From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> To: Rob Clark <robdclark@gmail.com>, dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Dmitry Osipenko <dmitry.osipenko@collabora.com>, Rob Clark <robdclark@chromium.org>, Sean Paul <sean@poorly.run>, Abhinav Kumar <quic_abhinavk@quicinc.com>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, open list <linux-kernel@vger.kernel.org> Subject: Re: [PATCH v4 04/10] drm/msm/gem: Split out inuse helper Date: Fri, 15 Apr 2022 00:23:15 +0300 [thread overview] Message-ID: <a3c87373-1b7e-7b30-3b03-7a87f517b7b3@linaro.org> (raw) In-Reply-To: <20220411215849.297838-5-robdclark@gmail.com> On 12/04/2022 00:58, Rob Clark wrote: > From: Rob Clark <robdclark@chromium.org> > > Prep for a following patch, where it gets a bit more complicated. > > Signed-off-by: Rob Clark <robdclark@chromium.org> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> > --- > drivers/gpu/drm/msm/msm_gem.c | 2 +- > drivers/gpu/drm/msm/msm_gem.h | 1 + > drivers/gpu/drm/msm/msm_gem_vma.c | 9 +++++++-- > 3 files changed, 9 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c > index a4f61972667b..f96d1dc72021 100644 > --- a/drivers/gpu/drm/msm/msm_gem.c > +++ b/drivers/gpu/drm/msm/msm_gem.c > @@ -938,7 +938,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, > name, comm ? ":" : "", comm ? comm : "", > vma->aspace, vma->iova, > vma->mapped ? "mapped" : "unmapped", > - vma->inuse); > + msm_gem_vma_inuse(vma)); > kfree(comm); > } > > diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h > index 947ff7d9b471..1b7f0f0b88bf 100644 > --- a/drivers/gpu/drm/msm/msm_gem.h > +++ b/drivers/gpu/drm/msm/msm_gem.h > @@ -61,6 +61,7 @@ struct msm_gem_vma { > int msm_gem_init_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma, int npages, > u64 range_start, u64 range_end); > +bool msm_gem_vma_inuse(struct msm_gem_vma *vma); > void msm_gem_purge_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma); > void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, > diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c > index 64906594fc65..dc2ae097805e 100644 > --- a/drivers/gpu/drm/msm/msm_gem_vma.c > +++ b/drivers/gpu/drm/msm/msm_gem_vma.c > @@ -37,6 +37,11 @@ msm_gem_address_space_get(struct msm_gem_address_space *aspace) > return aspace; > } > > +bool msm_gem_vma_inuse(struct msm_gem_vma *vma) > +{ > + return !!vma->inuse; > +} > + > /* Actually unmap memory for the vma */ > void msm_gem_purge_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma) > @@ -44,7 +49,7 @@ void msm_gem_purge_vma(struct msm_gem_address_space *aspace, > unsigned size = vma->node.size << PAGE_SHIFT; > > /* Print a message if we try to purge a vma in use */ > - if (GEM_WARN_ON(vma->inuse > 0)) > + if (GEM_WARN_ON(msm_gem_vma_inuse(vma))) > return; > > /* Don't do anything if the memory isn't mapped */ > @@ -100,7 +105,7 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace, > void msm_gem_close_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma) > { > - if (GEM_WARN_ON(vma->inuse > 0 || vma->mapped)) > + if (GEM_WARN_ON(msm_gem_vma_inuse(vma) || vma->mapped)) > return; > > spin_lock(&aspace->lock); -- With best wishes Dmitry
WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> To: Rob Clark <robdclark@gmail.com>, dri-devel@lists.freedesktop.org Cc: Rob Clark <robdclark@chromium.org>, freedreno@lists.freedesktop.org, David Airlie <airlied@linux.ie>, linux-arm-msm@vger.kernel.org, Abhinav Kumar <quic_abhinavk@quicinc.com>, open list <linux-kernel@vger.kernel.org>, Dmitry Osipenko <dmitry.osipenko@collabora.com>, Sean Paul <sean@poorly.run> Subject: Re: [PATCH v4 04/10] drm/msm/gem: Split out inuse helper Date: Fri, 15 Apr 2022 00:23:15 +0300 [thread overview] Message-ID: <a3c87373-1b7e-7b30-3b03-7a87f517b7b3@linaro.org> (raw) In-Reply-To: <20220411215849.297838-5-robdclark@gmail.com> On 12/04/2022 00:58, Rob Clark wrote: > From: Rob Clark <robdclark@chromium.org> > > Prep