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authorJohn L. Hammond <john.hammond@intel.com>2016-06-20 23:55:25 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-06-21 00:28:39 +0300
commit411c9699dfe346fe7e70734c34291ea83d9b70b5 (patch)
treefb86fc54aec3761c3f6325b0178f554731c34538
parent1b02bde3bce415a4c0541b911e6d9b3d98a80740 (diff)
downloadlinux-411c9699dfe346fe7e70734c34291ea83d9b70b5.tar.xz
staging/lustre/llite: correct request handling after ll_lookup_it()
In the FIFO cases of ll_atomic_open() and ll_lookup_nd() remove spurious calls to ptlrpc_req_finished(). Explain that these cases are unreachable in practice anyway. Signed-off-by: John L. Hammond <john.hammond@intel.com> Reviewed-on: http://review.whamcloud.com/17068 Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7402 Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com> Reviewed-by: Lai Siyao <lai.siyao@intel.com> Signed-off-by: Oleg Drokin <green@linuxhacker.ru> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/lustre/lustre/llite/namei.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/staging/lustre/lustre/llite/namei.c b/drivers/staging/lustre/lustre/llite/namei.c
index d7459bdea82e..6414d52f44a3 100644
--- a/drivers/staging/lustre/lustre/llite/namei.c
+++ b/drivers/staging/lustre/lustre/llite/namei.c
@@ -622,13 +622,10 @@ static int ll_atomic_open(struct inode *dir, struct dentry *dentry,
if (d_really_is_positive(dentry) && it_disposition(it, DISP_OPEN_OPEN)) {
/* Open dentry. */
if (S_ISFIFO(d_inode(dentry)->i_mode)) {
- /* We cannot call open here as it would
- * deadlock.
+ /* We cannot call open here as it might
+ * deadlock. This case is unreachable in
+ * practice because of OBD_CONNECT_NODEVOH.
*/
- if (it_disposition(it, DISP_ENQ_OPEN_REF))
- ptlrpc_req_finished(
- (struct ptlrpc_request *)
- it->d.lustre.it_data);
rc = finish_no_open(file, de);
} else {
file->private_data = it;