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Fix hang on reboot with active iSCSI connections.

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MFC after:	3 days
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Edward Tomasz Napierala 2013-12-01 08:13:10 +00:00
parent 2e436d88a3
commit c4dfe4abe2
1 changed files with 5 additions and 3 deletions
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8
sys/dev/iscsi/iscsi.c
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@ -2110,10 +2110,12 @@ iscsi_load(void)
sc->sc_cdev->si_drv1 = sc;
/*
* XXX: For some reason this doesn't do its job; active sessions still hang out there
* after final sync, making the reboot effectively hang.
* Note that this needs to get run before dashutdown(). Otherwise,
* when rebooting with iSCSI session with outstanding requests,
* but disconnected, dashutdown() will hang on cam_periph_runccb().
*/
sc->sc_shutdown_eh = EVENTHANDLER_REGISTER(shutdown_post_sync, iscsi_shutdown, sc, SHUTDOWN_PRI_DEFAULT);
sc->sc_shutdown_eh = EVENTHANDLER_REGISTER(shutdown_post_sync,
iscsi_shutdown, sc, SHUTDOWN_PRI_FIRST);
return (0);
}