From: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date: Sun, 7 Feb 2021 00:47:17 +0000 (-0500)
Subject: mm/mmap: expand_upwards() shouldn't call validate_mm()
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=3a4e0c7313ca83be0db319ebbc8af70c7f2bb213;p=users%2Fjedix%2Flinux-maple.git

mm/mmap: expand_upwards() shouldn't call validate_mm()

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---

diff --git a/mm/mmap.c b/mm/mmap.c
index 10d71be99816f..452baaf60c404 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2031,7 +2031,6 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address)
 	}
 	anon_vma_unlock_write(vma->anon_vma);
 	khugepaged_enter_vma_merge(vma, vma->vm_flags);
-	validate_mm(mm);
 	return error;
 }
 #endif /* CONFIG_STACK_GROWSUP || CONFIG_IA64 */