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author | 2022-10-09 20:44:02 -0600 | |
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committer | 2022-11-18 02:15:15 +0100 | |
commit | 8032bf1233a74627ce69b803608e650f3f35971c (patch) | |
tree | 1e15cd719358130192c59b8d5a61a0c3c9fbe82c /drivers/gpu/drm/i915/intel_memory_region.c | |
parent | random: add helpers for random numbers with given floor or range (diff) | |
download | wireguard-linux-8032bf1233a74627ce69b803608e650f3f35971c.tar.xz wireguard-linux-8032bf1233a74627ce69b803608e650f3f35971c.zip |
treewide: use get_random_u32_below() instead of deprecated function
This is a simple mechanical transformation done by:
@@
expression E;
@@
- prandom_u32_max
+ get_random_u32_below
(E)
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Darrick J. Wong <djwong@kernel.org> # for xfs
Reviewed-by: SeongJae Park <sj@kernel.org> # for damon
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> # for infiniband
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> # for arm
Acked-by: Ulf Hansson <ulf.hansson@linaro.org> # for mmc
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_memory_region.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_memory_region.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_memory_region.c b/drivers/gpu/drm/i915/intel_memory_region.c index 9a4a7fb55582..b9a164efd6ae 100644 --- a/drivers/gpu/drm/i915/intel_memory_region.c +++ b/drivers/gpu/drm/i915/intel_memory_region.c @@ -38,7 +38,7 @@ static int __iopagetest(struct intel_memory_region *mem, u8 value, resource_size_t offset, const void *caller) { - int byte = prandom_u32_max(pagesize); + int byte = get_random_u32_below(pagesize); u8 result[3]; memset_io(va, value, pagesize); /* or GPF! */ @@ -92,7 +92,7 @@ static int iopagetest(struct intel_memory_region *mem, static resource_size_t random_page(resource_size_t last) { /* Limited to low 44b (16TiB), but should suffice for a spot check */ - return prandom_u32_max(last >> PAGE_SHIFT) << PAGE_SHIFT; + return get_random_u32_below(last >> PAGE_SHIFT) << PAGE_SHIFT; } static int iomemtest(struct intel_memory_region *mem, |