Date: Sun, 30 Mar 2014 23:43:36 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r263954 - in head/sys: cam/scsi compat/freebsd32 dev/aacraid dev/acpica dev/advansys dev/aic7xxx sys Message-ID: <201403302343.s2UNhaVl046256@svn.freebsd.org>
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Author: imp Date: Sun Mar 30 23:43:36 2014 New Revision: 263954 URL: http://svnweb.freebsd.org/changeset/base/263954 Log: Remove instances of variables that were set, but never used. gcc 4.9 warns about these by default. Modified: head/sys/cam/scsi/scsi_da.c head/sys/cam/scsi/scsi_enc_ses.c head/sys/cam/scsi/scsi_pass.c head/sys/compat/freebsd32/freebsd32_misc.c head/sys/dev/aacraid/aacraid_cam.c head/sys/dev/aacraid/aacraid_pci.c head/sys/dev/acpica/acpi.c head/sys/dev/acpica/acpi_resource.c head/sys/dev/acpica/acpi_smbat.c head/sys/dev/advansys/advansys.c head/sys/dev/advansys/advlib.c head/sys/dev/advansys/adwcam.c head/sys/dev/aic7xxx/aic79xx.c head/sys/sys/buf_ring.h Modified: head/sys/cam/scsi/scsi_da.c ============================================================================== --- head/sys/cam/scsi/scsi_da.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/cam/scsi/scsi_da.c Sun Mar 30 23:43:36 2014 (r263954) @@ -3013,13 +3013,11 @@ dadone(struct cam_periph *periph, union struct disk_params *dp; uint32_t block_size; uint64_t maxsector; - u_int lbppbe; /* LB per physical block exponent. */ u_int lalba; /* Lowest aligned LBA. */ if (state == DA_CCB_PROBE_RC) { block_size = scsi_4btoul(rdcap->length); maxsector = scsi_4btoul(rdcap->addr); - lbppbe = 0; lalba = 0; /* @@ -3040,7 +3038,6 @@ dadone(struct cam_periph *periph, union } else { block_size = scsi_4btoul(rcaplong->length); maxsector = scsi_8btou64(rcaplong->addr); - lbppbe = rcaplong->prot_lbppbe & SRC16_LBPPBE; lalba = scsi_2btoul(rcaplong->lalba_lbp); } Modified: head/sys/cam/scsi/scsi_enc_ses.c ============================================================================== --- head/sys/cam/scsi/scsi_enc_ses.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/cam/scsi/scsi_enc_ses.c Sun Mar 30 23:43:36 2014 (r263954) @@ -1162,7 +1162,6 @@ ses_page_cdb(char *cdb, int bufsiz, SesD static int ses_set_timed_completion(enc_softc_t *enc, uint8_t tc_en) { - int err; union ccb *ccb; struct cam_periph *periph; struct ses_mgmt_mode_page *mgmt; @@ -1187,7 +1186,7 @@ ses_set_timed_completion(enc_softc_t *en * Ignore illegal request errors, as they are quite common and we * will print something out in that case anyway. */ - err = cam_periph_runccb(ccb, enc_error, ENC_CFLAGS, + cam_periph_runccb(ccb, enc_error, ENC_CFLAGS, ENC_FLAGS|SF_QUIET_IR, NULL); if (ccb->ccb_h.status != CAM_REQ_CMP) { ENC_VLOG(enc, "Timed Completion Unsupported\n"); @@ -1211,7 +1210,7 @@ ses_set_timed_completion(enc_softc_t *en /*page_fmt*/FALSE, /*save_pages*/TRUE, mode_buf, mode_buf_len, SSD_FULL_SIZE, /*timeout*/60 * 1000); - err = cam_periph_runccb(ccb, enc_error, ENC_CFLAGS, ENC_FLAGS, NULL); + cam_periph_runccb(ccb, enc_error, ENC_CFLAGS, ENC_FLAGS, NULL); if (ccb->ccb_h.status != CAM_REQ_CMP) { ENC_VLOG(enc, "Timed Completion Set Failed\n"); goto release; @@ -1881,11 +1880,9 @@ ses_publish_physpaths(enc_softc_t *enc, { struct ses_iterator iter; enc_cache_t *enc_cache; - ses_cache_t *ses_cache; enc_element_t *element; enc_cache = &enc->enc_daemon_cache; - ses_cache = enc_cache->private; ses_iter_init(enc, enc_cache, &iter); while ((element = ses_iter_next(&iter)) != NULL) { Modified: head/sys/cam/scsi/scsi_pass.c ============================================================================== --- head/sys/cam/scsi/scsi_pass.