* [PATCH] drm/vram: fix incorrect flag variable usage.
@ 2020-11-19 1:14 Dave Airlie
2020-11-19 7:12 ` kernel test robot
` (2 more replies)
0 siblings, 3 replies; 6+ messages in thread
From: Dave Airlie @ 2020-11-19 1:14 UTC (permalink / raw)
To: dri-devel; +Cc: Dave Airlie, David Laight, Christian König, Wen Pu
From: Dave Airlie <airlied@redhat.com>
In 7053e0eab473119503f6565b4e398f9a73122481
drm/vram-helper: stop using TTM placement flags
it appears the flags got mixed up.
This should fix a regression on ast
[ 64.782340] WARNING: CPU: 51 PID: 1964 at drivers/gpu/drm/drm_gem_vram_helper.c:284 drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
[ 64.782411] CPU: 51 PID: 1964 Comm: Xorg Not tainted 5.10.0-rc3 #12
[ 64.782413] Hardware name: To be filled.
[ 64.782419] RIP: 0010:drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
[ 64.782424] Code: 00 48 89 e5 85 c0 74 17 48 83 bf 78 01 00 00 00 74 18 48 8b 87 80 01 00 00 5d 48 c1 e0 0c c3 0f 0b 48 c7 c0 ed ff ff ff 5d c3 <0f> 0b 31 c0 5d c3 0f 1f 44 00 00 0f 1f 44 00 00 55 48 8b 87 18 06
[ 64.782427] RSP: 0018:ffffa9128909fa68 EFLAGS: 00010246
[ 64.782431] RAX: 0000000000000002 RBX: ffff95a5c25e1ec0 RCX: ffffffffc02b6600
[ 64.782433] RDX: ffff959e49824000 RSI: ffff95a5c25e0b40 RDI: ffff959e4b1c2c00
[ 64.782434] RBP: ffffa9128909fa68 R08: 0000000000000040 R09: ffff95a9c5dcb688
[ 64.782436] R10: 0000000000000000 R11: 0000000000000001 R12: ffff959e49824000
[ 64.782437] R13: 0000000000000000 R14: 0000000000000000 R15: ffff95a5c5c56f00
[ 64.782440] FS: 00007f485d466a80(0000) GS:ffff95a9afcc0000(0000) knlGS:0000000000000000
[ 64.782442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.782444] CR2: 00007f485e202000 CR3: 0000000c82a0e000 CR4: 00000000003506e0
[ 64.782446] Call Trace:
[ 64.782455] ast_cursor_page_flip+0x22/0x100 [ast]
[ 64.782460] ast_cursor_plane_helper_atomic_update+0x46/0x70 [ast]
[ 64.782477] drm_atomic_helper_commit_planes+0xbd/0x220 [drm_kms_helper]
[ 64.782493] drm_atomic_helper_commit_tail_rpm+0x3a/0x70 [drm_kms_helper]
[ 64.782507] commit_tail+0x99/0x130 [drm_kms_helper]
[ 64.782521] drm_atomic_helper_commit+0x123/0x150 [drm_kms_helper]
[ 64.782551] drm_atomic_commit+0x4a/0x50 [drm]
[ 64.782565] drm_atomic_helper_update_plane+0xe7/0x140 [drm_kms_helper]
[ 64.782592] __setplane_atomic+0xcc/0x110 [drm]
[ 64.782619] drm_mode_cursor_universal+0x13e/0x260 [drm]
[ 64.782647] drm_mode_cursor_common+0xef/0x220 [drm]
[ 64.782654] ? tomoyo_path_number_perm+0x6f/0x200
[ 64.782680] ? drm_mode_cursor_ioctl+0x60/0x60 [drm]
[ 64.782706] drm_mode_cursor2_ioctl+0xe/0x10 [drm]
[ 64.782727] drm_ioctl_kernel+0xae/0xf0 [drm]
[ 64.782749] drm_ioctl+0x241/0x3f0 [drm]
[ 64.782774] ? drm_mode_cursor_ioctl+0x60/0x60 [drm]
[ 64.782781] ? tomoyo_file_ioctl+0x19/0x20
[ 64.782787] __x64_sys_ioctl+0x91/0xc0
[ 64.782792] do_syscall_64+0x38/0x90
[ 64.782797] entry_SYSCALL_64_after_hwframe+0x44/0xa9
Signed-off-by: Dave Airlie <airlied@redhat.com>
Cc: Wen Pu <puwen@hygon.cn>
Cc: David Laight <David.Laight@aculab.com>
Cc: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/drm_gem_vram_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 50cad0e4a92e..2896a057b771 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -140,7 +140,7 @@ static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo,
unsigned int c = 0;
if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN)
- pl_flag = TTM_PL_FLAG_TOPDOWN;
+ invariant_flag = TTM_PL_FLAG_TOPDOWN;
gbo->placement.placement = gbo->placements;
gbo->placement.busy_placement = gbo->placements;
--
2.20.1
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH] drm/vram: fix incorrect flag variable usage.
