== Series Details == Series: Fixes integer overflow or integer truncation issues in page lookups, ttm place configuration and scatterlist creation URL : https://patchwork.freedesktop.org/series/112279/ State : warning == Summary == Error: dim checkpatch failed 580bc7c6ee10 drm/i915/gem: Typecheck page lookups -:56: WARNING:DEPRECATED_API: Deprecated use of 'kmap_atomic', prefer 'kmap_local_page' instead #56: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.c:434: + src_map = kmap_atomic(i915_gem_object_get_page(obj, idx)); -:76: WARNING:AVOID_BUG: Do not crash the kernel unless it is absolutely unavoidable--use WARN_ON_ONCE() plus recovery code (if feasible) instead of BUG() or variants #76: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.c:489: + GEM_BUG_ON(overflows_type(offset >> PAGE_SHIFT, pgoff_t)); -:150: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #150: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:413: +#define i915_gem_object_page_iter_get_sg(obj, it, n, offset) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_page_iter_get_sg(obj, it, n, offset); \ +}) -:199: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #199: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:458: +#define i915_gem_object_get_sg(obj, n, offset) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_get_sg(obj, n, offset); \ +}) -:248: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #248: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:503: +#define i915_gem_object_get_sg_dma(obj, n, offset) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_get_sg_dma(obj, n, offset); \ +}) -:286: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #286: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:539: +#define i915_gem_object_get_page(obj, n) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_get_page(obj, n); \ +}) -:323: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #323: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:574: +#define i915_gem_object_get_dirty_page(obj, n) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_get_dirty_page(obj, n); \ +}) -:364: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #364: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:612: +#define i915_gem_object_get_dma_address_len(obj, n, len) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_get_dma_address_len(obj, n, len); \ +}) -:401: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects? #401: FILE: drivers/gpu/drm/i915/gem/i915_gem_object.h:647: +#define i915_gem_object_get_dma_address(obj, n) ({ \ + static_assert(castable_to_type(n, pgoff_t)); \ + __i915_gem_object_get_dma_address(obj, n); \ +}) total: 0 errors, 2 warnings, 7 checks, 616 lines checked 383085856287 drm/i915: Check for integer truncation on scatterlist creation 60d38f11dfc7 drm/i915: Check for integer truncation on the configuration of ttm place c51e58da471c drm/i915: Check if the size is too big while creating shmem file 96ee63399a5e drm/i915: Use error code as -E2BIG when the size of gem ttm object is too large 2402a45e5aac drm/i915: Remove truncation warning for large objects
