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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-23 11:13:11 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-23 11:13:11 -0700 |
commit | d4e06701b89286a306b31e20ec69a904fae374a1 (patch) | |
tree | f6adefd65b021ccddb7655109ea8b9ab4e714292 /drivers/scsi/libfc | |
parent | e4980371059ca4a81ccdcb4381c41af8869ca711 (diff) | |
parent | 87045b033a62777337ae4aa62834876da09b5fb5 (diff) | |
download | linux-d4e06701b89286a306b31e20ec69a904fae374a1.tar.bz2 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (77 commits)
[SCSI] fix crash in scsi_dispatch_cmd()
[SCSI] sr: check_events() ignore GET_EVENT when TUR says otherwise
[SCSI] bnx2i: Fixed kernel panic due to illegal usage of sc->request->cpu
[SCSI] bfa: Update the driver version to 3.0.2.1
[SCSI] bfa: Driver and BSG enhancements.
[SCSI] bfa: Added support to query PHY.
[SCSI] bfa: Added HBA diagnostics support.
[SCSI] bfa: Added support for flash configuration
[SCSI] bfa: Added support to obtain SFP info.
[SCSI] bfa: Added support for CEE info and stats query.
[SCSI] bfa: Extend BSG interface.
[SCSI] bfa: FCS bug fixes.
[SCSI] bfa: DMA memory allocation enhancement.
[SCSI] bfa: Brocade-1860 Fabric Adapter vHBA support.
[SCSI] bfa: Brocade-1860 Fabric Adapter PLL init fixes.
[SCSI] bfa: Added Fabric Assigned Address(FAA) support
[SCSI] bfa: IOC bug fixes.
[SCSI] bfa: Enable ASIC block configuration and query.
[SCSI] bnx2i: Updated copyright and bump version
[SCSI] bnx2i: Modified to skip CNIC registration if iSCSI is not supported
...
Fix up some trivial conflicts in:
- drivers/scsi/bnx2fc/{bnx2fc.h,bnx2fc_fcoe.c}:
Crazy broadcom version number conflicts
- drivers/target/tcm_fc/tfc_cmd.c
Just trivial cleanups done on adjacent lines
Diffstat (limited to 'drivers/scsi/libfc')
-rw-r--r-- | drivers/scsi/libfc/fc_exch.c | 26 | ||||
-rw-r--r-- | drivers/scsi/libfc/fc_lport.c | 2 | ||||
-rw-r--r-- | drivers/scsi/libfc/fc_rport.c | 14 |
3 files changed, 40 insertions, 2 deletions
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index 3b8a6451ea28..f5a0665b6773 100644 --- a/drivers/scsi/libfc/fc_exch.c +++ b/drivers/scsi/libfc/fc_exch.c @@ -965,8 +965,30 @@ static enum fc_pf_rjt_reason fc_seq_lookup_recip(struct fc_lport *lport, sp = &ep->seq; if (sp->id != fh->fh_seq_id) { atomic_inc(&mp->stats.seq_not_found); - reject = FC_RJT_SEQ_ID; /* sequence/exch should exist */ - goto rel; + if (f_ctl & FC_FC_END_SEQ) { + /* + * Update sequence_id based on incoming last + * frame of sequence exchange. This is needed + * for FCoE target where DDP has been used + * on target where, stack is indicated only + * about last frame's (payload _header) header. + * Whereas "seq_id" which is part of + * frame_header is allocated by initiator + * which is totally different from "seq_id" + * allocated when XFER_RDY was sent by target. + * To avoid false -ve which results into not + * sending RSP, hence write request on other + * end never finishes. + */ + spin_lock_bh(&ep->ex_lock); + sp->ssb_stat |= SSB_ST_RESP; + sp->id = fh->fh_seq_id; + spin_unlock_bh(&ep->ex_lock); + } else { + /* sequence/exch should exist */ + reject = FC_RJT_SEQ_ID; + goto rel; + } } } WARN_ON(ep != fc_seq_exch(sp)); diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c index 389ab80aef0a..e008b1673507 100644 --- a/drivers/scsi/libfc/fc_lport.c +++ b/drivers/scsi/libfc/fc_lport.c @@ -1025,6 +1025,8 @@ static void fc_lport_enter_reset(struct fc_lport *lport) fc_vport_set_state(lport->vport, FC_VPORT_LINKDOWN); } fc_lport_state_enter(lport, LPORT_ST_RESET); + fc_host_post_event(lport->host, fc_get_event_number(), + FCH_EVT_LIPRESET, 0); fc_vports_linkchange(lport); fc_lport_reset_locked(lport); if (lport->link_up) diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index 01e13a2eb93a..760db7619446 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -789,6 +789,20 @@ static void fc_rport_recv_flogi_req(struct fc_lport *lport, switch (rdata->rp_state) { case RPORT_ST_INIT: + /* + * If received the FLOGI request on RPORT which is INIT state + * (means not transition to FLOGI either fc_rport timeout + * function didn;t trigger or this end hasn;t received + * beacon yet from other end. In that case only, allow RPORT + * state machine to continue, otherwise fall through which + * causes the code to send reject response. + * NOTE; Not checking for FIP->state such as VNMP_UP or + * VNMP_CLAIM because if FIP state is not one of those, + * RPORT wouldn;t have created and 'rport_lookup' would have + * failed anyway in that case. + */ + if (lport->point_to_multipoint) + break; case RPORT_ST_DELETE: mutex_unlock(&rdata->rp_mutex); rjt_data.reason = ELS_RJT_FIP; |