-by: default avatarBruce Allan <bruce.w.allan@intel.com>
Tested-by: default avatarAaron Brown <aaron.f.brown@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent efc38d2a

drivers/net/ethernet/intel/e1000e/netdev.c

+9 −1
Original line number Diff line number Diff line
@@ -3746,6 +3746,10 @@ static irqreturn_t e1000_intr_msi_test(int irq, void *data) 
	e_dbg("icr is %08X\n", icr);

	if (icr & E1000_ICR_RXSEQ) {

		adapter->flags &= ~FLAG_MSI_TEST_FAILED;

		/*

		 * Force memory writes to complete before acknowledging the

		 * interrupt is handled.

		 */

		wmb();

	}
@@ -3787,6 +3791,10 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter) 
		goto msi_test_failed;

	}



	/*

	 * Force memory writes to complete before enabling and firing an

	 * interrupt.

	 */

	wmb();



	e1000_irq_enable(adapter);
@@ -3798,7 +3806,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter) 


	e1000_irq_disable(adapter);



	rmb();

	rmb();			/* read flags after interrupt has been fired */



	if (adapter->flags & FLAG_MSI_TEST_FAILED) {

		adapter->int_mode = E1000E_INT_MODE_LEGACY;