diff options
author | Bart Van Assche <bvanassche@acm.org> | 2022-02-18 11:50:50 -0800 |
---|---|---|
committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-02-22 21:11:04 -0500 |
commit | 924cb24df4fc4d08d32fcb42fa967fdc3f2137cb (patch) | |
tree | 7c2050faaf620f2d759bde2e809aa4854a1ce95f /drivers/scsi/fnic | |
parent | 3032ed77a28913203a4fe0ab8f05752331af79b3 (diff) | |
download | linux-stable-924cb24df4fc4d08d32fcb42fa967fdc3f2137cb.tar.gz linux-stable-924cb24df4fc4d08d32fcb42fa967fdc3f2137cb.tar.bz2 linux-stable-924cb24df4fc4d08d32fcb42fa967fdc3f2137cb.zip |
scsi: fnic: Stop using the SCSI pointer
Set .cmd_size in the SCSI host template instead of using the SCSI pointer
from struct scsi_cmnd. This patch prepares for removal of the SCSI pointer
from struct scsi_cmnd.
Link: https://lore.kernel.org/r/20220218195117.25689-23-bvanassche@acm.org
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fnic')
-rw-r--r-- | drivers/scsi/fnic/fnic.h | 27 | ||||
-rw-r--r-- | drivers/scsi/fnic/fnic_main.c | 1 | ||||
-rw-r--r-- | drivers/scsi/fnic/fnic_scsi.c | 289 |
3 files changed, 163 insertions, 154 deletions
diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h index b95d0063dedb..aa07189fb5fb 100644 --- a/drivers/scsi/fnic/fnic.h +++ b/drivers/scsi/fnic/fnic.h @@ -89,15 +89,28 @@ #define FNIC_DEV_RST_ABTS_PENDING BIT(21) /* - * Usage of the scsi_cmnd scratchpad. + * fnic private data per SCSI command. * These fields are locked by the hashed io_req_lock. */ -#define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr) -#define CMD_STATE(Cmnd) ((Cmnd)->SCp.phase) -#define CMD_ABTS_STATUS(Cmnd) ((Cmnd)->SCp.Message) -#define CMD_LR_STATUS(Cmnd) ((Cmnd)->SCp.have_data_in) -#define CMD_TAG(Cmnd) ((Cmnd)->SCp.sent_command) -#define CMD_FLAGS(Cmnd) ((Cmnd)->SCp.Status) +struct fnic_cmd_priv { + struct fnic_io_req *io_req; + enum fnic_ioreq_state state; + u32 flags; + u16 abts_status; + u16 lr_status; +}; + +static inline struct fnic_cmd_priv *fnic_priv(struct scsi_cmnd *cmd) +{ + return scsi_cmd_priv(cmd); +} + +static inline u64 fnic_flags_and_state(struct scsi_cmnd *cmd) +{ + struct fnic_cmd_priv *fcmd = fnic_priv(cmd); + + return ((u64)fcmd->flags << 32) | fcmd->state; +} #define FCPIO_INVALID_CODE 0x100 /* hdr_status value unused by firmware */ diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c index 44dbaa662d94..9161bd2fd421 100644 --- a/drivers/scsi/fnic/fnic_main.c +++ b/drivers/scsi/fnic/fnic_main.c @@ -124,6 +124,7 @@ static struct scsi_host_template fnic_host_template = { .max_sectors = 0xffff, .shost_groups = fnic_host_groups, .track_queue_depth = 1, + .cmd_size = sizeof(struct fnic_cmd_priv), }; static void diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 549754245f7a..3c00e5b88350 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -497,8 +497,8 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc) * caller disabling them. */ spin_unlock(lp->host->host_lock); - CMD_STATE(sc) = FNIC_IOREQ_NOT_INITED; - CMD_FLAGS(sc) = FNIC_NO_FLAGS; + fnic_priv(sc)->state = FNIC_IOREQ_NOT_INITED; + fnic_priv(sc)->flags = FNIC_NO_FLAGS; /* Get a new io_req for this SCSI IO */ io_req = mempool_alloc(fnic->io_req_pool, GFP_ATOMIC); @@ -513,7 +513,7 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc) sg_count = scsi_dma_map(sc); if (sg_count < 0) { FNIC_TRACE(fnic_queuecommand, sc->device->host->host_no, - tag, sc, 0, sc->cmnd[0], sg_count, CMD_STATE(sc)); + tag, sc, 0, sc->cmnd[0], sg_count, fnic_priv(sc)->state); mempool_free(io_req, fnic->io_req_pool); goto out; } @@ -558,9 +558,9 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc) io_lock_acquired = 1; io_req->port_id = rport->port_id; io_req->start_time = jiffies; - CMD_STATE(sc) = FNIC_IOREQ_CMD_PENDING; - CMD_SP(sc) = (char *)io_req; - CMD_FLAGS(sc) |= FNIC_IO_INITIALIZED; + fnic_priv(sc)->state = FNIC_IOREQ_CMD_PENDING; + fnic_priv(sc)->io_req = io_req; + fnic_priv(sc)->flags |= FNIC_IO_INITIALIZED; /* create copy wq desc and enqueue it */ wq = &fnic->wq_copy[0]; @@ -571,11 +571,10 