Re: [linux-next:master 3520/7405] drivers/gpu/drm/msm/msm_gem.c:624:34: error: implicit declaration of function 'vmap'; did you mean 'kmap'?

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Hmm, not seeing an easy (ie. `dnf install ..`) way to get a parisc
toolchain.. but I guess there isn't a lot of value in compile testing
on parisc, so maybe we can just limit the archs that we support
compile-testing on?

BR,
-R

On Tue, Oct 12, 2021 at 12:12 AM Christian König
<christian.koenig@xxxxxxx> wrote:
>
> Another fallout from my patch to allow MSM to be compile tested as well.
>
> But of hand I don't see the rational why that doesn't work, can anybody
> help here?
>
> Thanks,
> Christian.
>
> Am 11.10.21 um 22:27 schrieb kernel test robot:
> > Hi Christian,
> >
> > First bad commit (maybe != root cause):
> >
> > tree:   https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fnext%2Flinux-next.git&amp;data=04%7C01%7Cchristian.koenig%40amd.com%7C8647a3be20ec4190ad4508d98cf5bb93%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637695812014623891%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=jefIm%2Bt17EDi%2BfdP1MKyKIADCDX18xM7qGxKZeJSoFM%3D&amp;reserved=0 master
> > head:   d3134eb5de8546a214c028fb7195e764b89da7d4
> > commit: b3ed524f84f573ece1aa2f26e9db3c34a593e0d1 [3520/7405] drm/msm: allow compile_test on !ARM
> > config: parisc-allyesconfig (attached as .config)
> > compiler: hppa-linux-gcc (GCC) 11.2.0
> > reproduce (this is a W=1 build):
> >          wget https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fraw.githubusercontent.com%2Fintel%2Flkp-tests%2Fmaster%2Fsbin%2Fmake.cross&amp;data=04%7C01%7Cchristian.koenig%40amd.com%7C8647a3be20ec4190ad4508d98cf5bb93%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637695812014623891%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=UsAangNH6b5BwFSZ798%2FMr646v4P24jd4O5MGKjfvrA%3D&amp;reserved=0 -O ~/bin/make.cross
> >          chmod +x ~/bin/make.cross
> >          # https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fnext%2Flinux-next.git%2Fcommit%2F%3Fid%3Db3ed524f84f573ece1aa2f26e9db3c34a593e0d1&amp;data=04%7C01%7Cchristian.koenig%40amd.com%7C8647a3be20ec4190ad4508d98cf5bb93%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637695812014623891%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=sh2NjRE1guGQwBIydiBGhMLqx7BsrlS32GLfuNr3odY%3D&amp;reserved=0
> >          git remote add linux-next https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fnext%2Flinux-next.git&amp;data=04%7C01%7Cchristian.koenig%40amd.com%7C8647a3be20ec4190ad4508d98cf5bb93%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637695812014623891%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=jefIm%2Bt17EDi%2BfdP1MKyKIADCDX18xM7qGxKZeJSoFM%3D&amp;reserved=0
> >          git fetch --no-tags linux-next master
> >          git checkout b3ed524f84f573ece1aa2f26e9db3c34a593e0d1
> >          # save the attached .config to linux build tree
> >          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=parisc
> >
> > 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 drivers/gpu/drm/msm/msm_fence.c:9:
> >     drivers/gpu/drm/msm/msm_drv.h:545: error: "COND" redefined [-Werror]
> >       545 | #define COND(bool, val) ((bool) ? (val) : 0)
> >           |
> >     In file included from arch/parisc/include/asm/jump_label.h:8,
> >                      from include/linux/jump_label.h:117,
> >                      from include/linux/dynamic_debug.h:6,
> >                      from include/linux/printk.h:555,
> >                      from include/linux/kernel.h:19,
> >                      from include/linux/list.h:9,
> >                      from include/linux/wait.h:7,
> >                      from include/linux/dma-fence.h:17,
> >                      from drivers/gpu/drm/msm/msm_fence.c:7:
