lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [day] [month] [year] [list]
Message-ID: <20141030164558.GF650@oracle.com>
Date:	Thu, 30 Oct 2014 12:45:58 -0400
From:	Sowmini Varadhan <sowmini.varadhan@...cle.com>
To:	davem@...emloft.net, sowmini.varadhan@...cle.com
Cc:	netdev@...r.kernel.org
Subject: [PATCHv2 net-next 1/2] sunvnet: Reset LDC_EVENT_DATA_READY when napi
 completes.


When vnet_event_napi re-enables interrupts, it should
reset LDC_EVENT_DATA_READY as an optimization.

Signed-off-by: Sowmini Varadhan <sowmini.varadhan@...cle.com>
---
 drivers/net/ethernet/sun/sunvnet.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index c390a27..7ada479 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -760,6 +760,7 @@ static int vnet_poll(struct napi_struct *napi, int budget)
 
 	if (processed < budget) {
 		napi_complete(napi);
+		port->rx_event &= ~LDC_EVENT_DATA_READY;
 		vio_set_intr(vio->vdev->rx_ino, HV_INTR_ENABLED);
 	}
 	return processed;
-- 
1.8.4.2

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