[lustre-devel] [PATCH 27/45] lustre: ptlrpc: connect to MDT stucks

James Simmons jsimmons at infradead.org
Mon May 25 15:08:04 PDT 2020

From: Andriy Skulysh <c17819 at cray.com>

mdc_ioc_hsm_ct_register() is executed on
If HSM_CT_REGISTER request expires import becomes
disconnected but reconnect can't start because
previous connect waits for completion of

Mark HSM_CT_REGISTER request as no_resend.

Cray-bug-id: LUS-8409
WC-bug-id: https://jira.whamcloud.com/browse/LU-13455
Lustre-commit: 3d58403e62b7b ("LU-13455 ptlrpc: connect to MDT stucks")
Signed-off-by: Andriy Skulysh <c17819 at cray.com>
Reviewed-on: https://review.whamcloud.com/38243
Reviewed-by: Alexander Boyko <c17825 at cray.com>
Reviewed-by: Ben Evans <jevans at cray.com>
Reviewed-by: Alexander Boyko <alexander.boyko at hpe.com>
Reviewed-by: Ben Evans <beevans at whamcloud.com>
Reviewed-by: Oleg Drokin <green at whamcloud.com>
Signed-off-by: James Simmons <jsimmons at infradead.org>
 fs/lustre/mdc/mdc_request.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/lustre/mdc/mdc_request.c b/fs/lustre/mdc/mdc_request.c
index 0cbab8b..369114b 100644
--- a/fs/lustre/mdc/mdc_request.c
+++ b/fs/lustre/mdc/mdc_request.c
@@ -1845,6 +1845,7 @@ static int mdc_ioc_hsm_ct_register(struct obd_import *imp, u32 archive_count,
 		*archive_array = archive_count;
+	req->rq_no_resend = 1;
 	rc = mdc_queue_wait(req);

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