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Subject[PATCH] fs: judging context via current_is_kswapd instead of gfp_flag
Date
From: Zhaoyang Huang <zhaoyang.huang@unisoc.com>

Kswapd uses GFP_KERNEL as gfp_flag which make the judgment of
context is unexpected. fix it by using current_is_kswapd.

Signed-off-by: Zhaoyang Huang <zhaoyang.huang@unisoc.com>
---
fs/afs/file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/afs/file.c b/fs/afs/file.c
index eb11d04..6c199d5 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -485,7 +485,7 @@ static int afs_releasepage(struct page *page, gfp_t gfp_flags)
* elected to wait */
#ifdef CONFIG_AFS_FSCACHE
if (PageFsCache(page)) {
- if (!(gfp_flags & __GFP_DIRECT_RECLAIM) || !(gfp_flags & __GFP_FS))
+ if (current_is_kswapd() || !(gfp_flags & __GFP_FS))
return false;
wait_on_page_fscache(page);
}
--
1.9.1
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