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* linux-next: build failure after merge of the drm-misc tree
@ 2022-11-17  7:32 ` Stephen Rothwell
  0 siblings, 0 replies; 17+ messages in thread
From: Stephen Rothwell @ 2022-11-17  7:32 UTC (permalink / raw)
  To: Daniel Vetter
  Cc: Thomas Zimmermann, Intel Graphics, DRI,
	Linux Kernel Mailing List, Linux Next Mailing List

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Hi all,

After merging the drm-misc tree, today's linux-next build (powerpc
ppc44x_defconfig) failed like this:

ld: drivers/video/fbdev/core/fbmon.o: in function `fb_modesetting_disabled':
fbmon.c:(.text+0x1e4): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
ld: drivers/video/fbdev/core/fbcmap.o: in function `fb_modesetting_disabled':
fbcmap.c:(.text+0x478): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
ld: drivers/video/fbdev/core/fbsysfs.o: in function `fb_modesetting_disabled':
fbsysfs.c:(.text+0xb64): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
ld: drivers/video/fbdev/core/modedb.o: in function `fb_modesetting_disabled':
modedb.c:(.text+0x129c): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here
ld: drivers/video/fbdev/core/fbcvt.o: in function `fb_modesetting_disabled':
fbcvt.c:(.text+0x0): multiple definition of `fb_modesetting_disabled'; drivers/video/fbdev/core/fbmem.o:fbmem.c:(.text+0x1bac): first defined here

Caused by commit

  0ba2fa8cbd29 ("fbdev: Add support for the nomodeset kernel parameter")

This build does not have CONFIG_VIDEO_NOMODESET set.

I applied the following patch for today.

From 63f957a050c62478ed1348c5b204bc65c68df4d7 Mon Sep 17 00:00:00 2001
From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Thu, 17 Nov 2022 18:19:22 +1100
Subject: [PATCH] fix up for "fbdev: Add support for the nomodeset kernel parameter"

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
---
 include/linux/fb.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/fb.h b/include/linux/fb.h
index 3a822e4357b1..ea421724f733 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -807,7 +807,7 @@ extern int fb_find_mode(struct fb_var_screeninfo *var,
 #if defined(CONFIG_VIDEO_NOMODESET)
 bool fb_modesetting_disabled(const char *drvname);
 #else
-bool fb_modesetting_disabled(const char *drvname)
+static inline bool fb_modesetting_disabled(const char *drvname)
 {
 	return false;
 }
-- 
2.35.1

-- 
Cheers,
Stephen Rothwell

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^ permalink raw reply related	[flat|nested] 17+ messages in thread
* linux-next: build failure after merge of the drm-misc tree
@ 2021-06-08  2:50 Stephen Rothwell
  2021-06-08  3:28 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
  0 siblings, 1 reply; 17+ messages in thread
From: Stephen Rothwell @ 2021-06-08  2:50 UTC (permalink / raw)
  To: Daniel Vetter, Intel Graphics, Dave Airlie, DRI
  Cc: Alex Deucher, Felix Kuehling, Christian König,
	Linux Kernel Mailing List, Linux Next Mailing List

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Hi all,

After merging the drm-misc tree, today's linux-next build (x86_64
allmodconfig) failed like this:

drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c: In function 'amdgpu_preempt_mgr_new':
drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c:75:5: error: 'struct ttm_resource' has no member named 'mm_node'
   75 |  mem->mm_node = NULL;
      |     ^~
drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c: At top level:
drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c:129:11: error: initialization of 'int (*)(struct ttm_resource_manager *, struct ttm_buffer_object *, const struct ttm_place *, struct ttm_resource **)' from incompatible pointer type 'int (*)(struct ttm_resource_manager *, struct ttm_buffer_object *, const struct ttm_place *, struct ttm_resource *)' [-Werror=incompatible-pointer-types]
  129 |  .alloc = amdgpu_preempt_mgr_new,
      |           ^~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c:129:11: note: (near initialization for 'amdgpu_preempt_mgr_func.alloc')

Caused by commit

  cb1c81467af3 ("drm/ttm: flip the switch for driver allocated resources v2")

from the drm-misc tree interacting with commit

  b453e42a6e8b ("drm/amdgpu: Add new placement for preemptible SG BOs")

from the drm tree.

I don't know how to fix this, so I added the following hack (a better
fix would be nice):

From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Tue, 8 Jun 2021 12:41:16 +1000
Subject: [PATCH] hack fix up for needed amdgpu_preempt_mgr_new() fix up

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c
index d607f314cc1b..e1a7b3e967b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_preempt_mgr.c
@@ -66,14 +66,16 @@ static DEVICE_ATTR_RO(mem_info_preempt_used);
 static int amdgpu_preempt_mgr_new(struct ttm_resource_manager *man,
 				  struct ttm_buffer_object *tbo,
 				  const struct ttm_place *place,
-				  struct ttm_resource *mem)
+				  struct ttm_resource **res)
 {
+#if 0
 	struct amdgpu_preempt_mgr *mgr = to_preempt_mgr(man);
 
 	atomic64_add(mem->num_pages, &mgr->used);
 
 	mem->mm_node = NULL;
 	mem->start = AMDGPU_BO_INVALID_OFFSET;
+#endif
 	return 0;
 }
 
-- 
2.30.2

-- 
Cheers,
Stephen Rothwell

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^ permalink raw reply related	[flat|nested] 17+ messages in thread

end of thread, other threads:[~2022-11-23  8:33 UTC | newest]

Thread overview: 17+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-11-17  7:32 linux-next: build failure after merge of the drm-misc tree Stephen Rothwell
2022-11-17  7:32 ` Stephen Rothwell
2022-11-17  7:32 ` [Intel-gfx] " Stephen Rothwell
2022-11-17  7:54 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
2022-11-23  5:20 ` Stephen Rothwell
2022-11-23  5:20   ` [Intel-gfx] " Stephen Rothwell
2022-11-23  5:20   ` Stephen Rothwell
2022-11-23  5:35   ` David Airlie
2022-11-23  5:35     ` David Airlie
2022-11-23  5:35     ` [Intel-gfx] " David Airlie
2022-11-23  6:22     ` Stephen Rothwell
2022-11-23  6:22       ` [Intel-gfx] " Stephen Rothwell
2022-11-23  6:22       ` Stephen Rothwell
2022-11-23  8:33     ` Thomas Zimmermann
2022-11-23  8:33       ` [Intel-gfx] " Thomas Zimmermann
2022-11-23  8:33       ` Thomas Zimmermann
  -- strict thread matches above, loose matches on Subject: below --
2021-06-08  2:50 Stephen Rothwell
2021-06-08  3:28 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork

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