2020-11-19 1:14 [PATCH] drm/vram: fix incorrect flag variable usage Dave Airlie
@ 2020-11-19 7:12 ` kernel test robot
2020-11-19 7:51 ` Thomas Zimmermann
2020-11-19 7:52 ` Christian König
2 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2020-11-19 7:12 UTC (permalink / raw)
To: Dave Airlie, dri-devel
Cc: kbuild-all, Wen Pu, clang-built-linux, David Laight, Dave Airlie,
Christian König
[-- Attachment #1: Type: text/plain, Size: 3472 bytes --]
Hi Dave,
I love your patch! Yet something to improve:
[auto build test ERROR on tegra-drm/drm/tegra/for-next]
[also build test ERROR on linus/master v5.10-rc4]
[cannot apply to drm-exynos/exynos-drm-next drm-intel/for-linux-next drm-tip/drm-tip drm/drm-next next-20201118]
[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/Dave-Airlie/drm-vram-fix-incorrect-flag-variable-usage/20201119-091523
base: git://anongit.freedesktop.org/tegra/linux.git drm/tegra/for-next
config: riscv-randconfig-r034-20201119 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project b2613fb2f0f53691dd0211895afbb9413457fca7)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/0day-ci/linux/commit/34989355252d40699a479afefb95750e30b90766
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Dave-Airlie/drm-vram-fix-incorrect-flag-variable-usage/20201119-091523
git checkout 34989355252d40699a479afefb95750e30b90766
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/drm_gem_vram_helper.c:143:3: error: use of undeclared identifier 'invariant_flag'; did you mean 'invariant_flags'?
invariant_flag = TTM_PL_FLAG_TOPDOWN;
^~~~~~~~~~~~~~
invariant_flags
drivers/gpu/drm/drm_gem_vram_helper.c:138:6: note: 'invariant_flags' declared here
u32 invariant_flags = 0;
^
1 error generated.
vim +143 drivers/gpu/drm/drm_gem_vram_helper.c
134
135 static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo,
136 unsigned long pl_flag)
137 {
138 u32 invariant_flags = 0;
139 unsigned int i;
140 unsigned int c = 0;
141
142 if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN)
> 143 invariant_flag = TTM_PL_FLAG_TOPDOWN;
144
145 gbo->placement.placement = gbo->placements;
146 gbo->placement.busy_placement = gbo->placements;
147
148 if (pl_flag & DRM_GEM_VRAM_PL_FLAG_VRAM) {
149 gbo->placements[c].mem_type = TTM_PL_VRAM;
150 gbo->placements[c++].flags = TTM_PL_FLAG_WC |
151 TTM_PL_FLAG_UNCACHED |
152 invariant_flags;
153 }
154
155 if (pl_flag & DRM_GEM_VRAM_PL_FLAG_SYSTEM || !c) {
156 gbo->placements[c].mem_type = TTM_PL_SYSTEM;
157 gbo->placements[c++].flags = TTM_PL_MASK_CACHING |
158 invariant_flags;
159 }
160
161 gbo->placement.num_placement = c;
162 gbo->placement.num_busy_placement = c;
163
164 for (i = 0; i < c; ++i) {
165 gbo->placements[i].fpfn = 0;
166 gbo->placements[i].lpfn = 0;
167 }
168 }
169
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 21596 bytes --]
[-- Attachment #3: Type: text/plain, Size: 160 bytes --]
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] drm/vram: fix incorrect flag variable usage.
