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authorMiaohe Lin <linmiaohe@huawei.com>2022-07-16 16:03:59 +0800
committerakpm <akpm@linux-foundation.org>2022-07-29 18:07:14 -0700
commit0f0b6931ff0d8de344392f5d470f88af64130709 (patch)
tree63a184ab76f6e2e03aa8e7cbc8869a0573ee7b56 /mm
parentb717d6b93b54ec2a2a7d3bb7268d3ff847cc54c5 (diff)
downloadlinux-0f0b6931ff0d8de344392f5d470f88af64130709.tar.bz2
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 <linmiaohe@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/memory.c4
1 files changed, 0 insertions, 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.
*