> >     arch/parisc/include/asm/assembly.h:37: note: this is the location of the previous definition
> >        37 | #define COND(x) x
> >           |
> >     drivers/gpu/drm/msm/msm_fence.c: In function 'msm_fence_context_alloc':
> >>> drivers/gpu/drm/msm/msm_fence.c:24:9: error: 'strncpy' specified bound 32 equals destination size [-Werror=stringop-truncation]
> >        24 |         strncpy(fctx->name, name, sizeof(fctx->name));
> >           |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >     cc1: all warnings being treated as errors
> > --
> >     In file included from drivers/gpu/drm/msm/msm_gem.c:15:
> >     drivers/gpu/drm/msm/msm_drv.h:545: error: "COND" redefined [-Werror]
> >       545 | #define COND(bool, val) ((bool) ? (val) : 0)
> >           |
> >     In file included from arch/parisc/include/asm/jump_label.h:8,
> >                      from include/linux/jump_label.h:117,
> >                      from include/linux/dynamic_debug.h:6,
> >                      from include/linux/printk.h:555,
> >                      from include/linux/kernel.h:19,
> >                      from arch/parisc/include/asm/bug.h:5,
> >                      from include/linux/bug.h:5,
> >                      from include/linux/thread_info.h:13,
> >                      from include/asm-generic/current.h:5,
> >                      from ./arch/parisc/include/generated/asm/current.h:1,
> >                      from include/linux/sched.h:12,
> >                      from include/linux/ratelimit.h:6,
> >                      from include/linux/dev_printk.h:16,
> >                      from include/linux/device.h:15,
> >                      from include/linux/dma-mapping.h:7,
> >                      from include/linux/dma-map-ops.h:9,
> >                      from drivers/gpu/drm/msm/msm_gem.c:7:
> >     arch/parisc/include/asm/assembly.h:37: note: this is the location of the previous definition
> >        37 | #define COND(x) x
> >           |
> >     drivers/gpu/drm/msm/msm_gem.c: In function 'get_vaddr':
> >>> drivers/gpu/drm/msm/msm_gem.c:624:34: error: implicit declaration of function 'vmap'; did you mean 'kmap'? [-Werror=implicit-function-declaration]
> >       624 |                 msm_obj->vaddr = vmap(pages, obj->size >> PAGE_SHIFT,
> >           |                                  ^~~~
> >           |                                  kmap
> >>> drivers/gpu/drm/msm/msm_gem.c:625:33: error: 'VM_MAP' undeclared (first use in this function); did you mean 'VM_MTE'?
> >       625 |                                 VM_MAP, msm_gem_pgprot(msm_obj, PAGE_KERNEL));
> >           |                                 ^~~~~~
> >           |                                 VM_MTE
> >     drivers/gpu/drm/msm/msm_gem.c:625:33: note: each undeclared identifier is reported only once for each function it appears in
> >     drivers/gpu/drm/msm/msm_gem.c: In function 'msm_gem_vunmap':
> >>> drivers/gpu/drm/msm/msm_gem.c:777:9: error: implicit declaration of function 'vunmap'; did you mean 'kunmap'? [-Werror=implicit-function-declaration]
> >       777 |         vunmap(msm_obj->vaddr);
> >           |         ^~~~~~
> >           |         kunmap
> >     cc1: all warnings being treated as errors
> > --
> >     In file included from drivers/gpu/drm/msm/msm_gem_shrinker.c:7:
> >     drivers/gpu/drm/msm/msm_drv.h:545: error: "COND" redefined [-Werror]
> >       545 | #define COND(bool, val) ((bool) ? (val) : 0)
> >           |
> >     In file included from arch/parisc/include/asm/jump_label.h:8,
> >                      from include/linux/jump_label.h:117,
> >                      from include/linux/dynamic_debug.h:6,
> >                      from include/linux/printk.h:555,
> >                      from include/linux/kernel.h:19,
> >                      from drivers/gpu/drm/msm/msm_drv.h:11,
> >                      from drivers/gpu/drm/msm/msm_gem_shrinker.c:7:
