Re: dma-mapping: bypass dma_ops for direct mappings

2018-04-16 Thread kbuild test robot 
Hi Christoph,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v4.17-rc1 next-20180416]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:
https://github.com/0day-ci/linux/commits/Christoph-Hellwig/dma-mapping-bypass-dma_ops-for-direct-mappings/20180416-230032
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'rx_stats_avg' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'rx_stats_avg.signal' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'rx_stats_avg.chain_signal' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.filtered' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.retry_failed' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.retry_count' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.lost_packets' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.last_tdls_pkt_time' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.msdu_retries' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.msdu_failed' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.last_ack' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.last_ack_signal' not described in 'sta_info'

Re: dma-mapping: bypass dma_ops for direct mappings

2018-04-16 Thread Jesper Dangaard Brouer 
On Tue, 17 Apr 2018 02:05:12 +0800
kbuild test robot  wrote:

> Hi Christoph,
> 
> I love your patch! Yet something to improve:

I was just about to complain about the same compile error ;-)

> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.17-rc1 next-20180416]
> [if your patch is applied to the wrong git tree, please drop us a note to 
> help improve the system]
> 
> url:
> https://github.com/0day-ci/linux/commits/Christoph-Hellwig/dma-mapping-bypass-dma_ops-for-direct-mappings/20180416-230032
> config: i386-defconfig (attached as .config)
> compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=i386 
> 
> All errors (new ones prefixed by >>):
> 
>drivers/char/agp/intel-gtt.o: In function `intel_gmch_probe':
> >> intel-gtt.c:(.text+0x11e4): undefined reference to `swiotlb_dma_ops'  
>drivers/ata/ahci.o: In function `ahci_init_one':
> >> ahci.c:(.text+0x108d): undefined reference to `swiotlb_dma_ops'  
>drivers/net/ethernet/broadcom/bnx2.o: In function `bnx2_init_one':
> >> bnx2.c:(.text+0x7fe7): undefined reference to `swiotlb_dma_ops'  
>drivers/net/ethernet/broadcom/tg3.o: In function `tg3_init_one':
> >> tg3.c:(.text+0x13549): undefined reference to `swiotlb_dma_ops'  
>drivers/net/ethernet/intel/e1000/e1000_main.o: In function `e1000_probe':
> >> e1000_main.c:(.text+0x49b3): undefined reference to `swiotlb_dma_ops'  
>drivers/net/ethernet/intel/e1000e/netdev.o:netdev.c:(.text+0xa65e): more 
> undefined references to `swiotlb_dma_ops' follow
> 
> ---
> 0-DAY kernel test infrastructureOpen Source Technology Center
> https://lists.01.org/pipermail/kbuild-all   Intel Corporation



-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer

Re: dma-mapping: bypass dma_ops for direct mappings

2018-04-16 Thread kbuild test robot 
Hi Christoph,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.17-rc1 next-20180416]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:
https://github.com/0day-ci/linux/commits/Christoph-Hellwig/dma-mapping-bypass-dma_ops-for-direct-mappings/20180416-230032
config: i386-defconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers/char/agp/intel-gtt.o: In function `intel_gmch_probe':
>> intel-gtt.c:(.text+0x11e4): undefined reference to `swiotlb_dma_ops'
   drivers/ata/ahci.o: In function `ahci_init_one':
>> ahci.c:(.text+0x108d): undefined reference to `swiotlb_dma_ops'
   drivers/net/ethernet/broadcom/bnx2.o: In function `bnx2_init_one':
>> bnx2.c:(.text+0x7fe7): undefined reference to `swiotlb_dma_ops'
   drivers/net/ethernet/broadcom/tg3.o: In function `tg3_init_one':
>> tg3.c:(.text+0x13549): undefined reference to `swiotlb_dma_ops'
   drivers/net/ethernet/intel/e1000/e1000_main.o: In function `e1000_probe':
>> e1000_main.c:(.text+0x49b3): undefined reference to `swiotlb_dma_ops'
   drivers/net/ethernet/intel/e1000e/netdev.o:netdev.c:(.text+0xa65e): more 
undefined references to `swiotlb_dma_ops' follow

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


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