tree 90b73722638b853079536fa8b453acda7e4d7073
parent 90a3e375d324b2255b83e3dd29e99e2b05d82aaf
author Miaohe Lin <linmiaohe@huawei.com> 1614197076 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1614202710 -0800

mm/pgtable-generic.c: simplify the VM_BUG_ON condition in pmdp_huge_clear_flush()

The condition (A && !C && !D) || !A is equivalent to !A || (A && !C && !D)
and can be further simplified to !A || (!C && !D).

Link: https://lkml.kernel.org/r/20210201114319.34720-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>