> >     arch/parisc/include/asm/assembly.h:37: note: this is the location of the previous definition
> >        37 | #define COND(x) x
> >           |
> >     In file included from include/linux/bug.h:5,
> >                      from include/linux/thread_info.h:13,
> >                      from include/asm-generic/current.h:5,
> >                      from ./arch/parisc/include/generated/asm/current.h:1,
> >                      from include/linux/mutex.h:14,
> >                      from include/linux/notifier.h:14,
> >                      from include/linux/clk.h:14,
> >                      from drivers/gpu/drm/msm/msm_drv.h:12,
> >                      from drivers/gpu/drm/msm/msm_gem_shrinker.c:7:
> >     drivers/gpu/drm/msm/msm_gem_shrinker.c: In function 'msm_gem_shrinker_init':
> >>> drivers/gpu/drm/msm/msm_gem_shrinker.c:224:17: error: implicit declaration of function 'register_vmap_purge_notifier'; did you mean 'register_module_notifier'? [-Werror=implicit-function-declaration]
> >       224 |         WARN_ON(register_vmap_purge_notifier(&priv->vmap_notifier));
> >           |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >     arch/parisc/include/asm/bug.h:80:32: note: in definition of macro 'WARN_ON'
> >        80 |         int __ret_warn_on = !!(x);                              \
> >           |                                ^
> >     drivers/gpu/drm/msm/msm_gem_shrinker.c: In function 'msm_gem_shrinker_cleanup':
> >>> drivers/gpu/drm/msm/msm_gem_shrinker.c:238:25: error: implicit declaration of function 'unregister_vmap_purge_notifier'; did you mean 'unregister_module_notifier'? [-Werror=implicit-function-declaration]
> >       238 |                 WARN_ON(unregister_vmap_purge_notifier(&priv->vmap_notifier));
> >           |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >     arch/parisc/include/asm/bug.h:80:32: note: in definition of macro 'WARN_ON'
> >        80 |         int __ret_warn_on = !!(x);                              \
> >           |                                ^
> >     cc1: all warnings being treated as errors
> >
> >
> > vim +624 drivers/gpu/drm/msm/msm_gem.c
> >
> > c8afe684c95cd1 Rob Clark             2013-06-26  593
> > fad33f4b1073a4 Rob Clark             2017-09-15  594  static void *get_vaddr(struct drm_gem_object *obj, unsigned madv)
> > c8afe684c95cd1 Rob Clark             2013-06-26  595  {
> > c8afe684c95cd1 Rob Clark             2013-06-26  596          struct msm_gem_object *msm_obj = to_msm_bo(obj);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  597          int ret = 0;
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  598
> > 90643a24a7bfbe Rob Clark             2021-04-05  599          GEM_WARN_ON(!msm_gem_is_locked(obj));
> > e4b87d227f9e82 Rob Clark             2020-10-23  600
> > 8b6b7d84bfce9a Daniel Vetter         2020-05-14  601          if (obj->import_attach)
> > 8b6b7d84bfce9a Daniel Vetter         2020-05-14  602                  return ERR_PTR(-ENODEV);
> > 8b6b7d84bfce9a Daniel Vetter         2020-05-14  603
> > 90643a24a7bfbe Rob Clark             2021-04-05  604          if (GEM_WARN_ON(msm_obj->madv > madv)) {
> > 6a41da17e87dee Mamta Shukla          2018-10-20  605                  DRM_DEV_ERROR(obj->dev->dev, "Invalid madv state: %u vs %u\n",
> > fad33f4b1073a4 Rob Clark             2017-09-15  606                          msm_obj->madv, madv);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  607                  return ERR_PTR(-EBUSY);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  608          }
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  609
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  610          /* increment vmap_count *before* vmap() call, so shrinker can
> > a6ae74c956e72c Rob Clark             2020-10-23  611           * check vmap_count (is_vunmapable()) outside of msm_obj lock.