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/cam/scsi/scsi_pass.c Sun Mar 30 23:43:36 2014 (r263954) @@ -540,7 +540,6 @@ static int passdoioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, struct thread *td) { struct cam_periph *periph; - struct pass_softc *softc; int error; uint32_t priority; @@ -549,7 +548,6 @@ passdoioctl(struct cdev *dev, u_long cmd return(ENXIO); cam_periph_lock(periph); - softc = (struct pass_softc *)periph->softc; error = 0; Modified: head/sys/compat/freebsd32/freebsd32_misc.c ============================================================================== --- head/sys/compat/freebsd32/freebsd32_misc.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/compat/freebsd32/freebsd32_misc.c Sun Mar 30 23:43:36 2014 (r263954) @@ -1664,15 +1664,12 @@ freebsd32_do_sendfile(struct thread *td, off_t offset; int error; off_t sbytes; - struct sendfile_sync *sfs; - int do_kqueue = 0; offset = PAIR32TO64(off_t, uap->offset); if (offset < 0) return (EINVAL); hdr_uio = trl_uio = NULL; - sfs = NULL; if (uap->hdtr != NULL) { error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32)); @@ -1714,7 +1711,6 @@ freebsd32_do_sendfile(struct thread *td, CP(hdtr_kq32, hdtr_kq, kq_flags); PTRIN_CP(hdtr_kq32, hdtr_kq, kq_udata); CP(hdtr_kq32, hdtr_kq, kq_ident); - do_kqueue = 1; } } Modified: head/sys/dev/aacraid/aacraid_cam.c ============================================================================== --- head/sys/dev/aacraid/aacraid_cam.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/aacraid/aacraid_cam.c Sun Mar 30 23:43:36 2014 (r263954) @@ -242,13 +242,11 @@ aac_cam_event(struct aac_softc *sc, stru static int aac_cam_probe(device_t dev) { - struct aac_softc *sc; struct aac_cam *camsc; camsc = (struct aac_cam *)device_get_softc(dev); if (!camsc->inf) return (0); - sc = camsc->inf->aac_sc; fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, ""); return (0); } @@ -1133,11 +1131,9 @@ aac_cam_poll(struct cam_sim *sim) static void aac_container_complete(struct aac_command *cm) { - struct aac_softc *sc; union ccb *ccb; u_int32_t status; - sc = cm->cm_sc; fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, ""); ccb = cm->cm_ccb; status = ((u_int32_t *)cm->cm_fib->data)[0]; Modified: head/sys/dev/aacraid/aacraid_pci.c ============================================================================== --- head/sys/dev/aacraid/aacraid_pci.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/aacraid/aacraid_pci.c Sun Mar 30 23:43:36 2014 (r263954) @@ -111,12 +111,10 @@ static struct aac_ident * aac_find_ident(device_t dev) { struct aac_ident *m; - u_int16_t vendid, devid, sub_vendid, sub_devid; + u_int16_t vendid, devid; vendid = pci_get_vendor(dev); devid = pci_get_device(dev); - sub_vendid = pci_get_subvendor(dev); - sub_devid = pci_get_subdevice(dev); for (m = aacraid_family_identifiers; m->vendor != 0; m++) { if ((m->vendor == vendid) && (m->device == devid)) Modified: head/sys/dev/acpica/acpi.c ============================================================================== --- head/sys/dev/acpica/acpi.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/acpica/acpi.c Sun Mar 30 23:43:36 2014 (r263954) @@ -696,7 +696,6 @@ acpi_set_power_children(device_t dev, in { device_t child, parent; device_t *devlist; - struct pci_devinfo *dinfo; int dstate, i, numdevs; if (device_get_children(dev, &devlist, &numdevs) != 0) @@ -709,7 +708,6 @@ acpi_set_power_children(device_t dev, in parent = device_get_parent(dev); for (i = 0; i < numdevs; i++) { child = devlist[i]; - dinfo = device_get_ivars(child); dstate = state; if (device_is_attached(child) && acpi_device_pwr_for_sleep(parent, dev, &dstate) == 0) Modified: head/sys/dev/acpica/acpi_resource.c ============================================================================== --- head/sys/dev/acpica/acpi_resource.