The patch titled
Subject: drm/amdkfd: use vma_is_initial_stack() and vma_is_initial_heap()
has been added to the -mm mm-unstable branch. Its filename is
drm-amdkfd-use-vma_is_initial_stack-and-vma_is_initial_heap.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/drm-amdkfd-use-vma_is_initial_stack-and-vma_is_initial_heap.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Subject: drm/amdkfd: use vma_is_initial_stack() and vma_is_initial_heap()
Date: Fri, 28 Jul 2023 13:00:41 +0800
Use the helpers to simplify code.
Link: https://lkml.kernel.org/r/20230728050043.59880-3-wangkefeng.wang@xxxxxxxxxx
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
Cc: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: "Christian König" <christian.koenig@xxxxxxx>
Cc: "Pan, Xinhui" <Xinhui.Pan@xxxxxxx>
Cc: David Airlie <airlied@xxxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
Cc: Eric Paris <eparis@xxxxxxxxxxxxxx>
Cc: Paul Moore <paul@xxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephen Smalley <stephen.smalley.work@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c~drm-amdkfd-use-vma_is_initial_stack-and-vma_is_initial_heap
+++ a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -2621,10 +2621,7 @@ svm_range_get_range_boundaries(struct kf
return -EFAULT;
}
- *is_heap_stack = (vma->vm_start <= vma->vm_mm->brk &&
- vma->vm_end >= vma->vm_mm->start_brk) ||
- (vma->vm_start <= vma->vm_mm->start_stack &&
- vma->vm_end >= vma->vm_mm->start_stack);
+ *is_heap_stack = vma_is_initial_heap(vma) || vma_is_initial_stack(vma);
start_limit = max(vma->vm_start >> PAGE_SHIFT,
(unsigned long)ALIGN_DOWN(addr, 2UL << 8));
_
Patches currently in -mm which might be from wangkefeng.wang@xxxxxxxxxx are
mm-remove-arguments-of-show_mem.patch
mm-make-show_free_areas-static.patch
mm-factor-out-vma-stack-and-heap-checks.patch
drm-amdkfd-use-vma_is_initial_stack-and-vma_is_initial_heap.patch
selinux-use-vma_is_initial_stack-and-vma_is_initial_heap.patch
perf-core-use-vma_is_initial_stack-and-vma_is_initial_heap.patch
