lkml.org 
[lkml]   [2014]   [Aug]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 3.13 251/259] be2net: set EQ DB clear-intr bit in be_open()
    Date
    3.13.11.6 -stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Suresh Reddy <Suresh.Reddy@emulex.com>

    [ Upstream commit 4cad9f3b61c7268fa89ab8096e23202300399b5d ]

    On BE3, if the clear-interrupt bit of the EQ doorbell is not set the first
    time it is armed, ocassionally we have observed that the EQ doesn't raise
    anymore interrupts even if it is in armed state.
    This patch fixes this by setting the clear-interrupt bit when EQs are
    armed for the first time in be_open().

    Signed-off-by: Suresh Reddy <Suresh.Reddy@emulex.com>
    Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
    Signed-off-by: David S. Miller <davem@davemloft.net>
    Signed-off-by: Kamal Mostafa <kamal@canonical.com>
    ---
    drivers/net/ethernet/emulex/benet/be_main.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
    index a37039d..a67ddf8 100644
    --- a/drivers/net/ethernet/emulex/benet/be_main.c
    +++ b/drivers/net/ethernet/emulex/benet/be_main.c
    @@ -2797,7 +2797,7 @@ static int be_open(struct net_device *netdev)
    for_all_evt_queues(adapter, eqo, i) {
    napi_enable(&eqo->napi);
    be_enable_busy_poll(eqo);
    - be_eq_notify(adapter, eqo->q.id, true, false, 0);
    + be_eq_notify(adapter, eqo->q.id, true, true, 0);
    }
    adapter->flags |= BE_FLAGS_NAPI_ENABLED;

    --
    1.9.1


    \
     
     \ /
      Last update: 2014-08-09 00:41    [W:4.811 / U:0.032 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site