[v2,09/44] aacraid: Move the SCSI pointer to private command data

Message ID	20220208172514.3481-10-bvanassche@acm.org
State	Superseded
Headers	show Return-Path: <linux-scsi-owner@kernel.org> From: Bart Van Assche <bvanassche@acm.org> To: "Martin K . Petersen" <martin.petersen@oracle.com> Cc: linux-scsi@vger.kernel.org, Bart Van Assche <bvanassche@acm.org>, Adaptec OEM Raid Solutions <aacraid@microsemi.com>, "James E.J. Bottomley" <jejb@linux.ibm.com> Subject: [PATCH v2 09/44] aacraid: Move the SCSI pointer to private command data Date: Tue, 8 Feb 2022 09:24:39 -0800 Message-Id: <20220208172514.3481-10-bvanassche@acm.org> In-Reply-To: <20220208172514.3481-1-bvanassche@acm.org> References: <20220208172514.3481-1-bvanassche@acm.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	Remove the SCSI pointer from struct scsi_cmnd \| expand [v2,00/44] Remove the SCSI pointer from struct scsi_cmnd [v2,01/44] ips: Use true and false instead of TRUE and FALSE [v2,02/44] nsp_cs: Use true and false instead of TRUE and FALSE [v2,03/44] scsi: Remove drivers/scsi/scsi.h [v2,04/44] NCR5380: Remove the NCR5380_CMD_SIZE macro [v2,05/44] NCR5380: Move the SCSI pointer to private command data [v2,06/44] scsi: arm: Rename arm/scsi.h into arm/arm_scsi.h [v2,07/44] scsi: arm: Move the SCSI pointer to private command data [v2,08/44] 53c700: Stop clearing SCSI pointer fields [v2,09/44] aacraid: Move the SCSI pointer to private command data [v2,10/44] advansys: Move the SCSI pointer to private command data [v2,11/44] aha1542: Remove a set-but-not-used array [v2,12/44] aha152x: Move the SCSI pointer to private command data [v2,13/44] bfa: Stop using the SCSI pointer [v2,14/44] csio: Stop using the SCSI pointer [v2,15/44] dc395x: Stop using the SCSI pointer [v2,16/44] esp_scsi: Stop using the SCSI pointer [v2,17/44] fdomain: Move the SCSI pointer to private command data [v2,18/44] fnic: Fix a tracing statement [v2,19/44] fnic: Stop using the SCSI pointer [v2,20/44] hptiop: Stop using the SCSI pointer [v2,21/44] imm: Move the SCSI pointer to private command data [v2,22/44] iscsi: Stop using the SCSI pointer [v2,23/44] initio: Stop using the SCSI pointer [v2,24/44] libfc: Stop using the SCSI pointer [v2,25/44] mac53c94: Fix a set-but-not-used compiler warning [v2,26/44] mac53c94: Move the SCSI pointer to private command data [v2,27/44] megaraid: Stop using the SCSI pointer [v2,28/44] megasas: Stop using the SCSI pointer [v2,29/44] mesh: Move the SCSI pointer to private command data [v2,30/44] mvsas: Fix a set-but-not-used warning [v2,31/44] mvumi: Stop using the SCSI pointer [v2,32/44] nsp32: Stop using the SCSI pointer [v2,33/44] nsp_cs: Move the SCSI pointer to private command data [v2,34/44] sym53c500_cs: Move the SCSI pointer to private command data [v2,35/44] ppa: Move the SCSI pointer to private command data [v2,36/44] qla1280: Move the SCSI pointer to private command data [v2,37/44] qla2xxx: Stop using the SCSI pointer [v2,38/44] smartpqi: Stop using the SCSI pointer [v2,39/44] sym53c8xx_2: Move the SCSI pointer to private command data [v2,40/44] scsi: usb: Stop using the SCSI pointer [v2,41/44] wd719x: Stop using the SCSI pointer [v2,42/44] wdc33c93: Move the SCSI pointer to private command data [v2,43/44] zalon: Stop using the SCSI pointer [v2,44/44] scsi: core: Remove struct scsi_pointer from struct scsi_cmnd

diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index b04d039da276..81462f4ddb90 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -338,7 +338,7 @@ static inline int aac_valid_context(struct scsi_cmnd *scsicmd, aac_fib_complete(fibptr); return 0; } - scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; + aac_priv(scsicmd)->owner = AAC_OWNER_MIDLEVEL; device = scsicmd->device; if (unlikely(!device)) { dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); @@ -592,7 +592,7 @@ static int aac_get_container_name(struct scsi_cmnd * scsicmd) aac_fib_init(cmd_fibcontext); dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; dinfo->command = cpu_to_le32(VM_ContainerConfig); dinfo->type = cpu_to_le32(CT_READ_NAME); @@ -634,14 +634,15 @@ static void _aac_probe_container2(void * context, struct fib * fibptr) { struct fsa_dev_info *fsa_dev_ptr; int (*callback)(struct scsi_cmnd *); - struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; + struct scsi_cmnd *scsicmd = context; + struct