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  612           * This guarantees that we won't try to msm_gem_vunmap() this
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  613           * same object from within the vmap() call (while we already
> > a6ae74c956e72c Rob Clark             2020-10-23  614           * hold msm_obj lock)
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  615           */
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  616          msm_obj->vmap_count++;
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  617
> > c8afe684c95cd1 Rob Clark             2013-06-26  618          if (!msm_obj->vaddr) {
> > c8afe684c95cd1 Rob Clark             2013-06-26  619                  struct page **pages = get_pages(obj);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  620                  if (IS_ERR(pages)) {
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  621                          ret = PTR_ERR(pages);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  622                          goto fail;
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  623                  }
> > c8afe684c95cd1 Rob Clark             2013-06-26 @624                  msm_obj->vaddr = vmap(pages, obj->size >> PAGE_SHIFT,
> > af9b3547079915 Jonathan Marek        2021-04-23 @625                                  VM_MAP, msm_gem_pgprot(msm_obj, PAGE_KERNEL));
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  626                  if (msm_obj->vaddr == NULL) {
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  627                          ret = -ENOMEM;
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  628                          goto fail;
> > c8afe684c95cd1 Rob Clark             2013-06-26  629                  }
> > 10f76165d30bf5 Rob Clark             2021-04-26  630
> > 10f76165d30bf5 Rob Clark             2021-04-26  631                  update_inactive(msm_obj);
> > c8afe684c95cd1 Rob Clark             2013-06-26  632          }
> > c8afe684c95cd1 Rob Clark             2013-06-26  633
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  634          return msm_obj->vaddr;
> > c8afe684c95cd1 Rob Clark             2013-06-26  635
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  636  fail:
> > e1e9db2ca79575 Rob Clark             2016-05-27  637          msm_obj->vmap_count--;
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  638          return ERR_PTR(ret);
> > 18f23049f640e2 Rob Clark             2016-05-26  639  }
> > 18f23049f640e2 Rob Clark             2016-05-26  640
> > e4b87d227f9e82 Rob Clark             2020-10-23  641  void *msm_gem_get_vaddr_locked(struct drm_gem_object *obj)
> > fad33f4b1073a4 Rob Clark             2017-09-15  642  {
> > fad33f4b1073a4 Rob Clark             2017-09-15  643          return get_vaddr(obj, MSM_MADV_WILLNEED);
> > fad33f4b1073a4 Rob Clark             2017-09-15  644  }
> > fad33f4b1073a4 Rob Clark             2017-09-15  645
> > e4b87d227f9e82 Rob Clark             2020-10-23  646  void *msm_gem_get_vaddr(struct drm_gem_object *obj)
> > e4b87d227f9e82 Rob Clark             2020-10-23  647  {
> > e4b87d227f9e82 Rob Clark             2020-10-23  648          void *ret;
> > e4b87d227f9e82 Rob Clark             2020-10-23  649
> > e4b87d227f9e82 Rob Clark             2020-10-23  650          msm_gem_lock(obj);
> > e4b87d227f9e82 Rob Clark             2020-10-23  651          ret = msm_gem_get_vaddr_locked(obj);
> > e4b87d227f9e82 Rob Clark             2020-10-23  652          msm_gem_unlock(obj);
> > e4b87d227f9e82 Rob Clark             2020-10-23  653
> > e4b87d227f9e82 Rob Clark             2020-10-23  654          return ret;
> > e4b87d227f9e82 Rob Clark             2020-10-23  655  }
> > e4b87d227f9e82 Rob Clark             2020-10-23  656
> > fad33f4b1073a4 Rob Clark             2017-09-15  657  /*
> > fad33f4b1073a4 Rob Clark             2017-09-15  658   * Don't use this!  It is for the very special case of dumping
> > fad33f4b1073a4 Rob Clark             2017-09-15  659   * submits from GPU hangs or faults, were the bo may already
> > fad33f4b1073a4 Rob Clark             2017-09-15  660   * be MSM_MADV_DONTNEED, but we know the buffer is still on the
> > fad33f4b1073a4 Rob Clark             2017-09-15  661   * active list.
