Re: [Intel-gfx] [PATCH 11/20] drm/i915/guc: Replace CTB array with explicit members

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On Thu, Jun 03, 2021 at 03:25:29PM +0800, kernel test robot wrote:
> Hi Matthew,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on drm-tip/drm-tip]
> [also build test ERROR on drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next v5.13-rc4 next-20210602]
> [cannot apply to drm-intel/for-linux-next drm/drm-next]
> [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/Matthew-Brost/GuC-CTBs-changes-a-few-misc-patches/20210603-130102
> base:   git://anongit.freedesktop.org/drm/drm-tip drm-tip
> config: i386-randconfig-a015-20210603 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce (this is a W=1 build):
>         # https://github.com/0day-ci/linux/commit/7672d3ecddcd8af3a2a856facac49ca93d4bdf9e
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Matthew-Brost/GuC-CTBs-changes-a-few-misc-patches/20210603-130102
>         git checkout 7672d3ecddcd8af3a2a856facac49ca93d4bdf9e
>         # save the attached .config to linux build tree
>         make W=1 ARCH=i386 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> 
> All errors (new ones prefixed by >>):
> 
>    In file included from include/drm/drm_mm.h:49,
>                     from include/drm/drm_vma_manager.h:26,
>                     from include/drm/drm_gem.h:40,
>                     from drivers/gpu/drm/i915/i915_drv.h:54,
>                     from drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:6:
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c: In function 'intel_guc_ct_init':
> >> drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:34:26: error: format '%lx' expects argument of type 'long unsigned int', but argument 5 has type 'ptrdiff_t' {aka 'int'} [-Werror=format=]
>       34 |  drm_dbg(ct_to_drm(_ct), "CT: " _fmt, ##__VA_ARGS__)
>          |                          ^~~~~~
>    ......
>      215 |    ptrdiff(desc, blob), ptrdiff(cmds, blob), cmds_size);
>          |    ~~~~~~~~~~~~~~~~~~~    
>          |    |
>          |    ptrdiff_t {aka int}
>    include/drm/drm_print.h:448:56: note: in definition of macro 'drm_dbg'
>      448 |  drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__)
>          |                                                        ^~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:214:2: note: in expansion of macro 'CT_DEBUG'
>      214 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "send",
>          |  ^~~~~~~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:214:27: note: format string is defined here
>      214 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "send",
>          |                        ~~~^
>          |                           |
>          |                           long unsigned int

32bit ptrdiff vs 64bit printk modifier. You need something else here.

I've stuffed all the previous patches into drm-intel-gt-next. If you
resend with just this one fixed here I'll continue tomorrow (--in-reply-to
resend I mean).

