Date: Mon, 5 Oct 2015 09:10:58 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r288747 - stable/10/sys/cam/ctl Message-ID: <201510050910.t959Awwc025216@repo.freebsd.org>
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Author: mav Date: Mon Oct 5 09:10:58 2015 New Revision: 288747 URL: https://svnweb.freebsd.org/changeset/base/288747 Log: MFC r287756: Report INQUIRY DATA HAS CHANGED for related LUNs on port on-/offline. Modified: stable/10/sys/cam/ctl/ctl.c stable/10/sys/cam/ctl/ctl.h stable/10/sys/cam/ctl/ctl_error.c stable/10/sys/cam/ctl/ctl_frontend.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/cam/ctl/ctl.c ============================================================================== --- stable/10/sys/cam/ctl/ctl.c Mon Oct 5 09:09:48 2015 (r288746) +++ stable/10/sys/cam/ctl/ctl.c Mon Oct 5 09:10:58 2015 (r288747) @@ -407,14 +407,6 @@ static int ctl_scsiio_lun_check(struct c const struct ctl_cmd_entry *entry, struct ctl_scsiio *ctsio); static void ctl_failover_lun(struct ctl_lun *lun); -static void ctl_est_ua(struct ctl_lun *lun, uint32_t initidx, ctl_ua_type ua); -static void ctl_est_ua_port(struct ctl_lun *lun, int port, uint32_t except, - ctl_ua_type ua); -static void ctl_est_ua_all(struct ctl_lun *lun, uint32_t except, ctl_ua_type ua); -static void ctl_clr_ua(struct ctl_lun *lun, uint32_t initidx, ctl_ua_type ua); -static void ctl_clr_ua_all(struct ctl_lun *lun, uint32_t except, ctl_ua_type ua); -static void ctl_clr_ua_allluns(struct ctl_softc *ctl_softc, uint32_t initidx, - ctl_ua_type ua_type); static int ctl_scsiio_precheck(struct ctl_softc *ctl_softc, struct ctl_scsiio *ctsio); static int ctl_scsiio(struct ctl_scsiio *ctsio); @@ -804,6 +796,7 @@ static void ctl_isc_port_sync(struct ctl_softc *softc, union ctl_ha_msg *msg, int len) { struct ctl_port *port; + struct ctl_lun *lun; int i, new; port = softc->ctl_ports[msg->hdr.nexus.targ_port]; @@ -879,6 +872,15 @@ ctl_isc_port_sync(struct ctl_softc *soft __func__); } } + mtx_lock(&softc->ctl_lock); + STAILQ_FOREACH(lun, &softc->lun_list, links) { + if (ctl_lun_map_to_port(port, lun->lun) >= CTL_MAX_LUNS) + continue; + mtx_lock(&lun->lun_lock); + ctl_est_ua_all(lun, -1, CTL_UA_INQ_CHANGE); + mtx_unlock(&lun->lun_lock); + } + mtx_unlock(&softc->ctl_lock); } /* @@ -1201,7 +1203,7 @@ ctl_copy_sense_data_back(union ctl_io *s dest->hdr.status = src->io_hdr.status; } -static void +void ctl_est_ua(struct ctl_lun *lun, uint32_t initidx, ctl_ua_type ua) { struct ctl_softc *softc = lun->ctl_softc; @@ -1216,7 +1218,7 @@ ctl_est_ua(struct ctl_lun *lun, uint32_t pu[initidx % CTL_MAX_INIT_PER_PORT] |= ua; } -static void +void ctl_est_ua_port(struct ctl_lun *lun, int port, uint32_t except, ctl_ua_type ua) { int i; @@ -1231,7 +1233,7 @@ ctl_est_ua_port(struct ctl_lun *lun, int } } -static void +void ctl_est_ua_all(struct ctl_lun *lun, uint32_t except, ctl_ua_type ua) { struct ctl_softc *softc = lun->ctl_softc; @@ -1242,7 +1244,7 @@ ctl_est_ua_all(struct ctl_lun *lun, uint ctl_est_ua_port(lun, i, except, ua); } -static void +void ctl_clr_ua(struct ctl_lun *lun, uint32_t initidx, ctl_ua_type ua) { struct ctl_softc *softc = lun->ctl_softc; @@ -1257,7 +1259,7 @@ ctl_clr_ua(struct ctl_lun *lun, uint32_t pu[initidx % CTL_MAX_INIT_PER_PORT] &= ~ua; } -static void +void ctl_clr_ua_all(struct ctl_lun *lun, uint32_t except, ctl_ua_type ua) { struct ctl_softc *softc = lun->ctl_softc; @@ -1275,7 +1277,7 @@ ctl_clr_ua_all(struct ctl_lun *lun, uint } } -static void +void ctl_clr_ua_allluns(struct ctl_softc *ctl_softc, uint32_t