> > fad33f4b1073a4 Rob Clark             2017-09-15  662   */
> > fad33f4b1073a4 Rob Clark             2017-09-15  663  void *msm_gem_get_vaddr_active(struct drm_gem_object *obj)
> > fad33f4b1073a4 Rob Clark             2017-09-15  664  {
> > fad33f4b1073a4 Rob Clark             2017-09-15  665          return get_vaddr(obj, __MSM_MADV_PURGED);
> > fad33f4b1073a4 Rob Clark             2017-09-15  666  }
> > fad33f4b1073a4 Rob Clark             2017-09-15  667
> > e4b87d227f9e82 Rob Clark             2020-10-23  668  void msm_gem_put_vaddr_locked(struct drm_gem_object *obj)
> > 18f23049f640e2 Rob Clark             2016-05-26  669  {
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  670          struct msm_gem_object *msm_obj = to_msm_bo(obj);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  671
> > 90643a24a7bfbe Rob Clark             2021-04-05  672          GEM_WARN_ON(!msm_gem_is_locked(obj));
> > 90643a24a7bfbe Rob Clark             2021-04-05  673          GEM_WARN_ON(msm_obj->vmap_count < 1);
> > e4b87d227f9e82 Rob Clark             2020-10-23  674
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  675          msm_obj->vmap_count--;
> > e4b87d227f9e82 Rob Clark             2020-10-23  676  }
> > e4b87d227f9e82 Rob Clark             2020-10-23  677
> > e4b87d227f9e82 Rob Clark             2020-10-23  678  void msm_gem_put_vaddr(struct drm_gem_object *obj)
> > e4b87d227f9e82 Rob Clark             2020-10-23  679  {
> > e4b87d227f9e82 Rob Clark             2020-10-23  680          msm_gem_lock(obj);
> > e4b87d227f9e82 Rob Clark             2020-10-23  681          msm_gem_put_vaddr_locked(obj);
> > a6ae74c956e72c Rob Clark             2020-10-23  682          msm_gem_unlock(obj);
> > 18f23049f640e2 Rob Clark             2016-05-26  683  }
> > 18f23049f640e2 Rob Clark             2016-05-26  684
> > 4cd33c48ea25ba Rob Clark             2016-05-17  685  /* Update madvise status, returns true if not purged, else
> > 4cd33c48ea25ba Rob Clark             2016-05-17  686   * false or -errno.
> > 4cd33c48ea25ba Rob Clark             2016-05-17  687   */
> > 4cd33c48ea25ba Rob Clark             2016-05-17  688  int msm_gem_madvise(struct drm_gem_object *obj, unsigned madv)
> > 4cd33c48ea25ba Rob Clark             2016-05-17  689  {
> > 4cd33c48ea25ba Rob Clark             2016-05-17  690          struct msm_gem_object *msm_obj = to_msm_bo(obj);
> > 4cd33c48ea25ba Rob Clark             2016-05-17  691
> > a6ae74c956e72c Rob Clark             2020-10-23  692          msm_gem_lock(obj);
> > 4cd33c48ea25ba Rob Clark             2016-05-17  693
> > 4cd33c48ea25ba Rob Clark             2016-05-17  694          if (msm_obj->madv != __MSM_MADV_PURGED)
> > 4cd33c48ea25ba Rob Clark             2016-05-17  695                  msm_obj->madv = madv;
> > 4cd33c48ea25ba Rob Clark             2016-05-17  696
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  697          madv = msm_obj->madv;
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  698
> > 3edfa30f2340e6 Rob Clark             2020-11-16  699          /* If the obj is inactive, we might need to move it
> > 3edfa30f2340e6 Rob Clark             2020-11-16  700           * between inactive lists
> > 3edfa30f2340e6 Rob Clark             2020-11-16  701           */
> > 3edfa30f2340e6 Rob Clark             2020-11-16  702          if (msm_obj->active_count == 0)
> > 3edfa30f2340e6 Rob Clark             2020-11-16  703                  update_inactive(msm_obj);
> > 3edfa30f2340e6 Rob Clark             2020-11-16  704