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/acpica/acpi_resource.c Sun Mar 30 23:43:36 2014 (r263954) @@ -183,7 +183,6 @@ acpi_parse_resource(ACPI_RESOURCE *res, struct acpi_parse_resource_set *set; struct acpi_resource_context *arc; UINT64 min, max, length, gran; - const char *name; device_t dev; arc = context; @@ -300,21 +299,18 @@ acpi_parse_resource(ACPI_RESOURCE *res, min = res->Data.Address16.Minimum; max = res->Data.Address16.Maximum; length = res->Data.Address16.AddressLength; - name = "Address16"; break; case ACPI_RESOURCE_TYPE_ADDRESS32: gran = res->Data.Address32.Granularity; min = res->Data.Address32.Minimum; max = res->Data.Address32.Maximum; length = res->Data.Address32.AddressLength; - name = "Address32"; break; case ACPI_RESOURCE_TYPE_ADDRESS64: gran = res->Data.Address64.Granularity; min = res->Data.Address64.Minimum; max = res->Data.Address64.Maximum; length = res->Data.Address64.AddressLength; - name = "Address64"; break; default: KASSERT(res->Type == ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64, @@ -323,7 +319,6 @@ acpi_parse_resource(ACPI_RESOURCE *res, min = res->Data.ExtAddress64.Minimum; max = res->Data.ExtAddress64.Maximum; length = res->Data.ExtAddress64.AddressLength; - name = "ExtAddress64"; break; } if (length <= 0) Modified: head/sys/dev/acpica/acpi_smbat.c ============================================================================== --- head/sys/dev/acpica/acpi_smbat.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/acpica/acpi_smbat.c Sun Mar 30 23:43:36 2014 (r263954) @@ -345,7 +345,7 @@ acpi_smbat_get_bst(device_t dev, struct { struct acpi_smbat_softc *sc; int error; - uint32_t cap_units, factor; + uint32_t factor; int16_t val; uint8_t addr; @@ -362,13 +362,10 @@ acpi_smbat_get_bst(device_t dev, struct if (acpi_smbus_read_2(sc, addr, SMBATT_CMD_BATTERY_MODE, &val)) goto out; - if (val & SMBATT_BM_CAPACITY_MODE) { + if (val & SMBATT_BM_CAPACITY_MODE) factor = 10; - cap_units = ACPI_BIF_UNITS_MW; - } else { + else factor = 1; - cap_units = ACPI_BIF_UNITS_MA; - } /* get battery status */ if (acpi_smbus_read_2(sc, addr, SMBATT_CMD_BATTERY_STATUS, &val)) Modified: head/sys/dev/advansys/advansys.c ============================================================================== --- head/sys/dev/advansys/advansys.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/advansys/advansys.c Sun Mar 30 23:43:36 2014 (r263954) @@ -1005,7 +1005,6 @@ adv_run_doneq(struct adv_softc *adv) struct adv_ccb_info *cinfo; u_int done_qaddr; u_int sg_queue_cnt; - int aborted; done_qaddr = ADV_QNO_TO_QADDR(done_qno); @@ -1050,8 +1049,6 @@ adv_run_doneq(struct adv_softc *adv) #endif adv->cur_active -= sg_queue_cnt + 1; - aborted = (scsiq.q_status & QS_ABORTED) != 0; - if ((scsiq.q_status != QS_DONE) && (scsiq.q_status & QS_ABORTED) == 0) panic("adv_qdone: completed scsiq with unknown status"); Modified: head/sys/dev/advansys/advlib.c ============================================================================== --- head/sys/dev/advansys/advlib.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/advansys/advlib.c Sun Mar 30 23:43:36 2014 (r263954) @@ -1051,12 +1051,10 @@ adv_isr_chip_halted(struct adv_softc *ad q_cntl &= ~QC_MSG_OUT; adv_write_lram_8(adv, halt_q_addr + ADV_SCSIQ_B_CNTL, q_cntl); } else if (int_halt_code == ADV_HALT_SS_QUEUE_FULL) { - u_int8_t scsi_status; union ccb *ccb; u_int32_t cinfo_index; - scsi_status = adv_read_lram_8(adv, halt_q_addr - + ADV_SCSIQ_SCSI_STATUS); + adv_read_lram_8(adv, halt_q_addr + ADV_SCSIQ_SCSI_STATUS); cinfo_index = adv_read_lram_32(adv, halt_q_addr + ADV_SCSIQ_D_CINFO_IDX); ccb = adv->ccb_infos[cinfo_index].ccb; @@ -1714,13 +1712,9 @@ adv_send_scsi_queue(struct adv_softc *ad { u_int8_t free_q_head; u_int8_t next_qp; - u_int8_t tid_no; - u_int8_t target_ix; int retval; retval = 1; - target_ix = scsiq->q2.target_ix; - tid_no = ADV_TIX_TO_TID(target_ix); free_q_head = adv_read_lram_16(adv, ADVV_FREE_Q_HEAD_W) & 0xFF; if ((next_qp = adv_alloc_free_queues(adv, free_q_head, n_q_required)) != ADV_QLINK_END) { Modified: head/sys/dev/advansys/adwcam.c ============================================================================== --- head/sys/dev/advansys/adwcam.