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Date: Fri, 12 Feb 2021 12:53:52 +0800
From: kernel test robot <lkp@...el.com>
To: Sharath Chandra Vurukala <sharathv@...eaurora.org>,
davem@...emloft.net, kuba@...nel.org, elder@...nel.org,
cpratapa@...eaurora.org, subashab@...eaurora.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: kbuild-all@...ts.01.org,
Sharath Chandra Vurukala <sharathv@...eaurora.org>
Subject: Re: [PATCH 2/3] net:ethernet:rmnet:Support for downlink MAPv5 csum
offload
Hi Sharath,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on ipvs/master]
[also build test ERROR on linus/master sparc-next/master v5.11-rc7 next-20210211]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Sharath-Chandra-Vurukala/docs-networking-Add-documentation-for-MAP-v5/20210212-063547
base: https://git.kernel.org/pub/scm/linux/kernel/git/horms/ipvs.git master
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/293142d706c02bf2e6ce7acb4e04ebb6cf4a2a63
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Sharath-Chandra-Vurukala/docs-networking-Add-documentation-for-MAP-v5/20210212-063547
git checkout 293142d706c02bf2e6ce7acb4e04ebb6cf4a2a63
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
Note: the linux-review/Sharath-Chandra-Vurukala/docs-networking-Add-documentation-for-MAP-v5/20210212-063547 HEAD 7f0a1e35c1d1c17de5873aded88d5dadfedce2fb builds fine.
It only hurts bisectibility.
All errors (new ones prefixed by >>):
drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c: In function 'rmnet_map_egress_handler':
>> drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c:153:15: error: too few arguments to function 'rmnet_map_add_map_header'
153 | map_header = rmnet_map_add_map_header(skb, additional_header_len, 0);
| ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c:14:
drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h:66:26: note: declared here
66 | struct rmnet_map_header *rmnet_map_add_map_header(struct sk_buff *skb,
| ^~~~~~~~~~~~~~~~~~~~~~~~
At top level:
drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h:76:11: warning: 'rmnet_map_get_next_hdr_type' defined but not used [-Wunused-function]
76 | static u8 rmnet_map_get_next_hdr_type(struct sk_buff *skb)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
--
>> drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c:270:26: error: conflicting types for 'rmnet_map_add_map_header'
270 | struct rmnet_map_header *rmnet_map_add_map_header(struct sk_buff *skb,
| ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c:12:
drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h:66:26: note: previous declaration of 'rmnet_map_add_map_header' was here
66 | struct rmnet_map_header *rmnet_map_add_map_header(struct sk_buff *skb,
| ^~~~~~~~~~~~~~~~~~~~~~~~
vim +/rmnet_map_add_map_header +153 drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 129
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 130 static int rmnet_map_egress_handler(struct sk_buff *skb,
56470c927f1ba1 Subash Abhinov Kasiviswanathan 2017-10-11 131 struct rmnet_port *port, u8 mux_id,
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 132 struct net_device *orig_dev)
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 133 {
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 134 int required_headroom, additional_header_len;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 135 struct rmnet_map_header *map_header;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 136
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 137 additional_header_len = 0;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 138 required_headroom = sizeof(struct rmnet_map_header);
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 139
14452ca3b5ce30 Subash Abhinov Kasiviswanathan 2018-03-21 140 if (port->data_format & RMNET_FLAGS_EGRESS_MAP_CKSUMV4) {
5eb5f8608ef118 Subash Abhinov Kasiviswanathan 2018-01-07 141 additional_header_len = sizeof(struct rmnet_map_ul_csum_header);
5eb5f8608ef118 Subash Abhinov Kasiviswanathan 2018-01-07 142 required_headroom += additional_header_len;
5eb5f8608ef118 Subash Abhinov Kasiviswanathan 2018-01-07 143 }
5eb5f8608ef118 Subash Abhinov Kasiviswanathan 2018-01-07 144
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 145 if (skb_headroom(skb) < required_headroom) {
6392ff3c8e4c23 Subash Abhinov Kasiviswanathan 2018-10-02 146 if (pskb_expand_head(skb, required_headroom, 0, GFP_ATOMIC))
1eece799d3f611 Subash Abhinov Kasiviswanathan 2018-05-15 147 return -ENOMEM;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 148 }
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 149
14452ca3b5ce30 Subash Abhinov Kasiviswanathan 2018-03-21 150 if (port->data_format & RMNET_FLAGS_EGRESS_MAP_CKSUMV4)
5eb5f8608ef118 Subash Abhinov Kasiviswanathan 2018-01-07 151 rmnet_map_checksum_uplink_packet(skb, orig_dev);
5eb5f8608ef118 Subash Abhinov Kasiviswanathan 2018-01-07 152
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 @153 map_header = rmnet_map_add_map_header(skb, additional_header_len, 0);
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 154 if (!map_header)
1eece799d3f611 Subash Abhinov Kasiviswanathan 2018-05-15 155 return -ENOMEM;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 156
56470c927f1ba1 Subash Abhinov Kasiviswanathan 2017-10-11 157 map_header->mux_id = mux_id;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 158
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 159 skb->protocol = htons(ETH_P_MAP);
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 160
cf2fe57b0cc220 Subash Abhinov Kasiviswanathan 2017-12-11 161 return 0;
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 162 }
ceed73a2cf4aff Subash Abhinov Kasiviswanathan 2017-08-29 163
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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