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Message-ID: <1415119714.1005.3.camel@edumazet-glaptop2.roam.corp.google.com>
Date: Tue, 04 Nov 2014 08:48:34 -0800
From: Eric Dumazet <eric.dumazet@...il.com>
To: Or Gerlitz <ogerlitz@...lanox.com>
Cc: "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
Matan Barak <matanb@...lanox.com>,
Amir Vadai <amirv@...lanox.com>,
Saeed Mahameed <saeedm@...lanox.com>,
Shani Michaeli <shanim@...lanox.com>,
Ido Shamay <idos@...lanox.com>
Subject: Re: [PATCH V1 net-next 5/5] net/mlx4_core: Add retrieval of
CONFIG_DEV parameters
On Sun, 2014-11-02 at 16:26 +0200, Or Gerlitz wrote:
> From: Matan Barak <matanb@...lanox.com>
>
> Add code to issue CONFIG_DEV "get" firmware command.
>
> This command is used in order to obtain certain parameters used for
> supporting various RX checksumming options and vxlan UDP port.
>
> The GET operation is allowed for VFs too.
>
> Signed-off-by: Matan Barak <matanb@...lanox.com>
> Signed-off-by: Shani Michaeli <shanim@...lanox.com>
> Signed-off-by: Or Gerlitz <ogerlitz@...lanox.com>
> ---
> drivers/net/ethernet/mellanox/mlx4/cmd.c | 4 +-
> drivers/net/ethernet/mellanox/mlx4/fw.c | 88 +++++++++++++++++++-
> drivers/net/ethernet/mellanox/mlx4/mlx4.h | 5 +
> .../net/ethernet/mellanox/mlx4/resource_tracker.c | 17 ++++
> include/linux/mlx4/cmd.h | 29 +++++++
> include/linux/mlx4/device.h | 3 +-
> 6 files changed, 139 insertions(+), 7 deletions(-)
This added following warnings :
CC drivers/net/ethernet/mellanox/mlx4/fw.o
drivers/net/ethernet/mellanox/mlx4/fw.c: In function 'mlx4_config_dev_retrieval':
drivers/net/ethernet/mellanox/mlx4/fw.c:1944:12: warning: 'config_dev.rx_checksum_val' may be used uninitialized in this function [-Wmaybe-uninitialized]
In file included from include/linux/swab.h:4:0,
from include/uapi/linux/byteorder/little_endian.h:12,
from include/linux/byteorder/little_endian.h:4,
from ./arch/x86/include/uapi/asm/byteorder.h:4,
from include/asm-generic/bitops/le.h:5,
from ./arch/x86/include/asm/bitops.h:504,
from include/linux/bitops.h:33,
from include/linux/kernel.h:10,
from include/linux/skbuff.h:17,
from include/linux/if_ether.h:23,
from include/linux/etherdevice.h:25,
from drivers/net/ethernet/mellanox/mlx4/fw.c:35:
include/uapi/linux/swab.h:53:93: warning: 'config_dev.vxlan_udp_dport' may be used uninitialized in this function [-Wmaybe-uninitialized]
drivers/net/ethernet/mellanox/mlx4/fw.c:1922:25: note: 'config_dev.vxlan_udp_dport' was declared here
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