@ 2020-11-19 7:12 ` kernel test robot
0 siblings, 0 replies; 6+ messages in thread
From: kernel test robot @ 2020-11-19 7:12 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3557 bytes --]
Hi Dave,
I love your patch! Yet something to improve:
[auto build test ERROR on tegra-drm/drm/tegra/for-next]
[also build test ERROR on linus/master v5.10-rc4]
[cannot apply to drm-exynos/exynos-drm-next drm-intel/for-linux-next drm-tip/drm-tip drm/drm-next next-20201118]
[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/Dave-Airlie/drm-vram-fix-incorrect-flag-variable-usage/20201119-091523
base: git://anongit.freedesktop.org/tegra/linux.git drm/tegra/for-next
config: riscv-randconfig-r034-20201119 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project b2613fb2f0f53691dd0211895afbb9413457fca7)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/0day-ci/linux/commit/34989355252d40699a479afefb95750e30b90766
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Dave-Airlie/drm-vram-fix-incorrect-flag-variable-usage/20201119-091523
git checkout 34989355252d40699a479afefb95750e30b90766
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/drm_gem_vram_helper.c:143:3: error: use of undeclared identifier 'invariant_flag'; did you mean 'invariant_flags'?
invariant_flag = TTM_PL_FLAG_TOPDOWN;
^~~~~~~~~~~~~~
invariant_flags
drivers/gpu/drm/drm_gem_vram_helper.c:138:6: note: 'invariant_flags' declared here
u32 invariant_flags = 0;
^
1 error generated.
vim +143 drivers/gpu/drm/drm_gem_vram_helper.c
134
135 static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo,
136 unsigned long pl_flag)
137 {
138 u32 invariant_flags = 0;
139 unsigned int i;
140 unsigned int c = 0;
141
142 if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN)
> 143 invariant_flag = TTM_PL_FLAG_TOPDOWN;
144
145 gbo->placement.placement = gbo->placements;
146 gbo->placement.busy_placement = gbo->placements;
147
148 if (pl_flag & DRM_GEM_VRAM_PL_FLAG_VRAM) {
149 gbo->placements[c].mem_type = TTM_PL_VRAM;
150 gbo->placements[c++].flags = TTM_PL_FLAG_WC |
151 TTM_PL_FLAG_UNCACHED |
152 invariant_flags;
153 }
154
155 if (pl_flag & DRM_GEM_VRAM_PL_FLAG_SYSTEM || !c) {
156 gbo->placements[c].mem_type = TTM_PL_SYSTEM;
157 gbo->placements[c++].flags = TTM_PL_MASK_CACHING |
158 invariant_flags;
159 }
160
161 gbo->placement.num_placement = c;
162 gbo->placement.num_busy_placement = c;
163
164 for (i = 0; i < c; ++i) {
165 gbo->placements[i].fpfn = 0;
166 gbo->placements[i].lpfn = 0;
167 }
168 }
169
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 21596 bytes --]
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] drm/vram: fix incorrect flag variable usage.
2020-11-19 1:14 [PATCH] drm/vram: fix incorrect flag variable usage Dave Airlie
2020-11-19 7:12 ` kernel test robot
@ 2020-11-19 7:51 ` Thomas Zimmermann
2020-11-19 7:52 ` Christian König
2 siblings, 0 replies; 6+ messages in thread
From: Thomas Zimmermann @ 2020-11-19 7:51 UTC (permalink / raw)
To: Dave Airlie, dri-devel
Cc: Dave Airlie, David Laight, Christian König, Wen Pu
[-- Attachment #1.1.1.1: Type: text/plain, Size: 4283 bytes --]
Hi
we already have
b8f8dbf64958 ("drm/vram-helper: Fix use of top-down placement")
in drm-tip. And it does exactly the same. I guess it went in through
drm-misc-next instead of -misc-fixes.
Am 19.11.20 um 02:14 schrieb Dave Airlie:
> From: Dave Airlie <airlied@redhat.com>
>
> In 7053e0eab473119503f6565b4e398f9a73122481
> drm/vram-helper: stop using TTM placement flags
The subject line might be a bit misleading.
In any case
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Best regards
Thomas
>
> it appears the flags got mixed up.
>
> This should fix a regression on ast
> [ 64.782340] WARNING: CPU: 51 PID: 1964 at drivers/gpu/drm/drm_gem_vram_helper.c:284 drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
> [ 64.782411] CPU: 51 PID: 1964 Comm: Xorg Not tainted 5.10.0-rc3 #12
> [ 64.782413] Hardware name: To be filled.
