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iscsi: adjust shutdown_pre_sync handler

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Don't attempt to service reconnections if RB_NOSYNC is set. More
crucially, don't do it if the scheduler is stopped, as the maintenance
thread will never run again.

Reviewed by:	jhb
MFC after:	1 week
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D42342

(cherry picked from commit 2ce1c45b34)
This commit is contained in:
Mitchell Horne 2023-11-23 11:26:12 -04:00
parent aaebd6d069
commit a8ba64ca91
1 changed files with 4 additions and 2 deletions
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6
sys/dev/iscsi/iscsi.c
View file

@ -44,6 +44,7 @@
#include <sys/mbuf.h>
#include <sys/mutex.h>
#include <sys/module.h>
#include <sys/proc.h>
#include <sys/reboot.h>
#include <sys/socket.h>
#include <sys/sockopt.h>
@ -2680,11 +2681,12 @@ iscsi_terminate_sessions(struct iscsi_softc *sc)
}
static void
iscsi_shutdown_pre(struct iscsi_softc *sc)
iscsi_shutdown_pre(struct iscsi_softc *sc, int howto)
{
struct iscsi_session *is;
if (!fail_on_shutdown)
if (!fail_on_shutdown || (howto & RB_NOSYNC) != 0 ||
SCHEDULER_STOPPED())
return;
/*