Hi all,
After merging the drm-msm tree, today's linux-next build (arm
multi_v7_defconfig) produced this warning:
In file included from include/linux/bitops.h:5,
from include/linux/kernel.h:12,
from include/linux/ascii85.h:11,
from drivers/gpu/drm/msm/adreno/adreno_gpu.c:9:
drivers/gpu/drm/msm/adreno/adreno_gpu.c: In function 'adreno_iommu_create_address_space':
include/linux/bits.h:36:11: warning: right shift count is negative [-Wshift-count-negative]
36 | (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
| ^~
include/linux/bits.h:38:31: note: in expansion of macro '__GENMASK'
38 | (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))
| ^~~~~~~~~
drivers/gpu/drm/msm/adreno/adreno_gpu.c:212:11: note: in expansion of macro 'GENMASK'
212 | start & GENMASK(48, 0), size);
| ^~~~~~~
Introduced by commit
e3c64c7221f6 ("drm/msm: Set the global virtual address range from the IOMMU domain")
--
Cheers,
Stephen Rothwell
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