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc) * refetch the pointer under the lock. */ FNIC_TRACE(fnic_queuecommand, sc->device->host->host_no, - tag, sc, 0, 0, 0, - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); - io_req = (struct fnic_io_req *)CMD_SP(sc); - CMD_SP(sc) = NULL; - CMD_STATE(sc) = FNIC_IOREQ_CMD_COMPLETE; + tag, sc, 0, 0, 0, fnic_flags_and_state(sc)); + io_req = fnic_priv(sc)->io_req; + fnic_priv(sc)->io_req = NULL; + fnic_priv(sc)->state = FNIC_IOREQ_CMD_COMPLETE; spin_unlock_irqrestore(io_lock, flags); if (io_req) { fnic_release_ioreq_buf(fnic, io_req, sc); @@ -594,7 +593,7 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc) atomic64_read(&fnic_stats->io_stats.active_ios)); /* REVISIT: Use per IO lock in the final code */ - CMD_FLAGS(sc) |= FNIC_IO_ISSUED; + fnic_priv(sc)->flags |= FNIC_IO_ISSUED; } out: cmd_trace = ((u64)sc->cmnd[0] << 56 | (u64)sc->cmnd[7] << 40 | @@ -603,8 +602,8 @@ out: sc->cmnd[5]); FNIC_TRACE(fnic_queuecommand, sc->device->host->host_no, - tag, sc, io_req, sg_count, cmd_trace, - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + tag, sc, io_req, sg_count, cmd_trace, + fnic_flags_and_state(sc)); /* if only we issued IO, will we have the io lock */ if (io_lock_acquired) @@ -867,11 +866,11 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, io_lock = fnic_io_lock_hash(fnic, sc); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; WARN_ON_ONCE(!io_req); if (!io_req) { atomic64_inc(&fnic_stats->io_stats.ioreq_null); - CMD_FLAGS(sc) |= FNIC_IO_REQ_NULL; + fnic_priv(sc)->flags |= FNIC_IO_REQ_NULL; spin_unlock_irqrestore(io_lock, flags); shost_printk(KERN_ERR, fnic->lport->host, "icmnd_cmpl io_req is null - " @@ -888,17 +887,17 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, * if SCSI-ML has already issued abort on this command, * set completion of the IO. The abts path will clean it up */ - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) { + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) { /* * set the FNIC_IO_DONE so that this doesn't get * flagged as 'out of order' if it was not aborted */ - CMD_FLAGS(sc) |= FNIC_IO_DONE; - CMD_FLAGS(sc) |= FNIC_IO_ABTS_PENDING; + fnic_priv(sc)->flags |= FNIC_IO_DONE; + fnic_priv(sc)->flags |= FNIC_IO_ABTS_PENDING; spin_unlock_irqrestore(io_lock, flags); if(FCPIO_ABORTED == hdr_status) - CMD_FLAGS(sc) |= FNIC_IO_ABORTED; + fnic_priv(sc)->flags |= FNIC_IO_ABORTED; FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, "icmnd_cmpl abts pending " @@ -912,7 +911,7 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, } /* Mark the IO as complete */ - CMD_STATE(sc) = FNIC_IOREQ_CMD_COMPLETE; + fnic_priv(sc)->state = FNIC_IOREQ_CMD_COMPLETE; icmnd_cmpl = &desc->u.icmnd_cmpl; @@ -983,8 +982,8 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, } /* Break link with the SCSI command */ - CMD_SP(sc) = NULL; - CMD_FLAGS(sc) |= FNIC_IO_DONE; + fnic_priv(sc)->io_req = NULL; + fnic_priv(sc)->flags |= FNIC_IO_DONE; spin_unlock_irqrestore(io_lock, flags); @@ -1009,8 +1008,7 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, ((u64)icmnd_cmpl->_resvd0[1] << 56 | (u64)icmnd_cmpl->_resvd0[0] << 48 | jiffies_to_msecs(jiffies - start_time)), - desc, cmd_trace, - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + desc, cmd_trace, fnic_flags_and_state(sc)); if (sc->sc_data_direction == DMA_FROM_DEVICE) { fnic->lport->host_stats.fcp_input_requests++; @@ -1095,12 +1093,12 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, } io_lock = fnic_io_lock_hash(fnic, sc); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; WARN_ON_ONCE(!io_req); if (!io_req) { atomic64_inc(&fnic_stats->io_stats.ioreq_null); spin_unlock_irqrestore(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_REQ_NULL; + fnic_priv(sc)->flags |= FNIC_IO_ABT_TERM_REQ_NULL; shost_printk(KERN_ERR, fnic->lport->host, "itmf_cmpl io_req is null - " "hdr status = %s tag = 0x%x sc 0x%p\n", @@ -1115,9 +1113,9 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "dev reset abts cmpl recd. id %x status %s\n", id, fnic_fcpio_status_to_str(hdr_status)); - CMD_STATE(sc) = FNIC_IOREQ_ABTS_COMPLETE; - CMD_ABTS_STATUS(sc) = hdr_status; - CMD_FLAGS(sc) |= FNIC_DEV_RST_DONE; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_COMPLETE; + fnic_priv(sc)->abts_status = hdr_status; + fnic_priv(sc)->flags |= FNIC_DEV_RST_DONE; if (io_req->abts_done) complete(io_req->abts_done); spin_unlock_irqrestore(io_lock, flags); @@ -1127,7 +1125,7 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, case FCPIO_SUCCESS: break; case FCPIO_TIMEOUT: - if (CMD_FLAGS(sc) & FNIC_IO_ABTS_ISSUED) + if (fnic_priv(sc)->flags & FNIC_IO_ABTS_ISSUED) atomic64_inc(&abts_stats->abort_fw_timeouts); else atomic64_inc( @@ -1139,34 +1137,34 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, (int)(id & FNIC_TAG_MASK)); break; case FCPIO_IO_NOT_FOUND: - if (CMD_FLAGS(sc) & FNIC_IO_ABTS_ISSUED) + if (fnic_priv(sc)->flags & FNIC_IO_ABTS_ISSUED) atomic64_inc(&abts_stats->abort_io_not_found); else atomic64_inc( &term_stats->terminate_io_not_found); break; default: - if (CMD_FLAGS(sc) & FNIC_IO_ABTS_ISSUED) + if (fnic_priv(sc)->flags & FNIC_IO_ABTS_ISSUED) atomic64_inc(&abts_stats->abort_failures); else atomic64_inc( &term_stats->terminate_failures); break; } - if (CMD_STATE(sc) != FNIC_IOREQ_ABTS_PENDING) { + if (fnic_priv(sc)->state != FNIC_IOREQ_ABTS_PENDING) { /* This is a late completion. Ignore it */ spin_unlock_irqrestore(io_lock, flags); return; } - CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_DONE; - CMD_ABTS_STATUS(sc) = hdr_status; + fnic_priv(sc)->flags |= FNIC_IO_ABT_TERM_DONE; + fnic_priv(sc)->abts_status = hdr_status; /* If the status is IO not found consider it as success */ if (hdr_status == FCPIO_IO_NOT_FOUND) - CMD_ABTS_STATUS(sc) = FCPIO_SUCCESS; + fnic_priv(sc)->abts_status = FCPIO_SUCCESS; - if (!(CMD_FLAGS(sc) & (FNIC_IO_ABORTED | FNIC_IO_DONE))) + if (!(fnic_priv(sc)->flags & (FNIC_IO_ABORTED | FNIC_IO_DONE))) atomic64_inc(&misc_stats->no_icmnd_itmf_cmpls); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, @@ -1185,7 +1183,7 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, } else { FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "abts cmpl, completing IO\n"); - CMD_SP(sc) = NULL; + fnic_priv(sc)->io_req = NULL; sc->result = (DID_ERROR << 16); spin_unlock_irqrestore(io_lock, flags); @@ -1202,8 +1200,7 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, (u64)sc->cmnd[2] << 24 | (u64)sc->cmnd[3] << 16 | (u64)sc->cmnd[4] << 8 | sc->cmnd[5]), - (((u64)CMD_FLAGS(sc) << 32) | - CMD_STATE(sc))); + fnic_flags_and_state(sc)); scsi_done(sc); atomic64_dec(&fnic_stats->io_stats.active_ios); if (atomic64_read(&fnic->io_cmpl_skip)) @@ -1213,15 +1210,14 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, } } else if (id & FNIC_TAG_DEV_RST) { /* Completion of device reset */ - CMD_LR_STATUS(sc) = hdr_status; - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) { + fnic_priv(sc)->lr_status = hdr_status; + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) { spin_unlock_irqrestore(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_DEV_RST_ABTS_PENDING; + fnic_priv(sc)->flags |= FNIC_DEV_RST_ABTS_PENDING; FNIC_TRACE(fnic_fcpio_itmf_cmpl_handler, sc->device->host->host_no, id, sc, jiffies_to_msecs(jiffies - start_time), - desc, 0, - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + desc, 0, fnic_flags_and_state(sc)); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Terminate pending " "dev reset cmpl recd. id %d status %s\n", @@ -1229,14 +1225,13 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, fnic_fcpio_status_to_str(hdr_status)); return; } - if (CMD_FLAGS(sc) & FNIC_DEV_RST_TIMED_OUT) { + if (fnic_priv(sc)->flags & FNIC_DEV_RST_TIMED_OUT) { /* Need to wait for terminate completion */ spin_unlock_irqrestore(io_lock, flags); FNIC_TRACE(fnic_fcpio_itmf_cmpl_handler, sc->device->host->host_no, id, sc, jiffies_to_msecs(jiffies - start_time), - desc, 0, - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + desc, 0, fnic_flags_and_state(sc)); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "dev reset cmpl