[Virtio-fs] [PATCH 1/6] fuse: Continue to wait if inline reclaim returns null
Vivek Goyal
vgoyal at redhat.com
Tue Jul 16 21:00:46 UTC 2019
It is possible that inline reclaim returns null. Continue to wait for free
range in that case.
Signed-off-by: Vivek Goyal <vgoyal at redhat.com>
---
fs/fuse/file.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index d9bada37d8ef..310fb22b31bd 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -4074,8 +4074,11 @@ static struct fuse_dax_mapping *alloc_dax_mapping_reclaim(struct fuse_conn *fc,
if (dmap)
return dmap;
- if (fi->nr_dmaps)
- return inode_reclaim_first_dmap(fc, inode);
+ if (fi->nr_dmaps) {
+ dmap = inode_reclaim_first_dmap(fc, inode);
+ if (dmap)
+ return dmap;
+ }
/*
* There are no mappings which can be reclaimed.
* Wait for one.
--
2.20.1
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