* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-12-25 1:16 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-12-25 1:16 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7c0f6ba682b9c7632072ffbedf8d328c8f3c42ba
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 7 months ago
config: x86_64-randconfig-s0-12250734 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 25917 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2017-02-05 10:31 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2017-02-05 10:31 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: a572a1b999489efb591287632279c6c9eca3e4ed
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 9 months ago
config: x86_64-randconfig-s1-02051549 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 28311 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2017-01-16 8:46 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2017-01-16 8:46 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 49def1853334396f948dcb4cedb9347abb318df5
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 8 months ago
config: x86_64-randconfig-a0-01161431 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 29180 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-12-11 1:31 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-12-11 1:31 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 045169816b31b10faed984b01c390db1b32ee4c1
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 7 months ago
config: x86_64-randconfig-a0-12110905 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 22314 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-12-04 12:34 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-12-04 12:34 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 0cb65c83304a341b9d09678448d7c8b550689531
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 7 months ago
config: x86_64-randconfig-s1-12041908 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 25378 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-11-20 5:31 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-11-20 5:31 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 77079b133f242d3e3710c9b89ed54458307e54ff
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 6 months ago
config: x86_64-randconfig-a0-11201122 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 19308 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-11-13 4:32 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-11-13 4:32 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 86e4ee760ef2f7571e233a3abf065ffd0bb4089d
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 6 months ago
config: x86_64-randconfig-s2-11130946 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 23625 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-11-06 0:10 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-11-06 0:10 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ffbcbfca846ed117e3d4009acfbf1e1590c56b2f
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 6 months ago
config: x86_64-randconfig-s0-11060725 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 28447 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-10-30 5:57 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-10-30 5:57 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2a26d99b251b8625d27aed14e97fc10707a3a81f
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 5 months ago
config: x86_64-randconfig-s2-10301238 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 25235 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-10-16 2:51 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-10-16 2:51 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 1001354ca34179f3db924eb66672442a173147dc
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 5 months ago
config: x86_64-randconfig-a0-10160938 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 26418 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-10-02 1:27 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-10-02 1:27 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f51fdffad5b7709d0ade40736b58a2da2707fa15
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 5 months ago
config: x86_64-randconfig-s0-10020750 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 23240 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-09-24 3:06 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-09-24 3:06 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: bd5dbcb4be37ce97b115bf9e8d48ae75f0d8a9a2
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 4 months ago
config: x86_64-randconfig-s1-09240927 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 26274 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
* drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
@ 2016-09-10 23:35 kbuild test robot
0 siblings, 0 replies; 13+ messages in thread
From: kbuild test robot @ 2016-09-10 23:35 UTC (permalink / raw)
To: Dave Gordon; +Cc: kbuild-all, linux-kernel, Chris Wilson
[-- Attachment #1: Type: text/plain, Size: 1729 bytes --]
Hi Dave,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: d0acc7dfd90eb97e90ccd42a567034017ec60fb8
commit: 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91 drm/i915: Introduce & use new lightweight SGL iterators
date: 4 months ago
config: x86_64-randconfig-s1-09110645 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
git checkout 85d1225ec066b2ef46fbd0ed1bae78ae1f3e6c91
# save the attached .config to linux build tree
make ARCH=x86_64
Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
All errors (new ones prefixed by >>):
cc1: warnings being treated as errors
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen8_ggtt_insert_entries':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:2367: error: 'gtt_entry' may be used uninitialized in this function
drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'gen6_ggtt_insert_entries':
drivers/gpu/drm/i915/i915_gem_gtt.c:2442: error: 'gtt_entry' may be used uninitialized in this function
vim +/gtt_entry +2367 drivers/gpu/drm/i915/i915_gem_gtt.c
2361 enum i915_cache_level level, u32 unused)
2362 {
2363 struct drm_i915_private *dev_priv = to_i915(vm->dev);
2364 struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm);
2365 struct sgt_iter sgt_iter;
2366 gen8_pte_t __iomem *gtt_entries;
> 2367 gen8_pte_t gtt_entry;
2368 dma_addr_t addr;
2369 int rpm_atomic_seq;
2370 int i = 0;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 31626 bytes --]
^ permalink raw reply [flat|nested] 13+ messages in thread
end of thread, other threads:[~2017-02-05 10:32 UTC | newest]
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