> [ 64.782419] RIP: 0010:drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
> [ 64.782424] Code: 00 48 89 e5 85 c0 74 17 48 83 bf 78 01 00 00 00 74 18 48 8b 87 80 01 00 00 5d 48 c1 e0 0c c3 0f 0b 48 c7 c0 ed ff ff ff 5d c3 <0f> 0b 31 c0 5d c3 0f 1f 44 00 00 0f 1f 44 00 00 55 48 8b 87 18 06
> [ 64.782427] RSP: 0018:ffffa9128909fa68 EFLAGS: 00010246
> [ 64.782431] RAX: 0000000000000002 RBX: ffff95a5c25e1ec0 RCX: ffffffffc02b6600
> [ 64.782433] RDX: ffff959e49824000 RSI: ffff95a5c25e0b40 RDI: ffff959e4b1c2c00
> [ 64.782434] RBP: ffffa9128909fa68 R08: 0000000000000040 R09: ffff95a9c5dcb688
> [ 64.782436] R10: 0000000000000000 R11: 0000000000000001 R12: ffff959e49824000
> [ 64.782437] R13: 0000000000000000 R14: 0000000000000000 R15: ffff95a5c5c56f00
> [ 64.782440] FS: 00007f485d466a80(0000) GS:ffff95a9afcc0000(0000) knlGS:0000000000000000
> [ 64.782442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 64.782444] CR2: 00007f485e202000 CR3: 0000000c82a0e000 CR4: 00000000003506e0
> [ 64.782446] Call Trace:
> [ 64.782455] ast_cursor_page_flip+0x22/0x100 [ast]
> [ 64.782460] ast_cursor_plane_helper_atomic_update+0x46/0x70 [ast]
> [ 64.782477] drm_atomic_helper_commit_planes+0xbd/0x220 [drm_kms_helper]
> [ 64.782493] drm_atomic_helper_commit_tail_rpm+0x3a/0x70 [drm_kms_helper]
> [ 64.782507] commit_tail+0x99/0x130 [drm_kms_helper]
> [ 64.782521] drm_atomic_helper_commit+0x123/0x150 [drm_kms_helper]
> [ 64.782551] drm_atomic_commit+0x4a/0x50 [drm]
> [ 64.782565] drm_atomic_helper_update_plane+0xe7/0x140 [drm_kms_helper]
> [ 64.782592] __setplane_atomic+0xcc/0x110 [drm]
> [ 64.782619] drm_mode_cursor_universal+0x13e/0x260 [drm]
> [ 64.782647] drm_mode_cursor_common+0xef/0x220 [drm]
> [ 64.782654] ? tomoyo_path_number_perm+0x6f/0x200
> [ 64.782680] ? drm_mode_cursor_ioctl+0x60/0x60 [drm]
> [ 64.782706] drm_mode_cursor2_ioctl+0xe/0x10 [drm]
> [ 64.782727] drm_ioctl_kernel+0xae/0xf0 [drm]
> [ 64.782749] drm_ioctl+0x241/0x3f0 [drm]
> [ 64.782774] ? drm_mode_cursor_ioctl+0x60/0x60 [drm]
> [ 64.782781] ? tomoyo_file_ioctl+0x19/0x20
> [ 64.782787] __x64_sys_ioctl+0x91/0xc0
> [ 64.782792] do_syscall_64+0x38/0x90
> [ 64.782797] entry_SYSCALL_64_after_hwframe+0x44/0xa9
>
> Signed-off-by: Dave Airlie <airlied@redhat.com>
> Cc: Wen Pu <puwen@hygon.cn>
> Cc: David Laight <David.Laight@aculab.com>
> Cc: Christian König <christian.koenig@amd.com>
> ---
> drivers/gpu/drm/drm_gem_vram_helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
> index 50cad0e4a92e..2896a057b771 100644
> --- a/drivers/gpu/drm/drm_gem_vram_helper.c
> +++ b/drivers/gpu/drm/drm_gem_vram_helper.c
> @@ -140,7 +140,7 @@ static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo,
> unsigned int c = 0;
>
> if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN)
> - pl_flag = TTM_PL_FLAG_TOPDOWN;
> + invariant_flag = TTM_PL_FLAG_TOPDOWN;
>
> gbo->placement.placement = gbo->placements;
> gbo->placement.busy_placement = gbo->placements;
>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer
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[-- Attachment #1.2: OpenPGP digital signature --]
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[-- Attachment #2: Type: text/plain, Size: 160 bytes --]
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] drm/vram: fix incorrect flag variable usage.
