diff options
Diffstat (limited to 'drivers')
32 files changed, 285 insertions, 244 deletions
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index cbc3b62cd9e5..d904625afd40 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -4,7 +4,7 @@ * * Debug traces for zfcp. * - * Copyright IBM Corp. 2002, 2020 + * Copyright IBM Corp. 2002, 2023 */ #define KMSG_COMPONENT "zfcp" @@ -146,6 +146,48 @@ void zfcp_dbf_hba_fsf_fces(char *tag, const struct zfcp_fsf_req *req, u64 wwpn, } /** + * zfcp_dbf_hba_fsf_reqid - trace only the tag and a request ID + * @tag: tag documenting the source + * @level: trace level + * @adapter: adapter instance the request ID belongs to + * @req_id: the request ID to trace + */ +void zfcp_dbf_hba_fsf_reqid(const char *const tag, const int level, + struct zfcp_adapter *const adapter, + const u64 req_id) +{ + struct zfcp_dbf *const dbf = adapter->dbf; + struct zfcp_dbf_hba *const rec = &dbf->hba_buf; + struct zfcp_dbf_hba_res *const res = &rec->u.res; + unsigned long flags; + + if (unlikely(!debug_level_enabled(dbf->hba, level))) + return; + + spin_lock_irqsave(&dbf->hba_lock, flags); + memset(rec, 0, sizeof(*rec)); + + memcpy(rec->tag, tag, ZFCP_DBF_TAG_LEN); + + rec->id = ZFCP_DBF_HBA_RES; + rec->fsf_req_id = req_id; + rec->fsf_req_status = ~0u; + rec->fsf_cmd = ~0u; + rec->fsf_seq_no = ~0u; + + res->req_issued = ~0ull; + res->prot_status = ~0u; + memset(res->prot_status_qual, 0xff, sizeof(res->prot_status_qual)); + res->fsf_status = ~0u; + memset(res->fsf_status_qual, 0xff, sizeof(res->fsf_status_qual)); + res->port_handle = ~0u; + res->lun_handle = ~0u; + + debug_event(dbf->hba, level, rec, sizeof(*rec)); + spin_unlock_irqrestore(&dbf->hba_lock, flags); +} + +/** * zfcp_dbf_hba_fsf_uss - trace event for an unsolicited status buffer * @tag: tag indicating which kind of unsolicited status has been received * @req: request providing the unsolicited status @@ -649,7 +691,7 @@ void zfcp_dbf_scsi_common(char *tag, int level, struct scsi_device *sdev, rec->scsi_id = sc->device->id; rec->scsi_lun = (u32)sc->device->lun; rec->scsi_lun_64_hi = (u32)(sc->device->lun >> 32); - rec->host_scribble = (unsigned long)sc->host_scribble; + rec->host_scribble = (u64)sc->host_scribble; memcpy(rec->scsi_opcode, sc->cmnd, min_t(int, sc->cmd_len, ZFCP_DBF_SCSI_OPCODE)); diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 94de55304a02..6c761299a22f 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -129,7 +129,7 @@ struct zfcp_erp_action { struct scsi_device *sdev; u32 status; /* recovery status */ enum zfcp_erp_steps step; /* active step of this erp action */ - unsigned long fsf_req_id; + u64 fsf_req_id; struct timer_list timer; }; @@ -163,7 +163,7 @@ struct zfcp_adapter { struct Scsi_Host *scsi_host; /* Pointer to mid-layer */ struct list_head port_list; /* remote port list */ rwlock_t port_list_lock; /* port list lock */ - unsigned long req_no; /* unique FSF req number */ + u64 req_no; /* unique FSF req number */ struct zfcp_reqlist *req_list; u32 fsf_req_seq_no; /* FSF cmnd seq number */ rwlock_t abort_lock; /* Protects against SCSI @@ -325,7 +325,7 @@ static inline u64 zfcp_scsi_dev_lun(struct scsi_device *sdev) */ struct zfcp_fsf_req { struct list_head list; - unsigned long req_id; + u64 req_id; struct zfcp_adapter *adapter; struct zfcp_qdio_req qdio_req; struct completion completion; diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index c302cbb18a55..9f5152b42b0e 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -4,7 +4,7 @@ * * External function declarations. * - * Copyright IBM Corp. 2002, 2020 + * Copyright IBM Corp. 2002, 2023 */ #ifndef ZFCP_EXT_H @@ -46,6 +46,9 @@ extern void zfcp_dbf_hba_fsf_res(char *, int, struct zfcp_fsf_req *); extern void zfcp_dbf_hba_fsf_fces(char *tag, const struct zfcp_fsf_req *req, u64 wwpn, u32 fc_security_old, u32 fc_security_new); +extern void zfcp_dbf_hba_fsf_reqid(const char *const tag, const int level, + struct zfcp_adapter *const adapter, + const u64 req_id); extern void zfcp_dbf_hba_bit_err(char *, struct zfcp_fsf_req *); extern void zfcp_dbf_hba_def_err(struct zfcp_adapter *, u64, u16, void **); extern void zfcp_dbf_san_req(char *, struct zfcp_fsf_req *, u32); diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index ab3ea529cca7..ceed1b6f7cb6 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -4,7 +4,7 @@ * * Implementation of FSF commands. * - * Copyright IBM Corp. 2002, 2020 + * Copyright IBM Corp. 2002, 2023 */ #define KMSG_COMPONENT "zfcp" @@ -884,7 +884,7 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *req) const bool is_srb = zfcp_fsf_req_is_status_read_buffer(req); struct zfcp_adapter *adapter = req->adapter; struct zfcp_qdio *qdio = adapter->qdio; - unsigned long req_id = req->req_id; + u64 req_id = req->req_id; zfcp_reqlist_add(adapter->req_list, req); @@ -892,8 +892,11 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *req) req->issued = get_tod_clock(); if (zfcp_qdio_send(qdio, &req->qdio_req)) { del_timer_sync(&req->timer); + /* lookup request again, list might have changed */ - zfcp_reqlist_find_rm(adapter->req_list, req_id); + if (zfcp_reqlist_find_rm(adapter->req_list, req_id) == NULL) + zfcp_dbf_hba_fsf_reqid("fsrsrmf", 1, adapter, req_id); + zfcp_erp_adapter_reopen(adapter, 0, "fsrs__1"); return -EIO; } @@ -1042,7 +1045,7 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_cmnd(struct scsi_cmnd *scmnd) struct scsi_device *sdev = scmnd->device; struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); struct zfcp_qdio *qdio = zfcp_sdev->port->adapter->qdio; - unsigned long old_req_id = (unsigned long) scmnd->host_scribble; + u64 old_req_id = (u64) scmnd->host_scribble; spin_lock_irq(&qdio->req_q_lock); if (zfcp_qdio_sbal_get(qdio)) @@ -1065,7 +1068,7 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_cmnd(struct scsi_cmnd *scmnd) req->handler = zfcp_fsf_abort_fcp_command_handler; req->qtcb->header.lun_handle = zfcp_sdev->lun_handle; req->qtcb->header.port_handle = zfcp_sdev->port->handle; - req->qtcb->bottom.support.req_handle = (u64) old_req_id; + req->qtcb->bottom.support.req_handle = old_req_id; zfcp_fsf_start_timer(req, ZFCP_FSF_SCSI_ER_TIMEOUT); if (!zfcp_fsf_req_send(req)) { @@ -1919,7 +1922,7 @@ int zfcp_fsf_open_wka_port(struct zfcp_fc_wka_port *wka_port) { struct zfcp_qdio *qdio = wka_port->adapter->qdio; struct zfcp_fsf_req *req; - unsigned long req_id = 0; + u64 req_id = 0; int retval = -EIO; spin_lock_irq(&qdio->req_q_lock); @@ -1978,7 +1981,7 @@ int zfcp_fsf_close_wka_port(struct zfcp_fc_wka_port *wka_port) { struct zfcp_qdio *qdio = wka_port->adapter->qdio; struct zfcp_fsf_req *req; - unsigned long req_id = 0; + u64 req_id = 0; int retval = -EIO; spin_lock_irq(&qdio->req_q_lock); @@ -2587,6 +2590,7 @@ int zfcp_fsf_fcp_cmnd(struct scsi_cmnd *scsi_cmnd) goto out; } + BUILD_BUG_ON(sizeof(scsi_cmnd->host_scribble) < sizeof(req->req_id)); scsi_cmnd->host_scribble = (unsigned char *) req->req_id; io = &req->qtcb->bottom.io; @@ -2732,7 +2736,7 @@ void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx) struct qdio_buffer *sbal = qdio->res_q[sbal_idx]; struct qdio_buffer_element *sbale; struct zfcp_fsf_req *fsf_req; - unsigned long req_id; + u64 req_id; int idx; for (idx = 0; idx < QDIO_MAX_ELEMENTS_PER_BUFFER; idx++) { @@ -2747,7 +2751,7 @@ void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx) * corruption and must stop the machine immediately. */ zfcp_qdio_siosl(adapter); - panic("error: unknown req_id (%lx) on adapter %s.\n", + panic("error: unknown req_id (%llx) on adapter %s.\n", req_id, dev_name(&adapter->ccw_device->dev)); } diff --git a/drivers/s390/scsi/zfcp_qdio.h b/drivers/s390/scsi/zfcp_qdio.h index 390706867df3..90134d9b69a7 100644 --- a/drivers/s390/scsi/zfcp_qdio.h +++ b/drivers/s390/scsi/zfcp_qdio.h @@ -115,7 +115,7 @@ zfcp_qdio_sbale_curr(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) */ static inline void zfcp_qdio_req_init(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, - unsigned long req_id, u8 sbtype, void *data, u32 len) + u64 req_id, u8 sbtype, void *data, u32 len) { struct qdio_buffer_element *sbale; int count = min(atomic_read(&qdio->req_q_free), diff --git a/drivers/s390/scsi/zfcp_reqlist.h b/drivers/s390/scsi/zfcp_reqlist.h index 9b8ff249e31c..59fbb1b128cb 100644 --- a/drivers/s390/scsi/zfcp_reqlist.h +++ b/drivers/s390/scsi/zfcp_reqlist.h @@ -5,14 +5,16 @@ * Data structure and helper functions for tracking pending FSF * requests. * - * Copyright IBM Corp. 2009, 2016 + * Copyright IBM Corp. 2009, 2023 */ #ifndef ZFCP_REQLIST_H #define ZFCP_REQLIST_H +#include <linux/types.h> + /* number of hash buckets */ -#define ZFCP_REQ_LIST_BUCKETS 128 +#define ZFCP_REQ_LIST_BUCKETS 128u /** * struct zfcp_reqlist - Container for request list (reqlist) @@ -24,7 +26,7 @@ struct zfcp_reqlist { struct list_head buckets[ZFCP_REQ_LIST_BUCKETS]; }; -static inline int zfcp_reqlist_hash(unsigned long req_id) +static inline size_t zfcp_reqlist_hash(u64 req_id) { return req_id % ZFCP_REQ_LIST_BUCKETS; } @@ -37,7 +39,7 @@ static inline int zfcp_reqlist_hash(unsigned long req_id) */ static inline struct zfcp_reqlist *zfcp_reqlist_alloc(void) { - unsigned int i; + size_t i; struct zfcp_reqlist *rl; rl = kzalloc(sizeof(struct zfcp_reqlist), GFP_KERNEL); @@ -60,7 +62,7 @@ static inline struct zfcp_reqlist *zfcp_reqlist_alloc(void) */ static inline int zfcp_reqlist_isempty(struct zfcp_reqlist *rl) { - unsigned int i; + size_t i; for (i = 0; i < ZFCP_REQ_LIST_BUCKETS; i++) if (!list_empty(&rl->buckets[i])) @@ -81,10 +83,10 @@ static inline void zfcp_reqlist_free(struct zfcp_reqlist *rl) } static inline struct zfcp_fsf_req * -_zfcp_reqlist_find(struct zfcp_reqlist *rl, unsigned long req_id) +_zfcp_reqlist_find(struct zfcp_reqlist *rl, u64 req_id) { struct zfcp_fsf_req *req; - unsigned int i; + size_t i; i = zfcp_reqlist_hash(req_id); list_for_each_entry(req, &rl->buckets[i], list) @@ -102,7 +104,7 @@ _zfcp_reqlist_find(struct zfcp_reqlist *rl, unsigned long req_id) * or NULL if there is no known FSF request with this id. */ static inline struct zfcp_fsf_req * -zfcp_reqlist_find(struct zfcp_reqlist *rl, unsigned long req_id) +zfcp_reqlist_find(struct zfcp_reqlist *rl, u64 req_id) { unsigned long flags; struct zfcp_fsf_req *req; @@ -127,7 +129,7 @@ zfcp_reqlist_find(struct zfcp_reqlist *rl, unsigned long req_id) * NULL if it has not been found. */ static inline struct zfcp_fsf_req * -zfcp_reqlist_find_rm(struct zfcp_reqlist *rl, unsigned long req_id) +zfcp_reqlist_find_rm(struct zfcp_reqlist *rl, u64 req_id) { unsigned long flags; struct zfcp_fsf_req *req; @@ -154,7 +156,7 @@ zfcp_reqlist_find_rm(struct zfcp_reqlist *rl, unsigned long req_id) static inline void zfcp_reqlist_add(struct zfcp_reqlist *rl, struct zfcp_fsf_req *req) { - unsigned int i; + size_t i; unsigned long flags; i = zfcp_reqlist_hash(req->req_id); @@ -172,7 +174,7 @@ static inline void zfcp_reqlist_add(struct zfcp_reqlist *rl, static inline void zfcp_reqlist_move(struct zfcp_reqlist *rl, struct list_head *list) { - unsigned int i; + size_t i; unsigned long flags; spin_lock_irqsave(&rl->lock, flags); @@ -200,7 +202,7 @@ zfcp_reqlist_apply_for_all(struct zfcp_reqlist *rl, { struct zfcp_fsf_req *req; unsigned long flags; - unsigned int i; + size_t i; spin_lock_irqsave(&rl->lock, flags); for (i = 0; i < ZFCP_REQ_LIST_BUCKETS; i++) diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 526ac240d9fe..3dbf4b21d127 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -170,7 +170,7 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt) (struct zfcp_adapter *) scsi_host->hostdata[0]; struct zfcp_fsf_req *old_req, *abrt_req; unsigned long flags; - unsigned long old_reqid = (unsigned long) scpnt->host_scribble; + u64 old_reqid = (u64) scpnt->host_scribble; int retval = SUCCESS, ret; int retry = 3; char *dbf_tag; diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h index 3687b5c0cf90..d8fc7beafa20 100644 --- a/drivers/scsi/cxgbi/libcxgbi.h +++ b/drivers/scsi/cxgbi/libcxgbi.h @@ -24,7 +24,6 @@ #include <linux/scatterlist.h> #include <linux/skbuff.h> #include <linux/vmalloc.h> -#include <linux/version.h> #include <scsi/scsi_device.h> #include <scsi/libiscsi_tcp.h> diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 12346e2297fd..f7f62e56afca 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -181,6 +181,7 @@ void scsi_remove_host(struct Scsi_Host *shost) scsi_forget_host(shost); mutex_unlock(&shost->scan_mutex); scsi_proc_host_rm(shost); + scsi_proc_hostdir_rm(shost->hostt); /* * New SCSI devices cannot be attached anymore because of the SCSI host @@ -340,6 +341,7 @@ static void scsi_host_dev_release(struct device *dev) struct Scsi_Host *shost = dev_to_shost(dev); struct device *parent = dev->parent; + /* In case scsi_remove_host() has not been called. */ scsi_proc_hostdir_rm(shost->hostt); /* Wait for functions invoked through call_rcu(&scmd->rcu, ...) */ @@ -356,7 +358,7 @@ static void scsi_host_dev_release(struct device *dev) /* * Free the shost_dev device name here if scsi_host_alloc() * and scsi_host_put() have been called but neither - * scsi_host_add() nor scsi_host_remove() has been called. + * scsi_host_add() nor scsi_remove_host() has been called. * This avoids that the memory allocated for the shost_dev * name is leaked. */ diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 198d3f20d682..c74053f0b72f 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -1516,23 +1516,22 @@ static void ipr_process_ccn(struct ipr_cmnd *ipr_cmd) } /** - * strip_and_pad_whitespace - Strip and pad trailing whitespace. - * @i: index into buffer - * @buf: string to modify + * strip_whitespace - Strip and pad trailing whitespace. + * @i: size of buffer + * @buf: string to modify * - * This function will strip all trailing whitespace, pad the end - * of the string with a single space, and NULL terminate the string. + * This function will strip all trailing whitespace and + * NUL terminate the string. * - * Return value: - * new length of string **/ -static int strip_and_pad_whitespace(int i, char *buf) +static void strip_whitespace(int i, char *buf) { + if (i < 1) + return; + i--; while (i && buf[i] == ' ') i--; - buf[i+1] = ' '; - buf[i+2] = '\0'; - return i + 2; + buf[i+1] = '\0'; } /** @@ -1547,19 +1546,21 @@ static int strip_and_pad_whitespace(int i, char *buf) static void ipr_log_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb, struct ipr_vpd *vpd) { - char buffer[IPR_VENDOR_ID_LEN + IPR_PROD_ID_LEN + IPR_SERIAL_NUM_LEN + 3]; - int i = 0; + char vendor_id[IPR_VENDOR_ID_LEN + 1]; + char product_id[IPR_PROD_ID_LEN + 1]; + char sn[IPR_SERIAL_NUM_LEN + 1]; - memcpy(buffer, vpd->vpids.vendor_id, IPR_VENDOR_ID_LEN); - i = strip_and_pad_whitespace(IPR_VENDOR_ID_LEN - 1, buffer); + memcpy(vendor_id, vpd->vpids.vendor_id, IPR_VENDOR_ID_LEN); + strip_whitespace(IPR_VENDOR_ID_LEN, vendor_id); - memcpy(&buffer[i], vpd->vpids.product_id, IPR_PROD_ID_LEN); - i = strip_and_pad_whitespace(i + IPR_PROD_ID_LEN - 1, buffer); + memcpy(product_id, vpd->vpids.product_id, IPR_PROD_ID_LEN); + strip_whitespace(IPR_PROD_ID_LEN, product_id); - memcpy(&buffer[i], vpd->sn, IPR_SERIAL_NUM_LEN); - buffer[IPR_SERIAL_NUM_LEN + i] = '\0'; + memcpy(sn, vpd->sn, IPR_SERIAL_NUM_LEN); + strip_whitespace(IPR_SERIAL_NUM_LEN, sn); - ipr_hcam_err(hostrcb, "%s VPID/SN: %s\n", prefix, buffer); + ipr_hcam_err(hostrcb, "%s VPID/SN: %s %s %s\n", prefix, + vendor_id, product_id, sn); } /** @@ -9495,11 +9496,10 @@ static pci_ers_result_t ipr_pci_error_detected(struct pci_dev *pdev, * This function takes care of initilizing the adapter to the point * where it can accept new commands. * Return value: - * 0 on success / -EIO on failure + * none **/ -static int ipr_probe_ioa_part2(struct ipr_ioa_cfg *ioa_cfg) +static void ipr_probe_ioa_part2(struct ipr_ioa_cfg *ioa_cfg) { - int rc = 0; unsigned long host_lock_flags = 0; ENTER; @@ -9515,7 +9515,6 @@ static int ipr_probe_ioa_part2(struct ipr_ioa_cfg *ioa_cfg) spin_unlock_irqrestore(ioa_cfg->host->host_lock, host_lock_flags); LEAVE; - return rc; } /** @@ -10558,12 +10557,7 @@ static int ipr_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) return rc; ioa_cfg = pci_get_drvdata(pdev); - rc = ipr_probe_ioa_part2(ioa_cfg); - - if (rc) { - __ipr_remove(pdev); - return rc; - } + ipr_probe_ioa_part2(ioa_cfg); rc = scsi_add_host(ioa_cfg->host, &pdev->dev); diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 76c3434f8976..22f2e046e8eb 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -2541,7 +2541,7 @@ lpfc_sriov_hw_max_virtfn_show(struct device *dev, /** * lpfc_enable_bbcr_set: Sets an attribute value. - * @phba: pointer the the adapter structure. + * @phba: pointer to the adapter structure. * @val: integer attribute value. * * Description: @@ -2632,7 +2632,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ * takes a default argument, a minimum and maximum argument. * * lpfc_##attr##_init: Initializes an attribute. - * @phba: pointer the the adapter structure. + * @phba: pointer to the adapter structure. * @val: integer attribute value. * * Validates the min and max values then sets the adapter config field @@ -2665,7 +2665,7 @@ lpfc_##attr##_init(struct lpfc_hba *phba, uint val) \ * into a function with the name lpfc_hba_queue_depth_set * * lpfc_##attr##_set: Sets an attribute value. - * @phba: pointer the the adapter structure. + * @phba: pointer to the adapter structure. * @val: integer attribute value. * * Description: @@ -2794,7 +2794,7 @@ lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \ * lpfc_##attr##_init: validates the min and max values then sets the * adapter config field accordingly, or uses the default if out of range * and prints an error message. - * @phba: pointer the the adapter structure. + * @phba: pointer to the adapter structure. * @val: integer attribute value. * * Returns: @@ -2826,7 +2826,7 @@ lpfc_##attr##_init(struct lpfc_vport *vport, uint val) \ * lpfc_##attr##_set: validates the min and max values then sets the * adapter config field if in the valid range. prints error message * and does not set the parameter if invalid. - * @phba: pointer the the adapter structure. + * @phba: pointer to the adapter structure. * @val: integer attribute value. * * Returns: diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 569639dc8b2c..35b252f1ef73 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -8886,7 +8886,7 @@ reject_out: * @rrq: Pointer to the rrq struct. * * Build a ELS RRQ command and send it to the target. If the issue_iocb is - * Successful the the completion handler will clear the RRQ. + * successful, the completion handler will clear the RRQ. * * Return codes * 0 - Successfully sent rrq els iocb. @@ -10287,7 +10287,7 @@ lpfc_els_rcv_fpin(struct lpfc_vport *vport, void *p, u32 fpin_length) /* Send every descriptor individually to the upper layer */ if (deliver) fc_host_fpin_rcv(lpfc_shost_from_vport(vport), - fpin_length, (char *)fpin); + fpin_length, (char *)fpin, 0); desc_cnt++; } } diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index a6df0a5b4006..66cd0b1dbbd0 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -2459,7 +2459,7 @@ static void lpfc_sli4_fcf_pri_list_del(struct lpfc_hba *phba, * @phba: pointer to lpfc hba data structure. * @fcf_index: the index of the fcf record to update * This routine acquires the hbalock and then set the LPFC_FCF_FLOGI_FAILED - * flag so the the round robin slection for the particular priority level + * flag so the round robin selection for the particular priority level * will try a different fcf record that does not have this bit set. * If the fcf record is re-read for any reason this flag is cleared brfore * adding it to the priority list. diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 6eb4085a3a22..61958a24a43d 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -5502,7 +5502,7 @@ lpfc_sli4_async_link_evt(struct lpfc_hba *phba, bf_set(lpfc_mbx_read_top_link_spd, la, (bf_get(lpfc_acqe_link_speed, acqe_link))); - /* Fake the the following irrelvant fields */ + /* Fake the following irrelevant fields */ bf_set(lpfc_mbx_read_top_topology, la, LPFC_TOPOLOGY_PT_PT); bf_set(lpfc_mbx_read_top_alpa_granted, la, 0); bf_set(lpfc_mbx_read_top_il, la, 0); @@ -12549,7 +12549,7 @@ lpfc_cpu_affinity_check(struct lpfc_hba *phba, int vectors) /* Mark CPU as IRQ not assigned by the kernel */ cpup->flag |= LPFC_CPU_MAP_UNASSIGN; - /* If so, find a new_cpup thats on the the SAME + /* If so, find a new_cpup that is on the SAME * phys_id as cpup. start_cpu will start where we * left off so all unassigned entries don't get assgined * the IRQ of the first entry. diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index 9858b1743769..0dfdc0c4c08c 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -2509,7 +2509,7 @@ lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox) * information via a READ_FCF mailbox command. This mailbox command also is used * to indicate where received unsolicited frames from this FCF will be sent. By * default this routine will set up the FCF to forward all unsolicited frames - * the the RQ ID passed in the @phba. This can be overridden by the caller for + * to the RQ ID passed in the @phba. This can be overridden by the caller for * more complicated setups. **/ void @@ -2577,7 +2577,7 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox) * information via a READ_FCF mailbox command. This mailbox command also is used * to indicate where received unsolicited frames from this FCF will be sent. By * default this routine will set up the FCF to forward all unsolicited frames - * the the RQ ID passed in the @phba. This can be overridden by the caller for + * to the RQ ID passed in the @phba. This can be overridden by the caller for * more complicated setups. **/ void diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c index f7cfac0da9b6..7517dd55fe91 100644 --- a/drivers/scsi/lpfc/lpfc_nvmet.c +++ b/drivers/scsi/lpfc/lpfc_nvmet.c @@ -1469,7 +1469,7 @@ lpfc_nvmet_cleanup_io_context(struct lpfc_hba *phba) if (!infop) return; - /* Cycle the the entire CPU context list for every MRQ */ + /* Cycle the entire CPU context list for every MRQ */ for (i = 0; i < phba->cfg_nvmet_mrq; i++) { for_each_present_cpu(j) { infop = lpfc_get_ctx_list(phba, j, i); diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index edbd81c3b643..c5b69f313af3 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -20804,7 +20804,7 @@ lpfc_log_fw_write_cmpl(struct lpfc_hba *phba, u32 shdr_status, * the offset after the write object mailbox has completed. @size is used to * determine the end of the object and whether the eof bit should be set. * - * Return 0 is successful and offset will contain the the new offset to use + * Return 0 is successful and offset will contain the new offset to use * for the next write. * Return negative value for error cases. **/ diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h index def4c5e15cd8..23de2603e71f 100644 --- a/drivers/scsi/mpi3mr/mpi3mr.h +++ b/drivers/scsi/mpi3mr/mpi3mr.h @@ -29,7 +29,6 @@ #include <linux/types.h> #include <linux/uaccess.h> #include <linux/utsname.h> -#include <linux/version.h> #include <linux/workqueue.h> #include <asm/unaligned.h> #include <scsi/scsi.h> @@ -955,19 +954,16 @@ struct scmd_priv { * @chain_buf_count: Chain buffer count * @chain_buf_pool: Chain buffer pool * @chain_sgl_list: Chain SGL list - * @chain_bitmap_sz: Chain buffer allocator bitmap size * @chain_bitmap: Chain buffer allocator bitmap * @chain_buf_lock: Chain buffer list lock * @bsg_cmds: Command tracker for BSG command * @host_tm_cmds: Command tracker for task management commands * @dev_rmhs_cmds: Command tracker for device removal commands * @evtack_cmds: Command tracker for event ack commands - * @devrem_bitmap_sz: Device removal bitmap size * @devrem_bitmap: Device removal bitmap - * @dev_handle_bitmap_sz: Device handle bitmap size + * @dev_handle_bitmap_bits: Number of bits in device handle bitmap * @removepend_bitmap: Remove pending bitmap * @delayed_rmhs_list: Delayed device removal list - * @evtack_cmds_bitmap_sz: Event Ack bitmap size * @evtack_cmds_bitmap: Event Ack bitmap * @delayed_evtack_cmds_list: Delayed event acknowledgment list * @ts_update_counter: Timestamp update counter @@ -1128,7 +1124,6 @@ struct mpi3mr_ioc { u32 chain_buf_count; struct dma_pool *chain_buf_pool; struct chain_element *chain_sgl_list; - u16 chain_bitmap_sz; void *chain_bitmap; spinlock_t chain_buf_lock; @@ -1136,12 +1131,10 @@ struct mpi3mr_ioc { struct mpi3mr_drv_cmd host_tm_cmds; struct mpi3mr_drv_cmd dev_rmhs_cmds[MPI3MR_NUM_DEVRMCMD]; struct mpi3mr_drv_cmd evtack_cmds[MPI3MR_NUM_EVTACKCMD]; - u16 devrem_bitmap_sz; void *devrem_bitmap; - u16 dev_handle_bitmap_sz; + u16 dev_handle_bitmap_bits; void *removepend_bitmap; struct list_head delayed_rmhs_list; - u16 evtack_cmds_bitmap_sz; void *evtack_cmds_bitmap; struct list_head delayed_evtack_cmds_list; diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c index 9baac224b213..bff637702397 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_app.c +++ b/drivers/scsi/mpi3mr/mpi3mr_app.c @@ -293,7 +293,6 @@ out: static long mpi3mr_get_all_tgt_info(struct mpi3mr_ioc *mrioc, struct bsg_job *job) { - long rval = -EINVAL; u16 num_devices = 0, i = 0, size; unsigned long flags; struct mpi3mr_tgt_dev *tgtdev; @@ -304,7 +303,7 @@ static long mpi3mr_get_all_tgt_info(struct mpi3mr_ioc *mrioc, if (job->request_payload.payload_len < sizeof(u32)) { dprint_bsg_err(mrioc, "%s: invalid size argument\n", __func__); - return rval; + return -EINVAL; } spin_lock_irqsave(&mrioc->tgtdev_lock, flags); @@ -312,7 +311,7 @@ static long mpi3mr_get_all_tgt_info(struct mpi3mr_ioc *mrioc, num_devices++; spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); - if ((job->request_payload.payload_len == sizeof(u32)) || + if ((job->request_payload.payload_len <= sizeof(u64)) || list_empty(&mrioc->tgtdev_list)) { sg_copy_from_buffer(job->request_payload.sg_list, job->request_payload.sg_cnt, @@ -320,14 +319,14 @@ static long mpi3mr_get_all_tgt_info(struct mpi3mr_ioc *mrioc, return 0; } - kern_entrylen = (num_devices - 1) * sizeof(*devmap_info); - size = sizeof(*alltgt_info) + kern_entrylen; + kern_entrylen = num_devices * sizeof(*devmap_info); + size = sizeof(u64) + kern_entrylen; alltgt_info = kzalloc(size, GFP_KERNEL); if (!alltgt_info) return -ENOMEM; devmap_info = alltgt_info->dmi; - memset((u8 *)devmap_info, 0xFF, (kern_entrylen + sizeof(*devmap_info))); + memset((u8 *)devmap_info, 0xFF, kern_entrylen); spin_lock_irqsave(&mrioc->tgtdev_lock, flags); list_for_each_entry(tgtdev, &mrioc->tgtdev_list, list) { if (i < num_devices) { @@ -344,25 +343,18 @@ static long mpi3mr_get_all_tgt_info(struct mpi3mr_ioc *mrioc, num_devices = i; spin_unlock_irqrestore(&mrioc->tgtdev_lock, flags); - memcpy(&alltgt_info->num_devices, &num_devices, sizeof(num_devices)); + alltgt_info->num_devices = num_devices; - usr_entrylen = (job->request_payload.payload_len - sizeof(u32)) / sizeof(*devmap_info); + usr_entrylen = (job->request_payload.payload_len - sizeof(u64)) / + sizeof(*devmap_info); usr_entrylen *= sizeof(*devmap_info); min_entrylen = min(usr_entrylen, kern_entrylen); - if (min_entrylen && (!memcpy(&alltgt_info->dmi, devmap_info, min_entrylen))) { - dprint_bsg_err(mrioc, "%s:%d: device map info copy failed\n", - __func__, __LINE__); - rval = -EFAULT; - goto out; - } sg_copy_from_buffer(job->request_payload.sg_list, job->request_payload.sg_cnt, - alltgt_info, job->request_payload.payload_len); - rval = 0; -out: + alltgt_info, (min_entrylen + sizeof(u64))); kfree(alltgt_info); - return rval; + return 0; } /** * mpi3mr_get_change_count - Get topology change count diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c index 286a44506578..758f7ca9e0ee 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c @@ -1128,7 +1128,6 @@ static int mpi3mr_issue_and_process_mur(struct mpi3mr_ioc *mrioc, static int mpi3mr_revalidate_factsdata(struct mpi3mr_ioc *mrioc) { - u16 dev_handle_bitmap_sz; void *removepend_bitmap; if (mrioc->facts.reply_sz > mrioc->reply_sz) { @@ -1160,25 +1159,23 @@ mpi3mr_revalidate_factsdata(struct mpi3mr_ioc *mrioc) "\tcontroller while sas transport support is enabled at the\n" "\tdriver, please reboot the system or reload the driver\n"); - dev_handle_bitmap_sz = mrioc->facts.max_devhandle / 8; - if (mrioc->facts.max_devhandle % 8) - dev_handle_bitmap_sz++; - if (dev_handle_bitmap_sz > mrioc->dev_handle_bitmap_sz) { - removepend_bitmap = krealloc(mrioc->removepend_bitmap, - dev_handle_bitmap_sz, GFP_KERNEL); + if (mrioc->facts.max_devhandle > mrioc->dev_handle_bitmap_bits) { + removepend_bitmap = bitmap_zalloc(mrioc->facts.max_devhandle, + GFP_KERNEL); if (!removepend_bitmap) { ioc_err(mrioc, - "failed to increase removepend_bitmap sz from: %d to %d\n", - mrioc->dev_handle_bitmap_sz, dev_handle_bitmap_sz); + "failed to increase removepend_bitmap bits from %d to %d\n", + mrioc->dev_handle_bitmap_bits, + mrioc->facts.max_devhandle); return -EPERM; } - memset(removepend_bitmap + mrioc->dev_handle_bitmap_sz, 0, - dev_handle_bitmap_sz - mrioc->dev_handle_bitmap_sz); + bitmap_free(mrioc->removepend_bitmap); mrioc->removepend_bitmap = removepend_bitmap; ioc_info(mrioc, - "increased dev_handle_bitmap_sz from %d to %d\n", - mrioc->dev_handle_bitmap_sz, dev_handle_bitmap_sz); - mrioc->dev_handle_bitmap_sz = dev_handle_bitmap_sz; + "increased bits of dev_handle_bitmap from %d to %d\n", + mrioc->dev_handle_bitmap_bits, + mrioc->facts.max_devhandle); + mrioc->dev_handle_bitmap_bits = mrioc->facts.max_devhandle; } return 0; @@ -2957,27 +2954,18 @@ static int mpi3mr_alloc_reply_sense_bufs(struct mpi3mr_ioc *mrioc) if (!mrioc->pel_abort_cmd.reply) goto out_failed; - mrioc->dev_handle_bitmap_sz = mrioc->facts.max_devhandle / 8; - if (mrioc->facts.max_devhandle % 8) - mrioc->dev_handle_bitmap_sz++; - mrioc->removepend_bitmap = kzalloc(mrioc->dev_handle_bitmap_sz, - GFP_KERNEL); + mrioc->dev_handle_bitmap_bits = mrioc->facts.max_devhandle; + mrioc->removepend_bitmap = bitmap_zalloc(mrioc->dev_handle_bitmap_bits, + GFP_KERNEL); if (!mrioc->removepend_bitmap) goto out_failed; - mrioc->devrem_bitmap_sz = MPI3MR_NUM_DEVRMCMD / 8; - if (MPI3MR_NUM_DEVRMCMD % 8) - mrioc->devrem_bitmap_sz++; - mrioc->devrem_bitmap = kzalloc(mrioc->devrem_bitmap_sz, - GFP_KERNEL); + mrioc->devrem_bitmap = bitmap_zalloc(MPI3MR_NUM_DEVRMCMD, GFP_KERNEL); if (!mrioc->devrem_bitmap) goto