recd after time out. " "id %d status %s\n", @@ -1244,8 +1239,8 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, fnic_fcpio_status_to_str(hdr_status)); return; } - CMD_STATE(sc) = FNIC_IOREQ_CMD_COMPLETE; - CMD_FLAGS(sc) |= FNIC_DEV_RST_DONE; + fnic_priv(sc)->state = FNIC_IOREQ_CMD_COMPLETE; + fnic_priv(sc)->flags |= FNIC_DEV_RST_DONE; FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "dev reset cmpl recd. id %d status %s\n", (int)(id & FNIC_TAG_MASK), @@ -1257,7 +1252,7 @@ static void fnic_fcpio_itmf_cmpl_handler(struct fnic *fnic, } else { shost_printk(KERN_ERR, fnic->lport->host, "Unexpected itmf io state %s tag %x\n", - fnic_ioreq_state_to_str(CMD_STATE(sc)), id); + fnic_ioreq_state_to_str(fnic_priv(sc)->state), id); spin_unlock_irqrestore(io_lock, flags); } @@ -1370,21 +1365,21 @@ static bool fnic_cleanup_io_iter(struct scsi_cmnd *sc, void *data, io_lock = fnic_io_lock_tag(fnic, tag); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); - if ((CMD_FLAGS(sc) & FNIC_DEVICE_RESET) && - !(CMD_FLAGS(sc) & FNIC_DEV_RST_DONE)) { + io_req = fnic_priv(sc)->io_req; + if ((fnic_priv(sc)->flags & FNIC_DEVICE_RESET) && + !(fnic_priv(sc)->flags & FNIC_DEV_RST_DONE)) { /* * We will be here only when FW completes reset * without sending completions for outstanding ios. */ - CMD_FLAGS(sc) |= FNIC_DEV_RST_DONE; + fnic_priv(sc)->flags |= FNIC_DEV_RST_DONE; if (io_req && io_req->dr_done) complete(io_req->dr_done); else if (io_req && io_req->abts_done) complete(io_req->abts_done); spin_unlock_irqrestore(io_lock, flags); return true; - } else if (CMD_FLAGS(sc) & FNIC_DEVICE_RESET) { + } else if (fnic_priv(sc)->flags & FNIC_DEVICE_RESET) { spin_unlock_irqrestore(io_lock, flags); return true; } @@ -1393,7 +1388,7 @@ static bool fnic_cleanup_io_iter(struct scsi_cmnd *sc, void *data, goto cleanup_scsi_cmd; } - CMD_SP(sc) = NULL; + fnic_priv(sc)->io_req = NULL; spin_unlock_irqrestore(io_lock, flags); @@ -1417,7 +1412,7 @@ cleanup_scsi_cmd: atomic64_inc(&fnic_stats->io_stats.io_completions); /* Complete the command to SCSI */ - if (!(CMD_FLAGS(sc) & FNIC_IO_ISSUED)) + if (!(fnic_priv(sc)->flags & FNIC_IO_ISSUED)) shost_printk(KERN_ERR, fnic->lport->host, "Calling done for IO not issued to fw: tag:0x%x sc:0x%p\n", tag, sc); @@ -1429,7 +1424,7 @@ cleanup_scsi_cmd: (u64)sc->cmnd[2] << 24 | (u64)sc->cmnd[3] << 16 | (u64)sc->cmnd[4] << 8 | sc->cmnd[5]), - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + fnic_flags_and_state(sc)); scsi_done(sc); @@ -1468,7 +1463,7 @@ void fnic_wq_copy_cleanup_handler(struct vnic_wq_copy *wq, spin_lock_irqsave(io_lock, flags); /* Get the IO context which this desc refers to */ - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; /* fnic interrupts are turned off by now */ @@ -1477,7 +1472,7 @@ void fnic_wq_copy_cleanup_handler(struct vnic_wq_copy *wq, goto wq_copy_cleanup_scsi_cmd; } - CMD_SP(sc) = NULL; + fnic_priv(sc)->io_req = NULL; spin_unlock_irqrestore(io_lock, flags); @@ -1496,7 +1491,7 @@ wq_copy_cleanup_scsi_cmd: 0, ((u64)sc->cmnd[0] << 32 | (u64)sc->cmnd[2] << 24 | (u64)sc->cmnd[3] << 16 | (u64)sc->cmnd[4] << 8 | sc->cmnd[5]), - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + fnic_flags_and_state(sc)); scsi_done(sc); } @@ -1571,15 +1566,15 @@ static bool fnic_rport_abort_io_iter(struct scsi_cmnd *sc, void *data, io_lock = fnic_io_lock_tag(fnic, abt_tag); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req || io_req->port_id != iter_data->port_id) { spin_unlock_irqrestore(io_lock, flags); return true; } - if ((CMD_FLAGS(sc) & FNIC_DEVICE_RESET) && - (!(CMD_FLAGS(sc) & FNIC_DEV_RST_ISSUED))) { + if ((fnic_priv(sc)->flags & FNIC_DEVICE_RESET) && + !