2020-11-19 1:14 [PATCH] drm/vram: fix incorrect flag variable usage Dave Airlie
2020-11-19 7:12 ` kernel test robot
2020-11-19 7:51 ` Thomas Zimmermann
@ 2020-11-19 7:52 ` Christian König
2 siblings, 0 replies; 6+ messages in thread
From: Christian König @ 2020-11-19 7:52 UTC (permalink / raw)
To: Dave Airlie, dri-devel; +Cc: Dave Airlie, David Laight, Wen Pu
Am 19.11.20 um 02:14 schrieb Dave Airlie:
> From: Dave Airlie <airlied@redhat.com>
>
> In 7053e0eab473119503f6565b4e398f9a73122481
> drm/vram-helper: stop using TTM placement flags
>
> it appears the flags got mixed up.
>
> This should fix a regression on ast
> [ 64.782340] WARNING: CPU: 51 PID: 1964 at drivers/gpu/drm/drm_gem_vram_helper.c:284 drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
> [ 64.782411] CPU: 51 PID: 1964 Comm: Xorg Not tainted 5.10.0-rc3 #12
> [ 64.782413] Hardware name: To be filled.
> [ 64.782419] RIP: 0010:drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
> [ 64.782424] Code: 00 48 89 e5 85 c0 74 17 48 83 bf 78 01 00 00 00 74 18 48 8b 87 80 01 00 00 5d 48 c1 e0 0c c3 0f 0b 48 c7 c0 ed ff ff ff 5d c3 <0f> 0b 31 c0 5d c3 0f 1f 44 00 00 0f 1f 44 00 00 55 48 8b 87 18 06
> [ 64.782427] RSP: 0018:ffffa9128909fa68 EFLAGS: 00010246
> [ 64.782431] RAX: 0000000000000002 RBX: ffff95a5c25e1ec0 RCX: ffffffffc02b6600
> [ 64.782433] RDX: ffff959e49824000 RSI: ffff95a5c25e0b40 RDI: ffff959e4b1c2c00
> [ 64.782434] RBP: ffffa9128909fa68 R08: 0000000000000040 R09: ffff95a9c5dcb688
> [ 64.782436] R10: 0000000000000000 R11: 0000000000000001 R12: ffff959e49824000
> [ 64.782437] R13: 0000000000000000 R14: 0000000000000000 R15: ffff95a5c5c56f00
> [ 64.782440] FS: 00007f485d466a80(0000) GS:ffff95a9afcc0000(0000) knlGS:0000000000000000
> [ 64.782442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 64.782444] CR2: 00007f485e202000 CR3: 0000000c82a0e000 CR4: 00000000003506e0
> [ 64.782446] Call Trace:
> [ 64.782455] ast_cursor_page_flip+0x22/0x100 [ast]
> [ 64.782460] ast_cursor_plane_helper_atomic_update+0x46/0x70 [ast]
> [ 64.782477] drm_atomic_helper_commit_planes+0xbd/0x220 [drm_kms_helper]
> [ 64.782493] drm_atomic_helper_commit_tail_rpm+0x3a/0x70 [drm_kms_helper]
> [ 64.782507] commit_tail+0x99/0x130 [drm_kms_helper]
> [ 64.782521] drm_atomic_helper_commit+0x123/0x150 [drm_kms_helper]
> [ 64.782551] drm_atomic_commit+0x4a/0x50 [drm]
> [ 64.782565] drm_atomic_helper_update_plane+0xe7/0x140 [drm_kms_helper]
> [ 64.782592] __setplane_atomic+0xcc/0x110 [drm]
> [ 64.782619] drm_mode_cursor_universal+0x13e/0x260 [drm]
> [ 64.782647] drm_mode_cursor_common+0xef/0x220 [drm]
> [ 64.782654] ? tomoyo_path_number_perm+0x6f/0x200
> [ 64.782680] ? drm_mode_cursor_ioctl+0x60/0x60 [drm]
> [ 64.782706] drm_mode_cursor2_ioctl+0xe/0x10 [drm]
> [ 64.782727] drm_ioctl_kernel+0xae/0xf0 [drm]
> [ 64.782749] drm_ioctl+0x241/0x3f0 [drm]
> [ 64.782774] ? drm_mode_cursor_ioctl+0x60/0x60 [drm]
> [ 64.782781] ? tomoyo_file_ioctl+0x19/0x20
> [ 64.782787] __x64_sys_ioctl+0x91/0xc0
> [ 64.782792] do_syscall_64+0x38/0x90
> [ 64.782797] entry_SYSCALL_64_after_hwframe+0x44/0xa9
>
> Signed-off-by: Dave Airlie <airlied@redhat.com>
> Cc: Wen Pu <puwen@hygon.cn>
> Cc: David Laight <David.Laight@aculab.com>
> Cc: Christian König <christian.koenig@amd.com>
Good catch of a stupid typo.
