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* [PATCH v2] NFSv4.2 fix unnecessary retry in nfs4_copy_file_range
@ 2019-01-12  0:04 Olga Kornievskaia
  0 siblings, 0 replies; 1+ messages in thread
From: Olga Kornievskaia @ 2019-01-12  0:04 UTC (permalink / raw)
  To: trond.myklebust, anna.schumaker; +Cc: linux-nfs

Currently nfs42_proc_copy_file_range() can not return EAGAIN.

Fixes: e4648aa4f98a ("NFS recover from destination server reboot for copies")
Signed-off-by: Olga Kornievskaia <>
 fs/nfs/nfs4file.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 46d691b..45b2322 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -133,15 +133,9 @@ static ssize_t nfs4_copy_file_range(struct file *file_in, loff_t pos_in,
 				    struct file *file_out, loff_t pos_out,
 				    size_t count, unsigned int flags)
-	ssize_t ret;
 	if (file_inode(file_in) == file_inode(file_out))
 		return -EINVAL;
-	ret = nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count);
-	if (ret == -EAGAIN)
-		goto retry;
-	return ret;
+	return nfs42_proc_copy(file_in, pos_in, file_out, pos_out, count);
 static loff_t nfs4_file_llseek(struct file *filep, loff_t offset, int whence)

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2019-01-12  0:04 [PATCH v2] NFSv4.2 fix unnecessary retry in nfs4_copy_file_range Olga Kornievskaia

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