> > a6ae74c956e72c Rob Clark             2020-10-23  705          msm_gem_unlock(obj);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  706
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  707          return (madv != __MSM_MADV_PURGED);
> > 4cd33c48ea25ba Rob Clark             2016-05-17  708  }
> > 4cd33c48ea25ba Rob Clark             2016-05-17  709
> > 599089c6af6830 Rob Clark             2020-10-23  710  void msm_gem_purge(struct drm_gem_object *obj)
> > 68209390f11603 Rob Clark             2016-05-17  711  {
> > 68209390f11603 Rob Clark             2016-05-17  712          struct drm_device *dev = obj->dev;
> > 68209390f11603 Rob Clark             2016-05-17  713          struct msm_gem_object *msm_obj = to_msm_bo(obj);
> > 68209390f11603 Rob Clark             2016-05-17  714
> > 81d4d597d4faad Rob Clark             2021-04-05  715          GEM_WARN_ON(!msm_gem_is_locked(obj));
> > 90643a24a7bfbe Rob Clark             2021-04-05  716          GEM_WARN_ON(!is_purgeable(msm_obj));
> > 68209390f11603 Rob Clark             2016-05-17  717
> > 20d0ae2f8c72e3 Rob Clark             2021-04-05  718          /* Get rid of any iommu mapping(s): */
> > 20d0ae2f8c72e3 Rob Clark             2021-04-05  719          put_iova_spaces(obj, true);
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  720
> > 599089c6af6830 Rob Clark             2020-10-23  721          msm_gem_vunmap(obj);
> > 68209390f11603 Rob Clark             2016-05-17  722
> > 81d4d597d4faad Rob Clark             2021-04-05  723          drm_vma_node_unmap(&obj->vma_node, dev->anon_inode->i_mapping);
> > 81d4d597d4faad Rob Clark             2021-04-05  724
> > 68209390f11603 Rob Clark             2016-05-17  725          put_pages(obj);
> > 68209390f11603 Rob Clark             2016-05-17  726
> > 9b73bde39cf24b Iskren Chernev        2020-11-26  727          put_iova_vmas(obj);
> > 9b73bde39cf24b Iskren Chernev        2020-11-26  728
> > 68209390f11603 Rob Clark             2016-05-17  729          msm_obj->madv = __MSM_MADV_PURGED;
> > 25ed38b3ed2691 Rob Clark             2021-04-02  730          update_inactive(msm_obj);
> > 68209390f11603 Rob Clark             2016-05-17  731
> > 68209390f11603 Rob Clark             2016-05-17  732          drm_gem_free_mmap_offset(obj);
> > 68209390f11603 Rob Clark             2016-05-17  733
> > 68209390f11603 Rob Clark             2016-05-17  734          /* Our goal here is to return as much of the memory as
> > 68209390f11603 Rob Clark             2016-05-17  735           * is possible back to the system as we are called from OOM.
> > 68209390f11603 Rob Clark             2016-05-17  736           * To do this we must instruct the shmfs to drop all of its
> > 68209390f11603 Rob Clark             2016-05-17  737           * backing pages, *now*.
> > 68209390f11603 Rob Clark             2016-05-17  738           */
> > 68209390f11603 Rob Clark             2016-05-17  739          shmem_truncate_range(file_inode(obj->filp), 0, (loff_t)-1);
> > 68209390f11603 Rob Clark             2016-05-17  740
> > 68209390f11603 Rob Clark             2016-05-17  741          invalidate_mapping_pages(file_inode(obj->filp)->i_mapping,
> > 68209390f11603 Rob Clark             2016-05-17  742                          0, (loff_t)-1);
> > 68209390f11603 Rob Clark             2016-05-17  743  }
> > 68209390f11603 Rob Clark             2016-05-17  744
> > 37c68900a252ce Lee Jones             2021-06-02  745  /*
> > 63f17ef834284d Rob Clark             2021-04-05  746   * Unpin the backing pages and make them available to be swapped out.
