On Tue, Apr 2, 2019 at 3:57 PM Daniel Vetter <daniel@xxxxxxxx> wrote:
>
> On Tue, Apr 02, 2019 at 01:55:03PM +0800, Qiang Yu wrote:
> > Thanks, patch is:
> > Reviewed-by: Qiang Yu <yuq825@xxxxxxxxx>
>
> Good time to get started with committing patches? In general it's kinda
> confusing if the maintainer r-bs a patch, but doesn't say whether/when/how
> it gets merged. Big chance the patch will get lost in limbo and fall
> through cracks.
Thanks for the remind, this patch should only be applied to drm-misc-next
branch when 5.1-rcx branch gets merged to drm-misc-next for the new
xa_alloc API. So I expect the guy who do the 5.1-rcx merge should apply
this patch. Who will do the merge?
Regards,
Qiang
>
> >
> > Regards,
> > Qiang
> >
> > On Tue, Apr 2, 2019 at 7:50 AM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> > >
> > > Hi all,
> > >
> > > After merging the drm-misc tree, today's linux-next build (x86_64
> > > allmodconfig) failed like this:
> > >
> > > In file included from include/linux/kernel.h:7,
> > > from include/asm-generic/bug.h:18,
> > > from arch/x86/include/asm/bug.h:83,
> > > from include/linux/bug.h:5,
> > > from include/linux/mmdebug.h:5,
> > > from include/linux/gfp.h:5,
> > > from include/linux/slab.h:15,
> > > from drivers/gpu/drm/lima/lima_ctx.c:4:
> > > drivers/gpu/drm/lima/lima_ctx.c: In function 'lima_ctx_create':
> > > include/linux/limits.h:13:18: warning: passing argument 3 of 'xa_alloc' makes pointer from integer without a cast [-Wint-conversion]
> > > #define UINT_MAX (~0U)
> > > ^~~~~
> > > drivers/gpu/drm/lima/lima_ctx.c:26:36: note: in expansion of macro 'UINT_MAX'
> > > err = xa_alloc(&mgr->handles, id, UINT_MAX, ctx, GFP_KERNEL);
> > > ^~~~~~~~
> > > In file included from include/linux/radix-tree.h:31,
> > > from include/linux/idr.h:15,
> > > from include/drm/drm_device.h:7,
> > > from drivers/gpu/drm/lima/lima_device.h:7,
> > > from drivers/gpu/drm/lima/lima_ctx.c:6:
> > > include/linux/xarray.h:817:9: note: expected 'void *' but argument is of type 'unsigned int'
> > > void *entry, struct xa_limit limit, gfp_t gfp)
> > > ~~~~~~^~~~~
> > > drivers/gpu/drm/lima/lima_ctx.c:26:46: error: incompatible type for argument 4 of 'xa_alloc'
> > > err = xa_alloc(&mgr->handles, id, UINT_MAX, ctx, GFP_KERNEL);
> > > ^~~
> > > In file included from include/linux/radix-tree.h:31,
> > > from include/linux/idr.h:15,
> > > from include/drm/drm_device.h:7,
> > > from drivers/gpu/drm/lima/lima_device.h:7,
> > > from drivers/gpu/drm/lima/lima_ctx.c:6:
> > > include/linux/xarray.h:817:32: note: expected 'struct xa_limit' but argument is of type 'struct lima_ctx *'
> > > void *entry, struct xa_limit limit, gfp_t gfp)
> > > ~~~~~~~~~~~~~~~~^~~~~
> > >
> > > Caused by commit
> > >
> > > a1d2a6339961 ("drm/lima: driver for ARM Mali4xx GPUs")
> > >
> > > interacting with commit
> > >
> > > a3e4d3f97ec8 ("XArray: Redesign xa_alloc API")
> > >
> > > from Linus' tree (v5.1-rc1).
> > >
> > > I have applied the following patch for today. It could be applied as
> > > part of a merge of v5.1-rc1 into drm-misc.
> > >
> > > From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> > > Date: Tue, 2 Apr 2019 10:45:32 +1100
> > > Subject: [PATCH] drm/lima: update for xa_alloc API change
> > >
> > > Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> > > ---
> > > drivers/gpu/drm/lima/lima_ctx.c | 2 +-
> > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/gpu/drm/lima/lima_ctx.c b/drivers/gpu/drm/lima/lima_ctx.c
> > > index c8d12f7c6894..bafa00d74cc5 100644
> > > --- a/drivers/gpu/drm/lima/lima_ctx.c
> > > +++ b/drivers/gpu/drm/lima/lima_ctx.c
> > > @@ -23,7 +23,7 @@ int lima_ctx_create(struct lima_device *dev, struct lima_ctx_mgr *mgr, u32 *id)
> > > goto err_out0;
> > > }
> > >
> > > - err = xa_alloc(&mgr->handles, id, UINT_MAX, ctx, GFP_KERNEL);
> > > + err = xa_alloc(&mgr->handles, id, ctx, XA_LIMIT(*id, UINT_MAX), GFP_KERNEL);
> > > if (err < 0)
> > > goto err_out0;
> > >
> > > --
> > > 2.20.1
> > >
> > > --
> > > Cheers,
> > > Stephen Rothwell
>
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch
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