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Groups > linux.kernel > #1340019

[PATCH 24/24] staging: lustre: Remove LASSERTS from router checker

From James Simmons <jsimmons@infradead.org>
Newsgroups linux.kernel
Subject [PATCH 24/24] staging: lustre: Remove LASSERTS from router checker
Date 2016-02-22 23:40 +0100
Message-ID <r57j4-4kk-3@gated-at.bofh.it> (permalink)
References <r579o-4ce-9@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Doug Oucharek <doug.s.oucharek@intel.com>

In lnet_router_checker(), there are two LASSERTS.  Neither protects
us from anything and one of them triggered for a customer crashing
the system unecessarily.  This patch removes them.

Signed-off-by: Doug Oucharek <doug.s.oucharek@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7362
Reviewed-on: http://review.whamcloud.com/17003
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-by: Chris Horn <hornc@cray.com>
Reviewed-by: Matt Ezell <ezellma@ornl.gov>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
---
 drivers/staging/lustre/lnet/lnet/router.c |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/lustre/lnet/lnet/router.c b/drivers/staging/lustre/lnet/lnet/router.c
index 5a6086b..5e8b0ba 100644
--- a/drivers/staging/lustre/lnet/lnet/router.c
+++ b/drivers/staging/lustre/lnet/lnet/router.c
@@ -1228,8 +1228,6 @@ lnet_router_checker(void *arg)
 
 	cfs_block_allsigs();
 
-	LASSERT(the_lnet.ln_rc_state == LNET_RC_STATE_RUNNING);
-
 	while (the_lnet.ln_rc_state == LNET_RC_STATE_RUNNING) {
 		__u64 version;
 		int cpt;
@@ -1287,8 +1285,6 @@ rescan:
 							 cfs_time_seconds(1));
 	}
 
-	LASSERT(the_lnet.ln_rc_state == LNET_RC_STATE_STOPPING);
-
 	lnet_prune_rc_data(1); /* wait for UNLINK */
 
 	the_lnet.ln_rc_state = LNET_RC_STATE_SHUTDOWN;
-- 
1.7.1

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Thread

[PATCH 00/24] Second batch of LNet updates James Simmons <jsimmons@infradead.org> - 2016-02-22 23:30 +0100
  [PATCH 17/24] staging: lustre: prevent assert on LNet module unload James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 24/24] staging: lustre: Remove LASSERTS from router checker James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 19/24] staging: lustre: remove unnecessary EXPORT_SYMBOL from lnet layer James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 01/24] staging: lustre: Dynamic LNet Configuration (DLC) IOCTL changes James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 07/24] staging: lustre: improve LNet clean up code and API James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 23/24] staging: lustre: Use lnet_is_route_alive for router aliveness James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 22/24] staging: lustre: Allocate the correct number of rtr buffers James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 20/24] staging: lustre: avoid race during lnet acceptor thread termination James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 11/24] staging: lustre: startup lnet acceptor thread dynamically James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 09/24] staging: lustre: make some lnet functions static James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 04/24] staging: lustre: DLC user/kernel space glue code James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 13/24] staging: lustre: return -EEXIST if NI is not unique James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 03/24] staging: lustre: fix crash due to NULL networks string James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 21/24] staging: lustre: use sock.h in only acceptor.c James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 18/24] staging: lustre: remove messages from lazy portal on NI shutdown James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 05/24] staging: lustre: make local functions static for LNet ni James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 06/24] staging: lustre: remove LUSTRE_{,SRV_}LNET_PID James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 16/24] staging: lustre: assume a kernel build James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 10/24] staging: lustre: missed a few cases of using NULL instead of 0 James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 14/24] staging: lustre: handle lnet_check_routes() errors James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 08/24] staging: lustre: return appropriate errno when adding route James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100
  [PATCH 12/24] staging: lustre: reject invalid net configuration for lnet James Simmons <jsimmons@infradead.org> - 2016-02-22 23:40 +0100

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