> > 63f17ef834284d Rob Clark             2021-04-05  747   */
> > 63f17ef834284d Rob Clark             2021-04-05  748  void msm_gem_evict(struct drm_gem_object *obj)
> > 63f17ef834284d Rob Clark             2021-04-05  749  {
> > 63f17ef834284d Rob Clark             2021-04-05  750          struct drm_device *dev = obj->dev;
> > 63f17ef834284d Rob Clark             2021-04-05  751          struct msm_gem_object *msm_obj = to_msm_bo(obj);
> > 63f17ef834284d Rob Clark             2021-04-05  752
> > 63f17ef834284d Rob Clark             2021-04-05  753          GEM_WARN_ON(!msm_gem_is_locked(obj));
> > 63f17ef834284d Rob Clark             2021-04-05  754          GEM_WARN_ON(is_unevictable(msm_obj));
> > 63f17ef834284d Rob Clark             2021-04-05  755          GEM_WARN_ON(!msm_obj->evictable);
> > 63f17ef834284d Rob Clark             2021-04-05  756          GEM_WARN_ON(msm_obj->active_count);
> > 63f17ef834284d Rob Clark             2021-04-05  757
> > 63f17ef834284d Rob Clark             2021-04-05  758          /* Get rid of any iommu mapping(s): */
> > 63f17ef834284d Rob Clark             2021-04-05  759          put_iova_spaces(obj, false);
> > 63f17ef834284d Rob Clark             2021-04-05  760
> > 63f17ef834284d Rob Clark             2021-04-05  761          drm_vma_node_unmap(&obj->vma_node, dev->anon_inode->i_mapping);
> > 63f17ef834284d Rob Clark             2021-04-05  762
> > 63f17ef834284d Rob Clark             2021-04-05  763          put_pages(obj);
> > 63f17ef834284d Rob Clark             2021-04-05  764
> > 63f17ef834284d Rob Clark             2021-04-05  765          update_inactive(msm_obj);
> > 63f17ef834284d Rob Clark             2021-04-05  766  }
> > 63f17ef834284d Rob Clark             2021-04-05  767
> > 599089c6af6830 Rob Clark             2020-10-23  768  void msm_gem_vunmap(struct drm_gem_object *obj)
> > e1e9db2ca79575 Rob Clark             2016-05-27  769  {
> > e1e9db2ca79575 Rob Clark             2016-05-27  770          struct msm_gem_object *msm_obj = to_msm_bo(obj);
> > e1e9db2ca79575 Rob Clark             2016-05-27  771
> > 90643a24a7bfbe Rob Clark             2021-04-05  772          GEM_WARN_ON(!msm_gem_is_locked(obj));
> > 0e08270a1f01bc Sushmita Susheelendra 2017-06-13  773
> > 90643a24a7bfbe Rob Clark             2021-04-05  774          if (!msm_obj->vaddr || GEM_WARN_ON(!is_vunmapable(msm_obj)))
> > e1e9db2ca79575 Rob Clark             2016-05-27  775                  return;
> > e1e9db2ca79575 Rob Clark             2016-05-27  776
> > e1e9db2ca79575 Rob Clark             2016-05-27 @777          vunmap(msm_obj->vaddr);
> > e1e9db2ca79575 Rob Clark             2016-05-27  778          msm_obj->vaddr = NULL;
> > e1e9db2ca79575 Rob Clark             2016-05-27  779  }
> > e1e9db2ca79575 Rob Clark             2016-05-27  780
> >
> > :::::: The code at line 624 was first introduced by commit
> > :::::: c8afe684c95cd17cf4f273d81af369a0fdfa5a74 drm/msm: basic KMS driver for snapdragon
> >
> > :::::: TO: Rob Clark <robdclark@xxxxxxxxx>
> > :::::: CC: Rob Clark <robdclark@xxxxxxxxx>
> >
> > ---
> > 0-DAY CI Kernel Test Service, Intel Corporation
> > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.01.org%2Fhyperkitty%2Flist%2Fkbuild-all%40lists.01.org&amp;data=04%7C01%7Cchristian.koenig%40amd.com%7C8647a3be20ec4190ad4508d98cf5bb93%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637695812014623891%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&amp;sdata=ZG3H%2BZ%2BlCk2VDPqUkwhyeV6wK%2BsWaOnHiq7WQedAR6Y%3D&amp;reserved=0
>





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