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/advansys/adwcam.c Sun Mar 30 23:43:36 2014 (r263954) @@ -344,12 +344,10 @@ adw_action(struct cam_sim *sim, union cc case XPT_SCSI_IO: /* Execute the requested I/O operation */ { struct ccb_scsiio *csio; - struct ccb_hdr *ccbh; struct acb *acb; int error; csio = &ccb->csio; - ccbh = &ccb->ccb_h; /* Max supported CDB length is 12 bytes */ if (csio->cdb_len > 12) { Modified: head/sys/dev/aic7xxx/aic79xx.c ============================================================================== --- head/sys/dev/aic7xxx/aic79xx.c Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/dev/aic7xxx/aic79xx.c Sun Mar 30 23:43:36 2014 (r263954) @@ -1059,9 +1059,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, { struct ahd_devinfo devinfo; struct scb *scb; - struct ahd_initiator_tinfo *targ_info; struct ahd_tmode_tstate *tstate; - struct ahd_transinfo *tinfo; u_int scbid; /* @@ -1090,12 +1088,11 @@ ahd_handle_seqint(struct ahd_softc *ahd, SCB_GET_LUN(scb), SCB_GET_CHANNEL(ahd, scb), ROLE_INITIATOR); - targ_info = ahd_fetch_transinfo(ahd, - devinfo.channel, - devinfo.our_scsiid, - devinfo.target, - &tstate); - tinfo = &targ_info->curr; + ahd_fetch_transinfo(ahd, + devinfo.channel, + devinfo.our_scsiid, + devinfo.target, + &tstate); ahd_set_width(ahd, &devinfo, MSG_EXT_WDTR_BUS_8_BIT, AHD_TRANS_ACTIVE, /*paused*/TRUE); ahd_set_syncrate(ahd, &devinfo, /*period*/0, @@ -1817,7 +1814,6 @@ ahd_handle_transmission_error(struct ahd struct scb *scb; u_int scbid; u_int lqistat1; - u_int lqistat2; u_int msg_out; u_int curphase; u_int lastphase; @@ -1828,7 +1824,7 @@ ahd_handle_transmission_error(struct ahd scb = NULL; ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI); lqistat1 = ahd_inb(ahd, LQISTAT1) & ~(LQIPHASE_LQ|LQIPHASE_NLQ); - lqistat2 = ahd_inb(ahd, LQISTAT2); + ahd_inb(ahd, LQISTAT2); if ((lqistat1 & (LQICRCI_NLQ|LQICRCI_LQ)) == 0 && (ahd->bugs & AHD_NLQICRC_DELAYED_BUG) != 0) { u_int lqistate; @@ -2780,10 +2776,8 @@ ahd_dump_sglist(struct scb *scb) sg_list = (struct ahd_dma64_seg*)scb->sg_list; for (i = 0; i < scb->sg_count; i++) { uint64_t addr; - uint32_t len; addr = aic_le64toh(sg_list[i].addr); - len = aic_le32toh(sg_list[i].len); printf("sg[%d] - Addr 0x%x%x : Length %d%s\n", i, (uint32_t)((addr >> 32) & 0xFFFFFFFF), @@ -3418,13 +3412,12 @@ ahd_update_pending_scbs(struct ahd_softc pending_scb_count = 0; LIST_FOREACH(pending_scb, &ahd->pending_scbs, pending_links) { struct ahd_devinfo devinfo; - struct ahd_initiator_tinfo *tinfo; struct ahd_tmode_tstate *tstate; ahd_scb_devinfo(ahd, &devinfo, pending_scb); - tinfo = ahd_fetch_transinfo(ahd, devinfo.channel, - devinfo.our_scsiid, - devinfo.target, &tstate); + ahd_fetch_transinfo(ahd, devinfo.channel, + devinfo.our_scsiid, + devinfo.target, &tstate); if ((tstate->auto_negotiate & devinfo.target_mask) == 0 && (pending_scb->flags & SCB_AUTO_NEGOTIATE) != 0) { pending_scb->flags &= ~SCB_AUTO_NEGOTIATE; Modified: head/sys/sys/buf_ring.h ============================================================================== --- head/sys/sys/buf_ring.h Sun Mar 30 23:43:30 2014 (r263953) +++ head/sys/sys/buf_ring.h Sun Mar 30 23:43:36 2014 (r263954) @@ -172,7 +172,10 @@ buf_ring_dequeue_mc(struct buf_ring *br) static __inline void * buf_ring_dequeue_sc(struct buf_ring *br) { - uint32_t cons_head, cons_next, cons_next_next; + uint32_t cons_head, cons_next; +#ifdef PREFETCH_DEFINED + uint32_t cons_next_next; +#endif uint32_t prod_tail; void *buf; @@ -180,7 +183,9 @@ buf_ring_dequeue_sc(struct buf_ring *br) prod_tail = br->br_prod_tail; cons_next = (cons_head + 1) & br->br_cons_mask; +#ifdef PREFETCH_DEFINED cons_next_next = (cons_head + 2) & br->br_cons_mask; +#endif if (cons_head == prod_tail) return (NULL);
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