(fnic_priv(sc)->flags & FNIC_DEV_RST_ISSUED)) { FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "fnic_rport_exch_reset dev rst not pending sc 0x%p\n", sc); @@ -1591,7 +1586,7 @@ static bool fnic_rport_abort_io_iter(struct scsi_cmnd *sc, void *data, * Found IO that is still pending with firmware and * belongs to rport that went away */ - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) { + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) { spin_unlock_irqrestore(io_lock, flags); return true; } @@ -1599,20 +1594,20 @@ static bool fnic_rport_abort_io_iter(struct scsi_cmnd *sc, void *data, shost_printk(KERN_ERR, fnic->lport->host, "fnic_rport_exch_reset: io_req->abts_done is set " "state is %s\n", - fnic_ioreq_state_to_str(CMD_STATE(sc))); + fnic_ioreq_state_to_str(fnic_priv(sc)->state)); } - if (!(CMD_FLAGS(sc) & FNIC_IO_ISSUED)) { + if (!(fnic_priv(sc)->flags & FNIC_IO_ISSUED)) { shost_printk(KERN_ERR, fnic->lport->host, "rport_exch_reset " "IO not yet issued %p tag 0x%x flags " "%x state %d\n", - sc, abt_tag, CMD_FLAGS(sc), CMD_STATE(sc)); + sc, abt_tag, fnic_priv(sc)->flags, fnic_priv(sc)->state); } - old_ioreq_state = CMD_STATE(sc); - CMD_STATE(sc) = FNIC_IOREQ_ABTS_PENDING; - CMD_ABTS_STATUS(sc) = FCPIO_INVALID_CODE; - if (CMD_FLAGS(sc) & FNIC_DEVICE_RESET) { + old_ioreq_state = fnic_priv(sc)->state; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_PENDING; + fnic_priv(sc)->abts_status = FCPIO_INVALID_CODE; + if (fnic_priv(sc)->flags & FNIC_DEVICE_RESET) { atomic64_inc(&reset_stats->device_reset_terminates); abt_tag |= FNIC_TAG_DEV_RST; } @@ -1638,15 +1633,15 @@ static bool fnic_rport_abort_io_iter(struct scsi_cmnd *sc, void *data, * lun reset */ spin_lock_irqsave(io_lock, flags); - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) - CMD_STATE(sc) = old_ioreq_state; + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) + fnic_priv(sc)->state = old_ioreq_state; spin_unlock_irqrestore(io_lock, flags); } else { spin_lock_irqsave(io_lock, flags); - if (CMD_FLAGS(sc) & FNIC_DEVICE_RESET) - CMD_FLAGS(sc) |= FNIC_DEV_RST_TERM_ISSUED; + if (fnic_priv(sc)->flags & FNIC_DEVICE_RESET) + fnic_priv(sc)->flags |= FNIC_DEV_RST_TERM_ISSUED; else - CMD_FLAGS(sc) |= FNIC_IO_INTERNAL_TERM_ISSUED; + fnic_priv(sc)->flags |= FNIC_IO_INTERNAL_TERM_ISSUED; spin_unlock_irqrestore(io_lock, flags); atomic64_inc(&term_stats->terminates); iter_data->term_cnt++; @@ -1754,9 +1749,9 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Abort Cmd called FCID 0x%x, LUN 0x%llx TAG %x flags %x\n", - rport->port_id, sc->device->lun, tag, CMD_FLAGS(sc)); + rport->port_id, sc->device->lun, tag, fnic_priv(sc)->flags); - CMD_FLAGS(sc) = FNIC_NO_FLAGS; + fnic_priv(sc)->flags = FNIC_NO_FLAGS; if (lp->state != LPORT_ST_READY || !(lp->link_up)) { ret = FAILED; @@ -1773,11 +1768,11 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) * happened, the completion wont actually complete the command * and it will be considered as an aborted command * - * The CMD_SP will not be cleared except while holding io_req_lock. + * .io_req will not be cleared except while holding io_req_lock. */ io_lock = fnic_io_lock_hash(fnic, sc); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req) { spin_unlock_irqrestore(io_lock, flags); goto fnic_abort_cmd_end; @@ -1785,7 +1780,7 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) io_req->abts_done = &tm_done; - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) { + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) { spin_unlock_irqrestore(io_lock, flags); goto wait_pending; } @@ -1814,9 +1809,9 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) * the completion wont be done till mid-layer, since abort * has already started. */ - old_ioreq_state = CMD_STATE(sc); - CMD_STATE(sc) = FNIC_IOREQ_ABTS_PENDING; - CMD_ABTS_STATUS(sc) = FCPIO_INVALID_CODE; + old_ioreq_state = fnic_priv(sc)->state; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_PENDING; + fnic_priv(sc)->abts_status = FCPIO_INVALID_CODE; spin_unlock_irqrestore(io_lock, flags); @@ -1838,9 +1833,9 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) if (fnic_queue_abort_io_req(fnic, tag, task_req, fc_lun.scsi_lun, io_req)) { spin_lock_irqsave(io_lock, flags); - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) - CMD_STATE(sc) = old_ioreq_state; - io_req = (struct fnic_io_req *)CMD_SP(sc); + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) + fnic_priv(sc)->state = old_ioreq_state; + io_req = fnic_priv(sc)->io_req; if (io_req) io_req->abts_done = NULL; spin_unlock_irqrestore(io_lock, flags); @@ -1848,10 +1843,10 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) goto fnic_abort_cmd_end; } if (task_req == FCPIO_ITMF_ABT_TASK) { - CMD_FLAGS(sc) |= FNIC_IO_ABTS_ISSUED; + fnic_priv(sc)->flags |= FNIC_IO_ABTS_ISSUED; atomic64_inc(&fnic_stats->abts_stats.aborts); } else { - CMD_FLAGS(sc) |= FNIC_IO_TERM_ISSUED; + fnic_priv(sc)->flags |= FNIC_IO_TERM_ISSUED; atomic64_inc(&fnic_stats->term_stats.terminates); } @@ -1869,32 +1864,32 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) /* Check the abort status */ spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req) { atomic64_inc(&fnic_stats->io_stats.ioreq_null); spin_unlock_irqrestore(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_REQ_NULL; + fnic_priv(sc)->flags |= FNIC_IO_ABT_TERM_REQ_NULL; ret = FAILED; goto fnic_abort_cmd_end; } io_req->abts_done = NULL; /* fw did not complete abort, timed out */ - if (CMD_ABTS_STATUS(sc) == FCPIO_INVALID_CODE) { + if (fnic_priv(sc)->abts_status == FCPIO_INVALID_CODE) { spin_unlock_irqrestore(io_lock, flags); if (task_req == FCPIO_ITMF_ABT_TASK) { atomic64_inc(&abts_stats->abort_drv_timeouts); } else { atomic64_inc(&term_stats->terminate_drv_timeouts); } - CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_TIMED_OUT; + fnic_priv(sc)->flags |= FNIC_IO_ABT_TERM_TIMED_OUT; ret = FAILED; goto fnic_abort_cmd_end; } /* IO out of order */ - if (!(CMD_FLAGS(sc) & (FNIC_IO_ABORTED | FNIC_IO_DONE))) { + if (!(fnic_priv(sc)->flags & (FNIC_IO_ABORTED | FNIC_IO_DONE))) { spin_unlock_irqrestore(io_lock, flags); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Issuing Host reset due to out of order IO\n"); @@ -1903,7 +1898,7 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) goto fnic_abort_cmd_end; } - CMD_STATE(sc) = FNIC_IOREQ_ABTS_COMPLETE; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_COMPLETE; start_time = io_req->start_time; /* @@ -1911,9 +1906,9 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) * free the io_req if successful. If abort fails, * Device reset will clean the I/O. */ - if (CMD_ABTS_STATUS(sc) == FCPIO_SUCCESS) - CMD_SP(sc) = NULL; - else { + if (fnic_priv(sc)->abts_status == FCPIO_SUCCESS) { + fnic_priv(sc)->io_req = NULL; + } else { ret = FAILED; spin_unlock_irqrestore(io_lock, flags); goto fnic_abort_cmd_end; @@ -1939,7 +1934,7 @@ fnic_abort_cmd_end: 0, ((u64)sc->cmnd[0] << 32 | (u64)sc->cmnd[2] << 24 | (u64)sc->cmnd[3] << 16 | (u64)sc->cmnd[4] << 8 | sc->cmnd[5]), - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + fnic_flags_and_state(sc)); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Returning from abort cmd type %x %s\n", task_req, @@ -2030,7 +2025,7 @@ static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc, io_lock = fnic_io_lock_tag(fnic, abt_tag); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req) { spin_unlock_irqrestore(io_lock, flags); return true; @@ -2042,14 +2037,14 @@ static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc, */ FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Found IO in %s on lun\n", - fnic_ioreq_state_to_str(CMD_STATE(sc))); + fnic_ioreq_state_to_str(fnic_priv(sc)->state)); - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) { + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) { spin_unlock_irqrestore(io_lock, flags); return true; } - if ((CMD_FLAGS(sc) & FNIC_DEVICE_RESET) && - (!(CMD_FLAGS(sc) & FNIC_DEV_RST_ISSUED))) { + if ((fnic_priv(sc)->flags & FNIC_DEVICE_RESET) && + (!