From: CQ Tang cq.tang@intel.com
Adjust the page offset with region start dma address.
Cc: Joonas Lahtinen joonas.lahtinen@linux.intel.com Cc: Matthew Auld matthew.auld@intel.com Cc: Abdiel Janulgue abdiel.janulgue@linux.intel.com Cc: Niranjana Vishwanathapura niranjana.vishwanathapura@intel.com Cc: Sudeep Dutt sudeep.dutt@intel.com Signed-off-by: CQ Tang cq.tang@intel.com --- drivers/gpu/drm/i915/i915_gpu_error.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index d8cac4c5881f..16424755e89c 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1051,7 +1051,9 @@ i915_vma_coredump_create(const struct intel_gt *gt, for_each_sgt_daddr(dma, iter, vma->pages) { void __iomem *s;
- s = io_mapping_map_wc(&mem->iomap, dma, PAGE_SIZE); + s = io_mapping_map_wc(&mem->iomap, + dma - mem->region.start, + PAGE_SIZE); ret = compress_page(compress, (void __force *)s, dst, true);