Re: [PATCH 2/2] mm/damon/Kconfig: Remove unnecessary PAGE_EXTENSION setup

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On 8/6/21 2:51 AM, SeongJae Park wrote:
From: SeongJae Park <sjpark@xxxxxxxxx>

Commit 13d49dbd0123 ("mm/damon: implement primitives for the virtual
memory address spaces") of linux-mm[1] makes DAMON_VADDR to set
PAGE_IDLE_FLAG.  PAGE_IDLE_FLAG sets PAGE_EXTENSION if !64BIT.  However,
DAMON_VADDR do the same work again.  This commit removes the unnecessary
duplicate.

[1] https://github.com/hnaz/linux-mm/commit/13d49dbd0123

Fixes: 13d49dbd0123 ("mm/damon: implement primitives for the virtual memory address spaces")
Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Signed-off-by: SeongJae Park <sjpark@xxxxxxxxx>

Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> # build-tested

Thanks.

---
  mm/damon/Kconfig | 1 -
  1 file changed, 1 deletion(-)

diff --git a/mm/damon/Kconfig b/mm/damon/Kconfig
index 455995152697..37024798a97c 100644
--- a/mm/damon/Kconfig
+++ b/mm/damon/Kconfig
@@ -27,7 +27,6 @@ config DAMON_KUNIT_TEST
  config DAMON_VADDR
  	bool "Data access monitoring primitives for virtual address spaces"
  	depends on DAMON && MMU
-	select PAGE_EXTENSION if !64BIT
  	select PAGE_IDLE_FLAG
  	help
  	  This builds the default data access monitoring primitives for DAMON



--
~Randy





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