(fnic_priv(sc)->flags & FNIC_DEV_RST_ISSUED))) { FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, "%s dev rst not pending sc 0x%p\n", __func__, sc); @@ -2060,8 +2055,8 @@ static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc, if (io_req->abts_done) shost_printk(KERN_ERR, fnic->lport->host, "%s: io_req->abts_done is set state is %s\n", - __func__, fnic_ioreq_state_to_str(CMD_STATE(sc))); - old_ioreq_state = CMD_STATE(sc); + __func__, fnic_ioreq_state_to_str(fnic_priv(sc)->state)); + old_ioreq_state = fnic_priv(sc)->state; /* * Any pending IO issued prior to reset is expected to be * in abts pending state, if not we need to set @@ -2069,17 +2064,17 @@ static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc, * When IO is completed, the IO will be handed over and * handled in this function. */ - CMD_STATE(sc) = FNIC_IOREQ_ABTS_PENDING; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_PENDING; BUG_ON(io_req->abts_done); - if (CMD_FLAGS(sc) & FNIC_DEVICE_RESET) { + if (fnic_priv(sc)->flags & FNIC_DEVICE_RESET) { abt_tag |= FNIC_TAG_DEV_RST; FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, "%s: dev rst sc 0x%p\n", __func__, sc); } - CMD_ABTS_STATUS(sc) = FCPIO_INVALID_CODE; + fnic_priv(sc)->abts_status = FCPIO_INVALID_CODE; io_req->abts_done = &tm_done; spin_unlock_irqrestore(io_lock, flags); @@ -2090,48 +2085,48 @@ static bool fnic_pending_aborts_iter(struct scsi_cmnd *sc, FCPIO_ITMF_ABT_TASK_TERM, fc_lun.scsi_lun, io_req)) { spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (io_req) io_req->abts_done = NULL; - if (CMD_STATE(sc) == FNIC_IOREQ_ABTS_PENDING) - CMD_STATE(sc) = old_ioreq_state; + if (fnic_priv(sc)->state == FNIC_IOREQ_ABTS_PENDING) + fnic_priv(sc)->state = old_ioreq_state; spin_unlock_irqrestore(io_lock, flags); iter_data->ret = FAILED; return false; } else { spin_lock_irqsave(io_lock, flags); - if (CMD_FLAGS(sc) & FNIC_DEVICE_RESET) - CMD_FLAGS(sc) |= FNIC_DEV_RST_TERM_ISSUED; + if (fnic_priv(sc)->flags & FNIC_DEVICE_RESET) + fnic_priv(sc)->flags |= FNIC_DEV_RST_TERM_ISSUED; spin_unlock_irqrestore(io_lock, flags); } - CMD_FLAGS(sc) |= FNIC_IO_INTERNAL_TERM_ISSUED; + fnic_priv(sc)->flags |= FNIC_IO_INTERNAL_TERM_ISSUED; wait_for_completion_timeout(&tm_done, msecs_to_jiffies (fnic->config.ed_tov)); /* Recheck cmd state to check if it is now aborted */ spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req) { spin_unlock_irqrestore(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_REQ_NULL; + fnic_priv(sc)->flags |= FNIC_IO_ABT_TERM_REQ_NULL; return true; } io_req->abts_done = NULL; /* if abort is still pending with fw, fail */ - if (CMD_ABTS_STATUS(sc) == FCPIO_INVALID_CODE) { + if (fnic_priv(sc)->abts_status == FCPIO_INVALID_CODE) { spin_unlock_irqrestore(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_IO_ABT_TERM_DONE; + fnic_priv(sc)->flags |= FNIC_IO_ABT_TERM_DONE; iter_data->ret = FAILED; return false; } - CMD_STATE(sc) = FNIC_IOREQ_ABTS_COMPLETE; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_COMPLETE; /* original sc used for lr is handled by dev reset code */ if (sc != iter_data->lr_sc) - CMD_SP(sc) = NULL; + fnic_priv(sc)->io_req = NULL; spin_unlock_irqrestore(io_lock, flags); /* original sc used for lr is handled by dev reset code */ @@ -2272,7 +2267,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) goto fnic_device_reset_end; } - CMD_FLAGS(sc) = FNIC_DEVICE_RESET; + fnic_priv(sc)->flags = FNIC_DEVICE_RESET; /* Allocate tag if not present */ if (unlikely(tag < 0)) { @@ -2288,7 +2283,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) } io_lock = fnic_io_lock_hash(fnic, sc); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; /* * If there is a io_req attached to this command, then use it, @@ -2302,11 +2297,11 @@ int fnic_device_reset(struct scsi_cmnd *sc) } memset(io_req, 0, sizeof(*io_req)); io_req->port_id = rport->port_id; - CMD_SP(sc) = (char *)io_req; + fnic_priv(sc)->io_req = io_req; } io_req->dr_done = &tm_done; - CMD_STATE(sc) = FNIC_IOREQ_CMD_PENDING; - CMD_LR_STATUS(sc) = FCPIO_INVALID_CODE; + fnic_priv(sc)->state = FNIC_IOREQ_CMD_PENDING; + fnic_priv(sc)->lr_status = FCPIO_INVALID_CODE; spin_unlock_irqrestore(io_lock, flags); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "TAG %x\n", tag); @@ -2317,13 +2312,13 @@ int fnic_device_reset(struct scsi_cmnd *sc) */ if (fnic_queue_dr_io_req(fnic, sc, io_req)) { spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (io_req) io_req->dr_done = NULL; goto