initidx, ctl_ua_type ua_type) { Modified: stable/10/sys/cam/ctl/ctl.h ============================================================================== --- stable/10/sys/cam/ctl/ctl.h Mon Oct 5 09:09:48 2015 (r288746) +++ stable/10/sys/cam/ctl/ctl.h Mon Oct 5 09:10:58 2015 (r288747) @@ -120,6 +120,7 @@ typedef enum { CTL_UA_LUN_CHANGE = 0x0020, CTL_UA_MODE_CHANGE = 0x0040, CTL_UA_LOG_CHANGE = 0x0080, + CTL_UA_INQ_CHANGE = 0x0100, CTL_UA_RES_PREEMPT = 0x0400, CTL_UA_RES_RELEASE = 0x0800, CTL_UA_REG_PREEMPT = 0x1000, @@ -138,6 +139,10 @@ struct ctl_page_index; SYSCTL_DECL(_kern_cam_ctl); #endif +struct ctl_lun; +struct ctl_port; +struct ctl_softc; + /* * Put a string into an sbuf, escaping characters that are illegal or not * recommended in XML. Note this doesn't escape everything, just > < and &. @@ -174,9 +179,17 @@ void ctl_config_write_done(union ctl_io void ctl_portDB_changed(int portnum); int ctl_ioctl_io(struct cdev *dev, u_long cmd, caddr_t addr, int flag, struct thread *td); -struct ctl_lun; + +void ctl_est_ua(struct ctl_lun *lun, uint32_t initidx, ctl_ua_type ua); +void ctl_est_ua_port(struct ctl_lun *lun, int port, uint32_t except, + ctl_ua_type ua); +void ctl_est_ua_all(struct ctl_lun *lun, uint32_t except, ctl_ua_type ua); +void ctl_clr_ua(struct ctl_lun *lun, uint32_t initidx, ctl_ua_type ua); +void ctl_clr_ua_all(struct ctl_lun *lun, uint32_t except, ctl_ua_type ua); +void ctl_clr_ua_allluns(struct ctl_softc *ctl_softc, uint32_t initidx, + ctl_ua_type ua_type); + void ctl_isc_announce_lun(struct ctl_lun *lun); -struct ctl_port; void ctl_isc_announce_port(struct ctl_port *port); /* Modified: stable/10/sys/cam/ctl/ctl_error.c ============================================================================== --- stable/10/sys/cam/ctl/ctl_error.c Mon Oct 5 09:09:48 2015 (r288746) +++ stable/10/sys/cam/ctl/ctl_error.c Mon Oct 5 09:10:58 2015 (r288747) @@ -446,6 +446,11 @@ ctl_build_ua(struct ctl_lun *lun, uint32 asc = 0x2A; ascq = 0x02; break; + case CTL_UA_INQ_CHANGE: + /* 3Fh/03h INQUIRY DATA HAS CHANGED */ + asc = 0x3F; + ascq = 0x03; + break; case CTL_UA_RES_PREEMPT: /* 2Ah/03h RESERVATIONS PREEMPTED */ asc = 0x2A; Modified: stable/10/sys/cam/ctl/ctl_frontend.c ============================================================================== --- stable/10/sys/cam/ctl/ctl_frontend.c Mon Oct 5 09:09:48 2015 (r288746) +++ stable/10/sys/cam/ctl/ctl_frontend.c Mon Oct 5 09:10:58 2015 (r288747) @@ -328,8 +328,16 @@ ctl_port_online(struct ctl_port *port) } if (port->port_online != NULL) port->port_online(port->onoff_arg); - /* XXX KDM need a lock here? */ + mtx_lock(&softc->ctl_lock); port->status |= CTL_PORT_STATUS_ONLINE; + STAILQ_FOREACH(lun, &softc->lun_list, links) { + if (ctl_lun_map_to_port(port, lun->lun) >= CTL_MAX_LUNS) + continue; + mtx_lock(&lun->lun_lock); + ctl_est_ua_all(lun, -1, CTL_UA_INQ_CHANGE); + mtx_unlock(&lun->lun_lock); + } + mtx_unlock(&softc->ctl_lock); ctl_isc_announce_port(port); } @@ -355,8 +363,16 @@ ctl_port_offline(struct ctl_port *port) port->lun_disable(port->targ_lun_arg, lun->lun); } } - /* XXX KDM need a lock here? */ + mtx_lock(&softc->ctl_lock); port->status &= ~CTL_PORT_STATUS_ONLINE; + STAILQ_FOREACH(lun, &softc->lun_list, links) { + if (ctl_lun_map_to_port(port, lun->lun) >= CTL_MAX_LUNS) + continue; + mtx_lock(&lun->lun_lock); + ctl_est_ua_all(lun, -1, CTL_UA_INQ_CHANGE); + mtx_unlock(&lun->lun_lock); + } + mtx_unlock(&softc->ctl_lock); ctl_isc_announce_port(port); }
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