From: Ma Wupeng mawupeng1@huawei.com
euleros inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I7WLVX
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During mmap_region, vm_flags is not save in gmf which lead to prot in gmf is always VM_NONE.
To fix this, update prot to vmf.
Fixes: 848492f233ce ("mm: gmem: Introduce vm_object for gmem") Signed-off-by: Ma Wupeng mawupeng1@huawei.com --- mm/mmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/mmap.c b/mm/mmap.c index 061cc7381233..0e9bd51a5b45 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2745,7 +2745,7 @@ static int alloc_va_in_peer_devices(struct mm_struct *mm, if (!mm->gm_as) return -ENODEV;
- prot |= vm_flags; + gmf.prot |= vm_flags; if (!vma->vm_obj) vma->vm_obj = vm_object_create(vma); if (!vma->vm_obj)