fnic_device_reset_clean; } spin_lock_irqsave(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_DEV_RST_ISSUED; + fnic_priv(sc)->flags |= FNIC_DEV_RST_ISSUED; spin_unlock_irqrestore(io_lock, flags); /* @@ -2334,7 +2329,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) msecs_to_jiffies(FNIC_LUN_RESET_TIMEOUT)); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req) { spin_unlock_irqrestore(io_lock, flags); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, @@ -2343,7 +2338,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) } io_req->dr_done = NULL; - status = CMD_LR_STATUS(sc); + status = fnic_priv(sc)->lr_status; /* * If lun reset not completed, bail out with failed. io_req @@ -2353,7 +2348,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) atomic64_inc(&reset_stats->device_reset_timeouts); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Device reset timed out\n"); - CMD_FLAGS(sc) |= FNIC_DEV_RST_TIMED_OUT; + fnic_priv(sc)->flags |= FNIC_DEV_RST_TIMED_OUT; spin_unlock_irqrestore(io_lock, flags); int_to_scsilun(sc->device->lun, &fc_lun); /* @@ -2362,7 +2357,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) */ while (1) { spin_lock_irqsave(io_lock, flags); - if (CMD_FLAGS(sc) & FNIC_DEV_RST_TERM_ISSUED) { + if (fnic_priv(sc)->flags & FNIC_DEV_RST_TERM_ISSUED) { spin_unlock_irqrestore(io_lock, flags); break; } @@ -2375,8 +2370,8 @@ int fnic_device_reset(struct scsi_cmnd *sc) msecs_to_jiffies(FNIC_ABT_TERM_DELAY_TIMEOUT)); } else { spin_lock_irqsave(io_lock, flags); - CMD_FLAGS(sc) |= FNIC_DEV_RST_TERM_ISSUED; - CMD_STATE(sc) = FNIC_IOREQ_ABTS_PENDING; + fnic_priv(sc)->flags |= FNIC_DEV_RST_TERM_ISSUED; + fnic_priv(sc)->state = FNIC_IOREQ_ABTS_PENDING; io_req->abts_done = &tm_done; spin_unlock_irqrestore(io_lock, flags); FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, @@ -2387,13 +2382,13 @@ int fnic_device_reset(struct scsi_cmnd *sc) } while (1) { spin_lock_irqsave(io_lock, flags); - if (!(CMD_FLAGS(sc) & FNIC_DEV_RST_DONE)) { + if (!(fnic_priv(sc)->flags & FNIC_DEV_RST_DONE)) { spin_unlock_irqrestore(io_lock, flags); wait_for_completion_timeout(&tm_done, msecs_to_jiffies(FNIC_LUN_RESET_TIMEOUT)); break; } else { - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; io_req->abts_done = NULL; goto fnic_device_reset_clean; } @@ -2408,7 +2403,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Device reset completed - failed\n"); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; goto fnic_device_reset_clean; } @@ -2421,7 +2416,7 @@ int fnic_device_reset(struct scsi_cmnd *sc) */ if (fnic_clean_pending_aborts(fnic, sc, new_sc)) { spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, "Device reset failed" " since could not abort all IOs\n"); @@ -2430,14 +2425,14 @@ int fnic_device_reset(struct scsi_cmnd *sc) /* Clean lun reset command */ spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (io_req) /* Completed, and successful */ ret = SUCCESS; fnic_device_reset_clean: if (io_req) - CMD_SP(sc) = NULL; + fnic_priv(sc)->io_req = NULL; spin_unlock_irqrestore(io_lock, flags); @@ -2453,7 +2448,7 @@ fnic_device_reset_end: 0, ((u64)sc->cmnd[0] << 32 | (u64)sc->cmnd[2] << 24 | (u64)sc->cmnd[3] << 16 | (u64)sc->cmnd[4] << 8 | sc->cmnd[5]), - (((u64)CMD_FLAGS(sc) << 32) | CMD_STATE(sc))); + fnic_flags_and_state(sc)); /* free tag if it is allocated */ if (unlikely(tag_gen_flag)) @@ -2698,7 +2693,7 @@ static bool fnic_abts_pending_iter(struct scsi_cmnd *sc, void *data, io_lock = fnic_io_lock_hash(fnic, sc); spin_lock_irqsave(io_lock, flags); - io_req = (struct fnic_io_req *)CMD_SP(sc); + io_req = fnic_priv(sc)->io_req; if (!io_req) { spin_unlock_irqrestore(io_lock, flags); return true; @@ -2710,8 +2705,8 @@ static bool fnic_abts_pending_iter(struct scsi_cmnd *sc, void *data, */ FNIC_SCSI_DBG(KERN_INFO, fnic->lport->host, "Found IO in %s on lun\n", - fnic_ioreq_state_to_str(CMD_STATE(sc))); - cmd_state = CMD_STATE(sc); + fnic_ioreq_state_to_str(fnic_priv(sc)->state)); + cmd_state = fnic_priv(sc)->state; spin_unlock_irqrestore(io_lock, flags); if (cmd_state == FNIC_IOREQ_ABTS_PENDING) iter_data->ret = 1; |