From 0f0b6931ff0d8de344392f5d470f88af64130709 Mon Sep 17 00:00:00 2001 From: Miaohe Lin Date: Sat, 16 Jul 2022 16:03:59 +0800 Subject: [PATCH] mm: remove obsolete comment in do_fault_around() Since commit 7267ec008b5c ("mm: postpone page table allocation until we have page to map"), do_fault_around is not called with page table lock held. Cleanup the corresponding comments. Link: https://lkml.kernel.org/r/20220716080359.38791-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Signed-off-by: Andrew Morton --- mm/memory.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index 7cd0d4c086db..8c193b3a32aa 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4439,10 +4439,6 @@ late_initcall(fault_around_debugfs); * It uses vm_ops->map_pages() to map the pages, which skips the page if it's * not ready to be mapped: not up-to-date, locked, etc. * - * This function is called with the page table lock taken. In the split ptlock - * case the page table lock only protects only those entries which belong to - * the page table corresponding to the fault address. - * * This function doesn't cross the VMA boundaries, in order to call map_pages() * only once. *