out_failed; - mrioc->evtack_cmds_bitmap_sz = MPI3MR_NUM_EVTACKCMD / 8; - if (MPI3MR_NUM_EVTACKCMD % 8) - mrioc->evtack_cmds_bitmap_sz++; - mrioc->evtack_cmds_bitmap = kzalloc(mrioc->evtack_cmds_bitmap_sz, - GFP_KERNEL); + mrioc->evtack_cmds_bitmap = bitmap_zalloc(MPI3MR_NUM_EVTACKCMD, + GFP_KERNEL); if (!mrioc->evtack_cmds_bitmap) goto out_failed; @@ -3415,10 +3403,7 @@ static int mpi3mr_alloc_chain_bufs(struct mpi3mr_ioc *mrioc) if (!mrioc->chain_sgl_list[i].addr) goto out_failed; } - mrioc->chain_bitmap_sz = num_chains / 8; - if (num_chains % 8) - mrioc->chain_bitmap_sz++; - mrioc->chain_bitmap = kzalloc(mrioc->chain_bitmap_sz, GFP_KERNEL); + mrioc->chain_bitmap = bitmap_zalloc(num_chains, GFP_KERNEL); if (!mrioc->chain_bitmap) goto out_failed; return retval; @@ -4189,10 +4174,11 @@ void mpi3mr_memset_buffers(struct mpi3mr_ioc *mrioc) for (i = 0; i < MPI3MR_NUM_EVTACKCMD; i++) memset(mrioc->evtack_cmds[i].reply, 0, sizeof(*mrioc->evtack_cmds[i].reply)); - memset(mrioc->removepend_bitmap, 0, mrioc->dev_handle_bitmap_sz); - memset(mrioc->devrem_bitmap, 0, mrioc->devrem_bitmap_sz); - memset(mrioc->evtack_cmds_bitmap, 0, - mrioc->evtack_cmds_bitmap_sz); + bitmap_clear(mrioc->removepend_bitmap, 0, + mrioc->dev_handle_bitmap_bits); + bitmap_clear(mrioc->devrem_bitmap, 0, MPI3MR_NUM_DEVRMCMD); + bitmap_clear(mrioc->evtack_cmds_bitmap, 0, + MPI3MR_NUM_EVTACKCMD); } for (i = 0; i < mrioc->num_queues; i++) { @@ -4318,16 +4304,16 @@ void mpi3mr_free_mem(struct mpi3mr_ioc *mrioc) mrioc->evtack_cmds[i].reply = NULL; } - kfree(mrioc->removepend_bitmap); + bitmap_free(mrioc->removepend_bitmap); mrioc->removepend_bitmap = NULL; - kfree(mrioc->devrem_bitmap); + bitmap_free(mrioc->devrem_bitmap); mrioc->devrem_bitmap = NULL; - kfree(mrioc->evtack_cmds_bitmap); + bitmap_free(mrioc->evtack_cmds_bitmap); mrioc->evtack_cmds_bitmap = NULL; - kfree(mrioc->chain_bitmap); + bitmap_free(mrioc->chain_bitmap); mrioc->chain_bitmap = NULL; kfree(mrioc->transport_cmds.reply); @@ -4886,9 +4872,10 @@ int mpi3mr_soft_reset_handler(struct mpi3mr_ioc *mrioc, mpi3mr_flush_delayed_cmd_lists(mrioc); mpi3mr_flush_drv_cmds(mrioc); - memset(mrioc->devrem_bitmap, 0, mrioc->devrem_bitmap_sz); - memset(mrioc->removepend_bitmap, 0, mrioc->dev_handle_bitmap_sz); - memset(mrioc->evtack_cmds_bitmap, 0, mrioc->evtack_cmds_bitmap_sz); + bitmap_clear(mrioc->devrem_bitmap, 0, MPI3MR_NUM_DEVRMCMD); + bitmap_clear(mrioc->removepend_bitmap, 0, + mrioc->dev_handle_bitmap_bits); + bitmap_clear(mrioc->evtack_cmds_bitmap, 0, MPI3MR_NUM_EVTACKCMD); mpi3mr_flush_host_io(mrioc); mpi3mr_cleanup_fwevt_list(mrioc); mpi3mr_invalidate_devhandles(mrioc); diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 3306de7170f6..6eaeba41072c 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -4952,6 +4952,10 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id) mpi3mr_init_drv_cmd(&mrioc->dev_rmhs_cmds[i], MPI3MR_HOSTTAG_DEVRMCMD_MIN + i); + for (i = 0; i < MPI3MR_NUM_EVTACKCMD; i++) + mpi3mr_init_drv_cmd(&mrioc->evtack_cmds[i], + MPI3MR_HOSTTAG_EVTACKCMD_MIN + i); + if (pdev->revision) mrioc->enable_segqueue = true; diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c index 3fc897336b5e..3b61815979da 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_transport.c +++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c @@ -1280,7 +1280,7 @@ void mpi3mr_sas_host_add(struct mpi3mr_ioc *mrioc) if (mrioc->sas_hba.enclosure_handle) { if (!(mpi3mr_cfg_get_enclosure_pg0(mrioc, &ioc_status, - &encl_pg0, sizeof(dev_pg0), + &encl_pg0, sizeof(encl_pg0), MPI3_ENCLOS_PGAD_FORM_HANDLE, mrioc->sas_hba.enclosure_handle)) && (ioc_status == MPI3_IOCSTATUS_SUCCESS)) diff --git a/drivers/scsi/qedi/qedi_dbg.h b/drivers/scsi/qedi/qedi_dbg.h index 37d084086fd4..fdda12ef13b0 100644 --- a/drivers/scsi/qedi/qedi_dbg.h +++ b/drivers/scsi/qedi/qedi_dbg.h @@ -11,7 +11,6 @@ #include <linux/kernel.h> #include <linux/compiler.h> #include <linux/string.h> -#include <linux/version.h> #include <linux/pci.h> #include <linux/delay.h> #include <scsi/scsi_transport.h> diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 46e8b38603f0..030625ebb4e6 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -45,7 +45,7 @@ qla27xx_process_purex_fpin(struct scsi_qla_host *vha, struct purex_item *item) ql_dump_buffer(ql_dbg_init + ql_dbg_verbose, vha, 0x508f, pkt, pkt_size); - fc_host_fpin_rcv(vha->host, pkt_size, (char *)pkt); + fc_host_fpin_rcv(vha->host, pkt_size, (char *)pkt, 0); } const char *const port_state_str[] = { diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index abe93ec8b7d0..b7c569a42aa4 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -229,6 +229,7 @@ int scsi_execute_cmd(struct scsi_device *sdev, const unsigned char *cmd, scmd->cmd_len = COMMAND_SIZE(cmd[0]); memcpy(scmd->cmnd, cmd, scmd->cmd_len); scmd->allowed = retries; + scmd->flags |= args->scmd_flags; req->timeout = timeout; req->rq_flags |= RQF_QUIET; diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 0965f8a7134f..f12e9467ebb4 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -137,6 +137,7 @@ static const struct { { FCH_EVT_PORT_FABRIC, "port_fabric" }, { FCH_EVT_LINK_UNKNOWN, "link_unknown" }, { FCH_EVT_LINK_FPIN, "link_FPIN" }, + { FCH_EVT_LINK_FPIN_ACK, "link_FPIN_ACK" }, { FCH_EVT_VENDOR_UNIQUE, "vendor_unique" }, }; fc_enum_name_search(host_event_code, fc_host_event_code, @@ -894,17 +895,20 @@ fc_fpin_congn_stats_update(struct Scsi_Host *shost, * @shost: host the FPIN was received on * @fpin_len: length of FPIN payload, in bytes * @fpin_buf: pointer to FPIN payload - * + * @event_acknowledge: 1, if LLDD handles this event. * Notes: * This routine assumes no locks are held on entry. */ void -fc_host_fpin_rcv(struct Scsi_Host *shost, u32 fpin_len, char *fpin_buf) +fc_host_fpin_rcv(struct Scsi_Host *shost, u32 fpin_len, char *fpin_buf, + u8 event_acknowledge) { struct fc_els_fpin *fpin = (struct fc_els_fpin *)fpin_buf; struct fc_tlv_desc *tlv; u32 desc_cnt = 0, bytes_remain; u32 dtag; + enum fc_host_event_code event_code = + event_acknowledge ? FCH_EVT_LINK_FPIN_ACK : FCH_EVT_LINK_FPIN; /* Update Statistics */ tlv = (struct fc_tlv_desc *)&fpin->fpin_desc[0]; @@ -934,7 +938,7 @@ fc_host_fpin_rcv(struct Scsi_Host *shost, u32 fpin_len, char *fpin_buf) } fc_host_post_fc_event(shost, fc_get_event_number(), - FCH_EVT_LINK_FPIN, fpin_len, fpin_buf, 0); + event_code, fpin_len, fpin_buf, 0); } EXPORT_SYMBOL(fc_host_fpin_rcv); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index a38c71511bc9..4f28dd617eca 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -121,7 +121,6 @@ static void scsi_disk_release(struct device *cdev); static DEFINE_IDA(sd_index_ida); -static struct kmem_cache *sd_cdb_cache; static mempool_t *sd_page_pool; static struct lock_class_key sd_bio_compl_lkclass; @@ -2252,23 +2251,20 @@ static void sd_config_protection(struct scsi_disk *sdkp) { struct scsi_device *sdp = sdkp->device; - if (!sdkp->first_scan) - return; - sd_dif_config_host(sdkp); if (!sdkp->protection_type) return; if (!scsi_host_dif_capable(sdp->host, sdkp->protection_type)) { - sd_printk(KERN_NOTICE, sdkp, - "Disabling DIF Type %u protection\n", - sdkp->protection_type); + sd_first_printk(KERN_NOTICE, sdkp, + "Disabling DIF Type %u protection\n", + sdkp->protection_type); sdkp->protection_type = 0; } - sd_printk(KERN_NOTICE, sdkp, "Enabling DIF Type %u protection\n", - sdkp->protection_type); + sd_first_printk(KERN_NOTICE, sdkp, "Enabling DIF Type %u protection\n", + sdkp->protection_type); } static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp, @@ -3851,19 +3847,11 @@ static int __init init_sd(void) if (err) goto err_out; - sd_cdb_cache = kmem_cache_create("sd_ext_cdb", SD_EXT_CDB_SIZE, - 0, 0, NULL); - if (!sd_cdb_cache) { - printk(KERN_ERR "sd: can't init extended cdb cache\n"); - err = -ENOMEM; - goto err_out_class; - } - sd_page_pool = mempool_create_page_pool(SD_MEMPOOL_SIZE, 0); if (!sd_page_pool) { printk(KERN_ERR "sd: can't init discard page pool\n"); err = -ENOMEM; - goto err_out_cache; + goto err_out_class; } err = scsi_register_driver(&sd_template.gendrv); @@ -3874,10 +3862,6 @@ static int __init init_sd(void) err_out_driver: mempool_destroy(sd_page_pool); - -err_out_cache: - kmem_cache_destroy(sd_cdb_cache); - err_out_class: class_unregister(&sd_disk_class); err_out: @@ -3899,7 +3883,6 @@ static void __exit exit_sd(void) scsi_unregister_driver(&sd_template.gendrv); mempool_destroy(sd_page_pool); - kmem_cache_destroy(sd_cdb_cache); class_unregister(&sd_disk_class); diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c index 968993ee6d5d..1df847b5f747 100644 --- a/drivers/scsi/sd_dif.c +++ b/drivers/scsi/sd_dif.c @@ -39,8 +39,10 @@ void sd_dif_config_host(struct scsi_disk *sdkp) dif = 0; dix = 1; } - if (!dix) + if (!dix) { + blk_integrity_unregister(disk); return; + } memset(&bi, 0, sizeof(bi)); @@ -72,9 +74,9 @@ void sd_dif_config_host(struct scsi_disk *sdkp) bi.tag_size = sizeof(u16); } - sd_printk(KERN_NOTICE, sdkp, - "Enabling DIX %s, application tag size %u bytes\n", - bi.profile->name, bi.tag_size); + sd_first_printk(KERN_NOTICE, sdkp, + "Enabling DIX %s, application tag size %u bytes\n", + bi.profile->name, bi.tag_size); out: blk_integrity_register(disk, &bi); } diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c index 869ca9c7f23f..b11a9162e73a 100644 --- a/drivers/scsi/ses.c +++ b/drivers/scsi/ses.c @@ -439,8 +439,8 @@ int ses_match_host(struct enclosure_device *edev, void *data) } #endif /* 0 */ -static void ses_process_descriptor(struct enclosure_component *ecomp, - unsigned char *desc) +static int ses_process_descriptor(struct enclosure_component *ecomp, + unsigned char *desc, int max_desc_len) { int eip = desc[0] & 0x10; int invalid = desc[0] & 0x80; @@ -451,22 +451,32 @@ static void ses_process_descriptor(struct enclosure_component *ecomp, unsigned char *d; if (invalid) - return; + return 0; switch (proto) { case SCSI_PROTOCOL_FCP: if (eip) { + if (max_desc_len <= 7) + return 1; d = desc + 4; slot = d[3]; } break; case SCSI_PROTOCOL_SAS: + if (eip) { + if (max_desc_len <= 27) + return 1; d = desc + 4; slot = d[3]; d = desc + 8; - } else + } else { + if (max_desc_len <= 23) + return 1; d = desc + 4; + } + + /* only take the phy0 addr */ addr = (u64)d[12] << 56 | (u64)d[13] << 48 | @@ -483,6 +493,8 @@ static void ses_process_descriptor(struct enclosure_component *ecomp, } ecomp->slot = slot; scomp->addr = addr; + + return 0; } struct efd { @@ -555,7 +567,7 @@ static void ses_enclosure_data_process(struct enclosure_device *edev, /* skip past overall descriptor */ desc_ptr += len + 4; } - if (ses_dev->page10) + if (ses_dev->page10 && ses_dev->page10_len > 9) addl_desc_ptr = ses_dev->page10 + 8; type_ptr = ses_dev->page1_types; components = 0; @@ -563,17 +575,22 @@ static void ses_enclosure_data_process(struct enclosure_device *edev, for (j = 0; j < type_ptr[1]; j++) { char *name = NULL; struct enclosure_component *ecomp; + int max_desc_len; if (desc_ptr) { - if (desc_ptr >= buf + page7_len) { + if (desc_ptr + 3 >= buf + page7_len) { desc_ptr = NULL; } else { len = (desc_ptr[2] << 8) + desc_ptr[3]; desc_ptr += 4; - /* Add trailing zero - pushes into - * reserved space */ - desc_ptr[len] = '\0'; - name = desc_ptr; + if (desc_ptr + len > buf + page7_len) + desc_ptr = NULL; + else { + /* Add trailing zero - pushes into + * reserved space */ + desc_ptr[len] = '\0'; + name = desc_ptr; + } } } if (type_ptr[0] == ENCLOSURE_COMPONENT_DEVICE || @@ -589,10 +606,14 @@ static void ses_enclosure_data_process(struct enclosure_device *edev, ecomp = &edev->component[components++]; if (!IS_ERR(ecomp)) { - if (addl_desc_ptr) - ses_process_descriptor( - ecomp, - addl_desc_ptr); + if (addl_desc_ptr) { + max_desc_len = ses_dev->page10_len - + (addl_desc_ptr - ses_dev->page10); + if (ses_process_descriptor(ecomp, + addl_desc_ptr, + max_desc_len)) + addl_desc_ptr = NULL; + } if (create) enclosure_component_register( ecomp); @@ -609,9 +630,11 @@ static void ses_enclosure_data_process(struct enclosure_device *edev, /* these elements are optional */ type_ptr[0] == ENCLOSURE_COMPONENT_SCSI_TARGET_PORT || type_ptr[0] == ENCLOSURE_COMPONENT_SCSI_INITIATOR_PORT || - type_ptr[0] == ENCLOSURE_COMPONENT_CONTROLLER_ELECTRONICS)) + type_ptr[0] == ENCLOSURE_COMPONENT_CONTROLLER_ELECTRONICS)) { addl_desc_ptr += addl_desc_ptr[1] + 2; - + if (addl_desc_ptr + 1 >= ses_dev->page10 + ses_dev->page10_len) + addl_desc_ptr = NULL; + } } } kfree(buf); @@ -710,6 +733,12 @@ static int ses_intf_add(struct device *cdev, type_ptr[0] == ENCLOSURE_COMPONENT_ARRAY_DEVICE) components += type_ptr[1]; } + + if (components == 0) { + sdev_printk(KERN_WARNING, sdev, "enclosure has no enumerated components\n"); + goto err_free; + } + ses_dev->page1 = buf; ses_dev->page1_len = len; buf = NULL; @@ -833,7 +862,8 @@ static void ses_intf_remove_enclosure(struct scsi_device *sdev) kfree(ses_dev->page2); kfree(ses_dev); - kfree(edev->component[0].scratch); + if (edev->components) + kfree(edev->component[0].scratch); put_device(&edev->edev); enclosure_unregister(edev); diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 276a82b2e5ee..172d25fef740 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -1409,6 +1409,13 @@ static int ufshcd_devfreq_target(struct device *dev, struct ufs_clk_info *clki; unsigned long irq_flags; + /* + * Skip devfreq if UFS initialization is not finished. + * Otherwise ufs could be in a inconsistent state. + */ + if (!smp_load_acquire(&hba->logical_unit_scan_finished)) + return 0; + if (!ufshcd_is_clkscaling_supported(hba)) return -EINVAL; @@ -8392,22 +8399,6 @@ static int ufshcd_add_lus(struct ufs_hba *hba) if (ret) goto out; - /* Initialize devfreq after UFS device is detected */ - if (ufshcd_is_clkscaling_supported(hba)) { - memcpy(&hba->clk_scaling.saved_pwr_info.info, - &hba->pwr_info, - sizeof(struct ufs_pa_layer_attr)); - hba->clk_scaling.saved_pwr_info.is_valid = true; - hba->clk_scaling.is_allowed = true; - - ret = ufshcd_devfreq_init(hba); - if (ret) - goto out; - - hba->clk_scaling.is_enabled = true; - ufshcd_init_clk_scaling_sysfs(hba); - } - ufs_bsg_probe(hba); ufshpb_init(hba); scsi_scan_host(hba->host); @@ -8538,7 +8529,9 @@ static int ufshcd_device_init(struct ufs_hba *hba, bool init_dev_params) return ret; if (is_mcq_supported(hba) && !hba->scsi_host_added) { ret = ufshcd_alloc_mcq(hba); - if (ret) { + if (!ret) { + ufshcd_config_mcq(hba); + } else { /* Continue with SDB mode */ use_mcq_mode = false; dev_err(hba->dev, "MCQ mode is disabled, err=%d\n", @@ -8550,10 +8543,10 @@ static int ufshcd_device_init(struct ufs_hba *hba, bool init_dev_params) return ret; } hba->scsi_host_added = true; - } - /* MCQ may be disabled if ufshcd_alloc_mcq() fails */ - if (is_mcq_supported(hba) && use_mcq_mode) + } else if (is_mcq_supported(hba)) { + /* UFSHCD_QUIRK_REINIT_AFTER_MAX_GEAR_SWITCH is set */ ufshcd_config_mcq(hba); + } } ufshcd_tune_unipro_params(hba); @@ -8677,6 +8670,12 @@ out: if (ret) { pm_runtime_put_sync(hba->dev); ufshcd_hba_exit(hba); + } else { + /* + * Make sure that when reader code sees UFS initialization has finished, + * all initialization steps have really been executed. + */ + smp_store_release(&hba->logical_unit_scan_finished, true); } } @@ -9143,34 +9142,15 @@ static int ufshcd_execute_start_stop(struct scsi_device *sdev, enum ufs_dev_pwr_mode pwr_mode, struct scsi_sense_hdr *sshdr) { - unsigned char cdb[6] = { START_STOP, 0, 0, 0, pwr_mode << 4, 0 }; - struct request *req; - struct scsi_cmnd *scmd; - int ret; - - req = scsi_alloc_request(sdev->request_queue, REQ_OP_DRV_IN, - BLK_MQ_REQ_PM); - if (IS_ERR(req)) - return PTR_ERR(req); - - scmd = blk_mq_rq_to_pdu(req); - scmd->cmd_len = COMMAND_SIZE(cdb[0]); - memcpy(scmd->cmnd, cdb, scmd->cmd_len); - scmd->allowed = 0/*retries*/; - scmd->flags |= SCMD_FAIL_IF_RECOVERING; - req->timeout = 1 * HZ; - req->rq_flags |= RQF_PM | RQF_QUIET; - - blk_execute_rq(req, /*at_head=*/true); - - if (sshdr) - scsi_normalize_sense(scmd->sense_buffer, scmd->sense_len, - sshdr); - ret = scmd->result; - - blk_mq_free_request(req); + const unsigned char cdb[6] = { START_STOP, 0, 0, 0, pwr_mode << 4, 0 }; + const struct scsi_exec_args args = { + .sshdr = sshdr, + .req_flags = BLK_MQ_REQ_PM, + .scmd_flags = SCMD_FAIL_IF_RECOVERING, + }; - return ret; + return scsi_execute_cmd(sdev, cdb, REQ_OP_DRV_IN, /*buffer=*/NULL, + /*bufflen=*/0, /*timeout=*/HZ, /*retries=*/0, &args); } /** @@ -10336,12 +10316,30 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) */ ufshcd_set_ufs_dev_active(hba); + /* Initialize devfreq */ + if (ufshcd_is_clkscaling_supported(hba)) { + memcpy(&hba->clk_scaling.saved_pwr_info.info, + &hba->pwr_info, + sizeof(struct ufs_pa_layer_attr)); + hba->clk_scaling.saved_pwr_info.is_valid = true; + hba->clk_scaling.is_allowed = true; + + err = ufshcd_devfreq_init(hba); + if (err) + goto rpm_put_sync; + + hba->clk_scaling.is_enabled = true; + ufshcd_init_clk_scaling_sysfs(hba); + } + async_schedule(ufshcd_async_scan, hba); ufs_sysfs_add_nodes(hba->dev); device_enable_async_suspend(dev); return 0; +rpm_put_sync: + pm_runtime_put_sync(dev); free_tmf_queue: blk_mq_destroy_queue(hba->tmf_queue); blk_put_queue(hba->tmf_queue); diff --git a/drivers/ufs/host/Kconfig b/drivers/ufs/host/Kconfig index 663881437921..8793e3433580 100644 --- a/drivers/ufs/host/Kconfig +++ b/drivers/ufs/host/Kconfig @@ -48,7 +48,7 @@ config SCSI_UFS_CDNS_PLATFORM config SCSI_UFS_DWC_TC_PLATFORM tristate "DesignWare platform support using a G210 Test Chip" - depends on SCSI_UFSHCD_PLATFORM + depends on OF && SCSI_UFSHCD_PLATFORM help Synopsys Test Chip is a PHY for prototyping purposes. diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c index 21d9b047539f..73e217260390 100644 --- a/drivers/ufs/host/ufs-mediatek.c +++ b/drivers/ufs/host/ufs-mediatek.c @@ -1613,6 +1613,7 @@ static int ufs_mtk_system_resume(struct device *dev) } #endif +#ifdef CONFIG_PM static int ufs_mtk_runtime_suspend(struct device *dev) { struct ufs_hba *hba = dev_get_drvdata(dev); @@ -1635,6 +1636,7 @@ static int ufs_mtk_runtime_resume(struct device *dev) return ufshcd_runtime_resume(dev); } +#endif static const struct dev_pm_ops ufs_mtk_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(ufs_mtk_system_suspend, |