for a following patch, where it gets a bit more complicated. > > Signed-off-by: Rob Clark <robdclark@chromium.org> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> > --- > drivers/gpu/drm/msm/msm_gem.c | 2 +- > drivers/gpu/drm/msm/msm_gem.h | 1 + > drivers/gpu/drm/msm/msm_gem_vma.c | 9 +++++++-- > 3 files changed, 9 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c > index a4f61972667b..f96d1dc72021 100644 > --- a/drivers/gpu/drm/msm/msm_gem.c > +++ b/drivers/gpu/drm/msm/msm_gem.c > @@ -938,7 +938,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, > name, comm ? ":" : "", comm ? comm : "", > vma->aspace, vma->iova, > vma->mapped ? "mapped" : "unmapped", > - vma->inuse); > + msm_gem_vma_inuse(vma)); > kfree(comm); > } > > diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h > index 947ff7d9b471..1b7f0f0b88bf 100644 > --- a/drivers/gpu/drm/msm/msm_gem.h > +++ b/drivers/gpu/drm/msm/msm_gem.h > @@ -61,6 +61,7 @@ struct msm_gem_vma { > int msm_gem_init_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma, int npages, > u64 range_start, u64 range_end); > +bool msm_gem_vma_inuse(struct msm_gem_vma *vma); > void msm_gem_purge_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma); > void msm_gem_unmap_vma(struct msm_gem_address_space *aspace, > diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c > index 64906594fc65..dc2ae097805e 100644 > --- a/drivers/gpu/drm/msm/msm_gem_vma.c > +++ b/drivers/gpu/drm/msm/msm_gem_vma.c > @@ -37,6 +37,11 @@ msm_gem_address_space_get(struct msm_gem_address_space *aspace) > return aspace; > } > > +bool msm_gem_vma_inuse(struct msm_gem_vma *vma) > +{ > + return !!vma->inuse; > +} > + > /* Actually unmap memory for the vma */ > void msm_gem_purge_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma) > @@ -44,7 +49,7 @@ void msm_gem_purge_vma(struct msm_gem_address_space *aspace, > unsigned size = vma->node.size << PAGE_SHIFT; > > /* Print a message if we try to purge a vma in use */ > - if (GEM_WARN_ON(vma->inuse > 0)) > + if (GEM_WARN_ON(msm_gem_vma_inuse(vma))) > return; > > /* Don't do anything if the memory isn't mapped */ > @@ -100,7 +105,7 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace, > void msm_gem_close_vma(struct msm_gem_address_space *aspace, > struct msm_gem_vma *vma) > { > - if (GEM_WARN_ON(vma->inuse > 0 || vma->mapped)) > + if (GEM_WARN_ON(msm_gem_vma_inuse(vma) || vma->mapped)) > return; > > spin_lock(&aspace->lock); -- With best wishes Dmitry
next prev parent reply other threads:[~2022-04-14 21:23 UTC|newest] Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-04-11 21:58 [PATCH v4 00/10] drm/msm: Userspace allocated GPU addresses Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 01/10] drm/msm/gem: Move prototypes Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 02/10] drm/msm/gpu: Drop duplicate fence counter Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 03/10] drm/msm/gem: Convert some missed GEM_WARN_ON()s Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-14 21:22 ` Dmitry Baryshkov 2022-04-14 21:22 ` Dmitry Baryshkov 2022-04-11 21:58 ` [PATCH v4 04/10] drm/msm/gem: Split out inuse helper Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-14 21:23 ` Dmitry Baryshkov [this message] 2022-04-14 21:23 ` Dmitry Baryshkov 2022-04-11 21:58 ` [PATCH v4 05/10] drm/msm/gem: Drop PAGE_SHIFT for address space mm Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 06/10] drm/msm: Drop msm_gem_iova() Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 07/10] drm/msm/gem: Rework vma lookup and pin Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 08/10] drm/msm/gem: Split " Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 09/10] drm/msm/gem: Add fenced vma unpin Rob Clark 2022-04-11 21:58 ` Rob Clark 2022-04-11 21:58 ` [PATCH v4 10/10] drm/msm: Add a way for userspace to allocate GPU iova Rob Clark 2022-04-11 21:58 ` Rob Clark
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