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    SubjectRe: [PATCH 1/2] [v4] net: emac: emac gigabit ethernet controller driver
    Hi Gilad,

    [auto build test WARNING on net/master]
    [also build test WARNING on v4.6-rc3 next-20160413]
    [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

    url: https://github.com/0day-ci/linux/commits/Timur-Tabi/net-emac-emac-gigabit-ethernet-controller-driver/20160414-020345
    config: ia64-allyesconfig (attached as .config)
    reproduce:
    wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
    chmod +x ~/bin/make.cross
    # save the attached .config to linux build tree
    make.cross ARCH=ia64

    All warnings (new ones prefixed by >>):

    In file included from arch/ia64/include/asm/smp.h:20:0,
    from include/linux/smp.h:59,
    from include/linux/topology.h:33,
    from include/linux/gfp.h:8,
    from include/linux/slab.h:14,
    from include/linux/textsearch.h:8,
    from include/linux/skbuff.h:30,
    from include/linux/tcp.h:21,
    from drivers/net/ethernet/qualcomm/emac/emac-mac.c:16:
    drivers/net/ethernet/qualcomm/emac/emac-mac.c: In function 'emac_mac_up':
    arch/ia64/include/asm/io.h:395:30: warning: large integer implicitly truncated to unsigned type [-Woverflow]
    #define writel(v,a) __writel((v), (a))
    ^
    >> drivers/net/ethernet/qualcomm/emac/emac-mac.c:1076:2: note: in expansion of macro 'writel'
    writel(~DIS_INT, adpt->base + EMAC_INT_STATUS);
    ^

    vim +/writel +1076 drivers/net/ethernet/qualcomm/emac/emac-mac.c

    1060 return ret;
    1061
    1062 ret = request_irq(irq->irq, emac_isr, 0, EMAC_MAC_IRQ_RES, irq);
    1063 if (ret) {
    1064 netdev_err(adpt->netdev,
    1065 "error:%d on request_irq(%d:%s flags:0)\n", ret,
    1066 irq->irq, EMAC_MAC_IRQ_RES);
    1067 emac_sgmii_down(adpt);
    1068 return ret;
    1069 }
    1070
    1071 emac_mac_rx_descs_refill(adpt, &adpt->rx_q);
    1072
    1073 napi_enable(&adpt->rx_q.napi);
    1074
    1075 /* enable mac irq */
    > 1076 writel(~DIS_INT, adpt->base + EMAC_INT_STATUS);
    1077 writel(adpt->irq.mask, adpt->base + EMAC_INT_MASK);
    1078
    1079 netif_start_queue(netdev);
    1080 clear_bit(EMAC_STATUS_DOWN, &adpt->status);
    1081
    1082 /* check link status */
    1083 set_bit(EMAC_STATUS_TASK_LSC_REQ, &adpt->status);
    1084 adpt->link_chk_timeout = jiffies + EMAC_TRY_LINK_TIMEOUT;

    ---
    0-DAY kernel test infrastructure Open Source Technology Center
    https://lists.01.org/pipermail/kbuild-all Intel Corporation
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