[026/622] lustre: ptlrpc: fix test_req_buffer_pressure behavior
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Message ID 1582838290-17243-27-git-send-email-jsimmons@infradead.org
State New
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Series
  • lustre: sync closely to 2.13.52
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Commit Message

James Simmons Feb. 27, 2020, 9:08 p.m. UTC
From: Bruno Faccini <bruno.faccini@intel.com>

In 2nd patch for LU-9372, to allow limiting number of rqbd-buffers,
a wrong and unnecessary test had been added to enhance
test_req_buffer_pressure feature.
This patch fixes this issue by removing such test.

WC-bug-id: https://jira.whamcloud.com/browse/LU-10826
Lustre-commit: 040eca67f8d5 ("LU-10826 ptlrpc: fix test_req_buffer_pressure behavior")
Signed-off-by: Bruno Faccini <bruno.faccini@intel.com>
Reviewed-on: https://review.whamcloud.com/31690
Reviewed-by: Wang Shilong <wshilong@ddn.com>
Reviewed-by: Li Dongyang <dongyangli@ddn.com>
Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
---
 fs/lustre/ptlrpc/service.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Patch
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diff --git a/fs/lustre/ptlrpc/service.c b/fs/lustre/ptlrpc/service.c
index 3c61e83..8dae21a 100644
--- a/fs/lustre/ptlrpc/service.c
+++ b/fs/lustre/ptlrpc/service.c
@@ -150,8 +150,7 @@ 
 		/* NB: another thread might have recycled enough rqbds, we
 		 * need to make sure it wouldn't over-allocate, see LU-1212.
 		 */
-		if (test_req_buffer_pressure ||
-		    svcpt->scp_nrqbds_posted >= svc->srv_nbuf_per_group ||
+		if (svcpt->scp_nrqbds_posted >= svc->srv_nbuf_per_group ||
 		    (svc->srv_nrqbds_max != 0 &&
 		     svcpt->scp_nrqbds_total > svc->srv_nrqbds_max))
 			break;