On Fri, Jan 31, 2014 at 12:59:51AM -0800, Aaron Brown wrote:
> Request to pull upstream commit: 9e6c3b63399dd424d33a34e08b77f2cab0b84cdc
> into the stable from 3.9 onwards.  While the patch is described as a warning,
> icc considers and treats it as an error making the build break without this
> patch.

Thanks Aaron, I'm queuing this for the 3.11 kernel.

Cheers,
--
Luis

> This patch is to fix a compiler warning of __bad_udelay due to a value
> of >999 being passed as a parameter to udelay() in the function
> e1000e_phy_has_link_generic().  This affects the gcc compiler when
> it is given a flag of -O3 and the icc compiler.
> 
> This patch is also making the change from mdelay() to msleep() in the
> same function, since it was determined though code inspection that this
> function is never called in atomic context.
> 
> Signed-off-by: David Ertman <[email protected]>
> Acked-by: Bruce Allan <[email protected]>
> Tested-by: Aaron Brown <[email protected]>
> Signed-off-by: Jeff Kirsher <[email protected]>
> ---
>  drivers/net/ethernet/intel/e1000e/phy.c | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/e1000e/phy.c 
> b/drivers/net/ethernet/intel/e1000e/phy.c
> index da2be59..20e71f4 100644
> --- a/drivers/net/ethernet/intel/e1000e/phy.c
> +++ b/drivers/net/ethernet/intel/e1000e/phy.c
> @@ -1757,19 +1757,23 @@ s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, 
> u32 iterations,
>                * it across the board.
>                */
>               ret_val = e1e_rphy(hw, MII_BMSR, &phy_status);
> -             if (ret_val)
> +             if (ret_val) {
>                       /* If the first read fails, another entity may have
>                        * ownership of the resources, wait and try again to
>                        * see if they have relinquished the resources yet.
>                        */
> -                     udelay(usec_interval);
> +                     if (usec_interval >= 1000)
> +                             msleep(usec_interval / 1000);
> +                     else
> +                             udelay(usec_interval);
> +             }
>               ret_val = e1e_rphy(hw, MII_BMSR, &phy_status);
>               if (ret_val)
>                       break;
>               if (phy_status & BMSR_LSTATUS)
>                       break;
>               if (usec_interval >= 1000)
> -                     mdelay(usec_interval / 1000);
> +                     msleep(usec_interval / 1000);
>               else
>                       udelay(usec_interval);
>       }
> -- 
> 1.8.5
> 
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