Reviewed-by: Christian König <christian.koenig@amd.com>
> ---
> drivers/gpu/drm/drm_gem_vram_helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
> index 50cad0e4a92e..2896a057b771 100644
> --- a/drivers/gpu/drm/drm_gem_vram_helper.c
> +++ b/drivers/gpu/drm/drm_gem_vram_helper.c
> @@ -140,7 +140,7 @@ static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo,
> unsigned int c = 0;
>
> if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN)
> - pl_flag = TTM_PL_FLAG_TOPDOWN;
> + invariant_flag = TTM_PL_FLAG_TOPDOWN;
>
> gbo->placement.placement = gbo->placements;
> gbo->placement.busy_placement = gbo->placements;
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^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] drm/vram: fix incorrect flag variable usage.
[not found] <202011190506.0AJ56dO2078292@spam1.hygon.cn>
@ 2020-11-19 7:34 ` Wen Pu
0 siblings, 0 replies; 6+ messages in thread
From: Wen Pu @ 2020-11-19 7:34 UTC (permalink / raw)
To: Dave Airlie, dri-devel; +Cc: Dave Airlie, David Laight, Christian König
On 2020/11/19 9:14, Dave Airlie wrote:
> From: Dave Airlie <airlied@redhat.com>
>
> In 7053e0eab473119503f6565b4e398f9a73122481
> drm/vram-helper: stop using TTM placement flags
>
> it appears the flags got mixed up.
>
> This should fix a regression on ast
> [ 64.782340] WARNING: CPU: 51 PID: 1964 at drivers/gpu/drm/drm_gem_vram_helper.c:284 drm_gem_vram_offset+0x35/0x40 [drm_vram_helper]
......
>
It may need this line:
Fixes: 7053e0eab473 ("drm/vram-helper: stop using TTM placement flags")
If possible, kindly add following tags as appropriate:
Reported-by: Pu Wen <puwen@hygon.cn>
Tested-by: Pu Wen <puwen@hygon.cn>
> Signed-off-by: Dave Airlie <airlied@redhat.com>> Cc: Wen Pu <puwen@hygon.cn>
> Cc: David Laight <David.Laight@aculab.com>
> Cc: Christian König <christian.koenig@amd.com>
> ---
> drivers/gpu/drm/drm_gem_vram_helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
> index 50cad0e4a92e..2896a057b771 100644
> --- a/drivers/gpu/drm/drm_gem_vram_helper.c
> +++ b/drivers/gpu/drm/drm_gem_vram_helper.c
> @@ -140,7 +140,7 @@ static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo,
> unsigned int c = 0;
>
> if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN)
> - pl_flag = TTM_PL_FLAG_TOPDOWN;
> + invariant_flag = TTM_PL_FLAG_TOPDOWN;
invariant_flag should be invariant_flags :)
This change fix the regression on ast driver.
Thx.
>
> gbo->placement.placement = gbo->placements;
> gbo->placement.busy_placement = gbo->placements;
>
--
Regards,
Pu Wen
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^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2020-11-19 8:33 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-11-19 1:14 [PATCH] drm/vram: fix incorrect flag variable usage Dave Airlie
2020-11-19 7:12 ` kernel test robot
2020-11-19 7:12 ` kernel test robot
2020-11-19 7:51 ` Thomas Zimmermann
2020-11-19 7:52 ` Christian König
[not found] <202011190506.0AJ56dO2078292@spam1.hygon.cn>
2020-11-19 7:34 ` Wen Pu
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