Thanks, Daniel

>          |                        %#x
>    In file included from include/drm/drm_mm.h:49,
>                     from include/drm/drm_vma_manager.h:26,
>                     from include/drm/drm_gem.h:40,
>                     from drivers/gpu/drm/i915/i915_drv.h:54,
>                     from drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:6:
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:34:26: error: format '%lx' expects argument of type 'long unsigned int', but argument 6 has type 'ptrdiff_t' {aka 'int'} [-Werror=format=]
>       34 |  drm_dbg(ct_to_drm(_ct), "CT: " _fmt, ##__VA_ARGS__)
>          |                          ^~~~~~
>    ......
>      215 |    ptrdiff(desc, blob), ptrdiff(cmds, blob), cmds_size);
>          |                         ~~~~~~~~~~~~~~~~~~~
>          |                         |
>          |                         ptrdiff_t {aka int}
>    include/drm/drm_print.h:448:56: note: in definition of macro 'drm_dbg'
>      448 |  drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__)
>          |                                                        ^~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:214:2: note: in expansion of macro 'CT_DEBUG'
>      214 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "send",
>          |  ^~~~~~~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:214:37: note: format string is defined here
>      214 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "send",
>          |                                  ~~~^
>          |                                     |
>          |                                     long unsigned int
>          |                                  %#x
>    In file included from include/drm/drm_mm.h:49,
>                     from include/drm/drm_vma_manager.h:26,
>                     from include/drm/drm_gem.h:40,
>                     from drivers/gpu/drm/i915/i915_drv.h:54,
>                     from drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:6:
> >> drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:34:26: error: format '%lx' expects argument of type 'long unsigned int', but argument 5 has type 'ptrdiff_t' {aka 'int'} [-Werror=format=]
>       34 |  drm_dbg(ct_to_drm(_ct), "CT: " _fmt, ##__VA_ARGS__)
>          |                          ^~~~~~
>    ......
>      224 |    ptrdiff(desc, blob), ptrdiff(cmds, blob), cmds_size);
>          |    ~~~~~~~~~~~~~~~~~~~    
>          |    |
>          |    ptrdiff_t {aka int}
>    include/drm/drm_print.h:448:56: note: in definition of macro 'drm_dbg'
>      448 |  drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__)
>          |                                                        ^~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:223:2: note: in expansion of macro 'CT_DEBUG'
>      223 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "recv",
>          |  ^~~~~~~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:223:27: note: format string is defined here
>      223 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "recv",
>          |                        ~~~^
>          |                           |
>          |                           long unsigned int
>          |                        %#x
>    In file included from include/drm/drm_mm.h:49,
>                     from include/drm/drm_vma_manager.h:26,
>                     from include/drm/drm_gem.h:40,
>                     from drivers/gpu/drm/i915/i915_drv.h:54,
>                     from drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:6:
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:34:26: error: format '%lx' expects argument of type 'long unsigned int', but argument 6 has type 'ptrdiff_t' {aka 'int'} [-Werror=format=]
>       34 |  drm_dbg(ct_to_drm(_ct), "CT: " _fmt, ##__VA_ARGS__)
>          |                          ^~~~~~
>    ......
>      224 |    ptrdiff(desc, blob), ptrdiff(cmds, blob), cmds_size);
>          |                         ~~~~~~~~~~~~~~~~~~~
>          |                         |
>          |                         ptrdiff_t {aka int}
>    include/drm/drm_print.h:448:56: note: in definition of macro 'drm_dbg'
>      448 |  drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__)
>          |                                                        ^~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:223:2: note: in expansion of macro 'CT_DEBUG'
>      223 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "recv",
>          |  ^~~~~~~~
>    drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c:223:37: note: format string is defined here
>      223 |  CT_DEBUG(ct, "%s desc %#lx cmds %#lx size %u\n", "recv",
>          |                                  ~~~^
>          |                                     |
>          |                                     long unsigned int
>          |                                  %#x
>    cc1: all warnings being treated as errors
> 
> 
> vim +34 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
> 
> f8a58d639dd95b drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2017-05-26  @6  #include "i915_drv.h"
> f8a58d639dd95b drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2017-05-26   7  #include "intel_guc_ct.h"
> 18c8832523c850 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Michal Wajdeczko       2020-01-11   8  #include "gt/intel_gt.h"
> f8a58d639dd95b drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2017-05-26   9  
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  10  static inline struct intel_guc *ct_to_guc(struct intel_guc_ct *ct)
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  11  {
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  12  	return container_of(ct, struct intel_guc, ct);
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  13  }
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  14  
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  15  static inline struct intel_gt *ct_to_gt(struct intel_guc_ct *ct)
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  16  {
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  17  	return guc_to_gt(ct_to_guc(ct));
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  18  }
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  19  
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  20  static inline struct drm_i915_private *ct_to_i915(struct intel_guc_ct *ct)
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  21  {
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  22  	return ct_to_gt(ct)->i915;
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  23  }
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  24  
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  25  static inline struct drm_device *ct_to_drm(struct intel_guc_ct *ct)
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  26  {
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  27  	return &ct_to_i915(ct)->drm;
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  28  }
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  29  
> 18c8832523c850 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Michal Wajdeczko       2020-01-11  30  #define CT_ERROR(_ct, _fmt, ...) \
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  31  	drm_err(ct_to_drm(_ct), "CT: " _fmt, ##__VA_ARGS__)
> 0a015ff9730c16 drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2018-03-26  32  #ifdef CONFIG_DRM_I915_DEBUG_GUC
> 77b20896d57e91 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Michal Wajdeczko       2020-01-17  33  #define CT_DEBUG(_ct, _fmt, ...) \
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02 @34  	drm_dbg(ct_to_drm(_ct), "CT: " _fmt, ##__VA_ARGS__)
> 0a015ff9730c16 drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2018-03-26  35  #else
> 77b20896d57e91 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Michal Wajdeczko       2020-01-17  36  #define CT_DEBUG(...)	do { } while (0)
> 0a015ff9730c16 drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2018-03-26  37  #endif
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  38  #define CT_PROBE_ERROR(_ct, _fmt, ...) \
> a4c78275ba7e01 drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c Daniele Ceraolo Spurio 2021-06-02  39  	i915_probe_error(ct_to_i915(ct), "CT: " _fmt, ##__VA_ARGS__)
> 0a015ff9730c16 drivers/gpu/drm/i915/intel_guc_ct.c       Michal Wajdeczko       2018-03-26  40  
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx


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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch



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