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* [PATCH] erofs: directly use wrapper erofs_page_is_managed() when shrinking
@ 2021-08-10  6:54 Yue Hu
  2021-08-10  8:29 ` Gao Xiang
  2021-08-10 23:30 ` Chao Yu
  0 siblings, 2 replies; 3+ messages in thread
From: Yue Hu @ 2021-08-10  6:54 UTC (permalink / raw)
  To: xiang, chao, linux-erofs; +Cc: huyue2, linux-kernel, zbestahu

From: Yue Hu <huyue2@yulong.com>

We already have the wrapper function to identify managed page.

Signed-off-by: Yue Hu <huyue2@yulong.com>
---
 fs/erofs/zdata.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 78e4b59..a809730 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -310,7 +310,6 @@ int erofs_try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
 {
 	struct z_erofs_pcluster *const pcl =
 		container_of(grp, struct z_erofs_pcluster, obj);
-	struct address_space *const mapping = MNGD_MAPPING(sbi);
 	int i;
 
 	/*
@@ -327,7 +326,7 @@ int erofs_try_to_free_all_cached_pages(struct erofs_sb_info *sbi,
 		if (!trylock_page(page))
 			return -EBUSY;
 
-		if (page->mapping != mapping)
+		if (!erofs_page_is_managed(sbi, page))
 			continue;
 
 		/* barrier is implied in the following 'unlock_page' */
-- 
1.9.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2021-08-10  6:54 [PATCH] erofs: directly use wrapper erofs_page_is_managed() when shrinking Yue Hu
2021-08-10  8:29 ` Gao Xiang
2021-08-10 23:30 ` Chao Yu

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