aac_cmd_priv *cmd_priv = aac_priv(scsicmd); int i; if (!aac_valid_context(scsicmd, fibptr)) return; - scsicmd->SCp.Status = 0; + cmd_priv->status = 0; fsa_dev_ptr = fibptr->dev->fsa_dev; if (fsa_dev_ptr) { struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); @@ -679,12 +680,12 @@ static void _aac_probe_container2(void * context, struct fib * fibptr) } if ((fsa_dev_ptr->valid & 1) == 0) fsa_dev_ptr->valid = 0; - scsicmd->SCp.Status = le32_to_cpu(dresp->count); + cmd_priv->status = le32_to_cpu(dresp->count); } aac_fib_complete(fibptr); aac_fib_free(fibptr); - callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); - scsicmd->SCp.ptr = NULL; + callback = cmd_priv->callback; + cmd_priv->callback = NULL; (*callback)(scsicmd); return; } @@ -722,7 +723,7 @@ static void _aac_probe_container1(void * context, struct fib * fibptr) dinfo->count = cpu_to_le32(scmd_id(scsicmd)); dinfo->type = cpu_to_le32(FT_FILESYS); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; status = aac_fib_send(ContainerCommand, fibptr, @@ -743,6 +744,7 @@ static void _aac_probe_container1(void * context, struct fib * fibptr) static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) { + struct aac_cmd_priv *cmd_priv = aac_priv(scsicmd); struct fib * fibptr; int status = -ENOMEM; @@ -761,8 +763,8 @@ static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(stru dinfo->count = cpu_to_le32(scmd_id(scsicmd)); dinfo->type = cpu_to_le32(FT_FILESYS); - scsicmd->SCp.ptr = (char *)callback; - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + cmd_priv->callback = callback; + cmd_priv->owner = AAC_OWNER_FIRMWARE; status = aac_fib_send(ContainerCommand, fibptr, @@ -778,7 +780,7 @@ static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(stru return 0; if (status < 0) { - scsicmd->SCp.ptr = NULL; + cmd_priv->callback = NULL; aac_fib_complete(fibptr); aac_fib_free(fibptr); } @@ -817,6 +819,7 @@ static void aac_probe_container_scsi_done(struct scsi_cmnd *scsi_cmnd) int aac_probe_container(struct aac_dev *dev, int cid) { struct scsi_cmnd *scsicmd = kzalloc(sizeof(*scsicmd), GFP_KERNEL); + struct aac_cmd_priv *cmd_priv = aac_priv(scsicmd); struct scsi_device *scsidev = kzalloc(sizeof(*scsidev), GFP_KERNEL); int status; @@ -835,7 +838,7 @@ int aac_probe_container(struct aac_dev *dev, int cid) while (scsicmd->device == scsidev) schedule(); kfree(scsidev); - status = scsicmd->SCp.Status; + status = cmd_priv->status; kfree(scsicmd); return status; } @@ -1128,7 +1131,7 @@ static int aac_get_container_serial(struct scsi_cmnd * scsicmd) dinfo->command = cpu_to_le32(VM_ContainerConfig); dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; status = aac_fib_send(ContainerCommand, cmd_fibcontext, @@ -2486,7 +2489,7 @@ static int aac_read(struct scsi_cmnd * scsicmd) * Alocate and initialize a Fib */ cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); /* @@ -2577,7 +2580,7 @@ static int aac_write(struct scsi_cmnd * scsicmd) * Allocate and initialize a Fib then setup a BlockWrite command */ cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); /* @@ -2660,7 +2663,7 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd) synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); synchronizecmd->count = cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; /* * Now send the Fib to the adapter @@ -2736,7 +2739,7 @@ static int aac_start_stop(struct scsi_cmnd *scsicmd) pmcmd->cid = cpu_to_le32(sdev_id(sdev)); pmcmd->parm = (scsicmd->cmnd[1] & 1) ? cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; /* * Now send the Fib to the adapter @@ -3695,7 +3698,7 @@ void aac_hba_callback(void *context, struct fib *fibptr) aac_fib_complete(fibptr); if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) - scsicmd->SCp.sent_command = 1; + aac_priv(scsicmd)->sent_command = 1; else aac_scsi_done(scsicmd); } @@ -3725,7 +3728,7 @@ static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) * Allocate and initialize a Fib then setup a BlockWrite command */ cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; status = aac_adapter_scsi(cmd_fibcontext, scsicmd); /* @@ -3769,7 +3772,7 @@ static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) if (!cmd_fibcontext) return -1; - scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + aac_priv(scsicmd)->owner = AAC_OWNER_FIRMWARE; status = aac_adapter_hba(cmd_fibcontext, scsicmd); /* diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 3733df77bc65..f849e7c9d428 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -29,6 +29,7 @@ #include <linux/completion.h> #include <linux/pci.h> #include <scsi/scsi_host.h> +#include <scsi/scsi_cmnd.h> /*------------------------------------------------------------------------------ * D E F I N E S @@ -2673,11 +2674,24 @@ static inline void aac_cancel_rescan_worker(struct aac_dev *dev) cancel_delayed_work_sync(&dev->src_reinit_aif_worker); } -/* SCp.phase values */ -#define AAC_OWNER_MIDLEVEL 0x101 -#define AAC_OWNER_LOWLEVEL 0x102 -#define AAC_OWNER_ERROR_HANDLER 0x103 -#define AAC_OWNER_FIRMWARE 0x106 +enum aac_cmd_owner { + AAC_OWNER_MIDLEVEL = 0x101, + AAC_OWNER_LOWLEVEL = 0x102, + AAC_OWNER_ERROR_HANDLER = 0x103, + AAC_OWNER_FIRMWARE = 0x106, +}; + +struct aac_cmd_priv { + int (*callback)(struct scsi_cmnd *); + int status; + enum aac_cmd_owner owner; + bool sent_command; +}; + +static inline struct aac_cmd_priv *aac_priv(struct scsi_cmnd *cmd) +{ + return scsi_cmd_priv(cmd); +} void aac_safw_rescan_worker(struct work_struct *work); void aac_src_reinit_aif_worker(struct work_struct *work); diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c index 355b16f0b145..940a6deab38f 100644 --- a/drivers/scsi/aacraid/comminit.c +++ b/drivers/scsi/aacraid/comminit.c @@ -276,7 +276,7 @@ static bool wait_for_io_iter(struct scsi_cmnd *cmd, void *data, bool rsvd) { int *active = data; - if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) + if (aac_priv(cmd)->owner == AAC_OWNER_FIRMWARE) *active = *active + 1; return true; } diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index a911252075a6..b91b72b923ec 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -241,10 +241,9 @@ static struct aac_driver_ident aac_drivers[] = { static int aac_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmd) { - int r = 0; - cmd->SCp.phase = AAC_OWNER_LOWLEVEL; - r = (aac_scsi_cmd(cmd) ? FAILED : 0); - return r; + aac_priv(cmd)->owner = AAC_OWNER_LOWLEVEL; + + return aac_scsi_cmd(cmd) ? FAILED : 0; } /** @@ -638,7 +637,7 @@ static bool fib_count_iter(struct scsi_cmnd *scmnd, void *data, bool reserved) { struct fib_count_data *fib_count = data; - switch (scmnd->SCp.phase) { + switch (aac_priv(scmnd)->owner) { case AAC_OWNER_FIRMWARE: fib_count->fwcnt++; break; @@ -680,6 +679,7 @@ static int get_num_of_incomplete_fibs(struct aac_dev *aac) static int aac_eh_abort(struct scsi_cmnd* cmd) { + struct aac_cmd_priv *cmd_priv = aac_priv(cmd); struct scsi_device * dev = cmd->device; struct Scsi_Host * host = dev->host; struct aac_dev * aac = (struct aac_dev *)host->hostdata; @@ -732,7 +732,7 @@ static int aac_eh_abort(struct scsi_cmnd* cmd) tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); fib->hbacmd_size = sizeof(*tmf); - cmd->SCp.sent_command = 0; + cmd_priv->sent_command = 0; status = aac_hba_send(HBA_IU_TYPE_SCSI_TM_REQ, fib, (fib_callback) aac_hba_callback, @@ -744,7 +744,7 @@ static int aac_eh_abort(struct scsi_cmnd* cmd) } /* Wait up to 15 secs for completion */ for (count = 0; count < 15; ++count) { - if (cmd->SCp.sent_command) { + if (cmd_priv->sent_command) { ret = SUCCESS; break; } @@ -784,7 +784,7 @@ static int aac_eh_abort(struct scsi_cmnd* cmd) (fib->callback_data == cmd)) { fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; - cmd->SCp.phase = + cmd_priv->owner = AAC_OWNER_ERROR_HANDLER; ret = SUCCESS; } @@ -811,7 +811,7 @@ static int aac_eh_abort(struct scsi_cmnd* cmd) (command->device == cmd->device)) { fib->flags |= FIB_CONTEXT_FLAG_TIMED_OUT; - command->SCp.phase = + aac_priv(command)->owner = AAC_OWNER_ERROR_HANDLER; if (command == cmd) ret = SUCCESS; @@ -1058,7 +1058,7 @@ static int aac_eh_bus_reset(struct scsi_cmnd* cmd) if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS || info->devtype != AAC_DEVTYPE_NATIVE_RAW) { fib->flags |= FIB_CONTEXT_FLAG_EH_RESET; - cmd->SCp.phase = AAC_OWNER_ERROR_HANDLER; + aac_priv(cmd)->owner = AAC_OWNER_ERROR_HANDLER; } } } @@ -1507,6 +1507,7 @@ static struct scsi_host_template aac_driver_template = { #endif .emulated = 1, .no_write_same = 1, + .cmd_size = sizeof(struct aac_cmd_priv), }; static void __aac_shutdown(struct aac_dev * aac)

[v2,09/44] aacraid: Move the SCSI pointer to private command data

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Patch