linux-kernel - [PATCH 07/14] staging/lustre/ldlm: Reinstate ldlm_enqueue

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Date:   Wed,  2 Nov 2016 21:24:57 -0400
From:   Oleg Drokin <green@...uxhacker.ru>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devel@...verdev.osuosl.org,
        Andreas Dilger <andreas.dilger@...el.com>,
        James Simmons <jsimmons@...radead.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Lustre Development List <lustre-devel@...ts.lustre.org>,
        Oleg Drokin <green@...uxhacker.ru>
Subject: [PATCH 07/14] staging/lustre/ldlm: Reinstate ldlm_enqueue_pack()

The function becomes used again with the next patch, so bring it back
from dead, only this time make it static.

Reverts: bf2a033360f7 ("staging/lustre/ldlm: Remove unused ldlm_enqueue_pack()")
Signed-off-by: Oleg Drokin <green@...uxhacker.ru>
---
 drivers/staging/lustre/lustre/ldlm/ldlm_request.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
index 6e704c7..1b9ae77 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
@@ -657,6 +657,27 @@ int ldlm_prep_enqueue_req(struct obd_export *exp, struct ptlrpc_request *req,
 }
 EXPORT_SYMBOL(ldlm_prep_enqueue_req);
 
+static struct ptlrpc_request *ldlm_enqueue_pack(struct obd_export *exp,
+						int lvb_len)
+{
+	struct ptlrpc_request *req;
+	int rc;
+
+	req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_LDLM_ENQUEUE);
+	if (!req)
+		return ERR_PTR(-ENOMEM);
+
+	rc = ldlm_prep_enqueue_req(exp, req, NULL, 0);
+	if (rc) {
+		ptlrpc_request_free(req);
+		return ERR_PTR(rc);
+	}
+
+	req_capsule_set_size(&req->rq_pill, &RMF_DLM_LVB, RCL_SERVER, lvb_len);
+	ptlrpc_request_set_replen(req);
+	return req;
+}
+
 /**
  * Client-side lock enqueue.
  *
-- 
2.7.4