s390: fix various typos

Fix various typos found with codespell.

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>

arch/s390/boot/head.S

@@ -67,7 +67,7 @@ ipl_start:
 	jz	.Lagain1		# skip dataset header
 	larl	%r13,.L_eof
 	clc	0(3,%r4),0(%r13)	# if it is EOFx
-	jz	.Lagain1		# skip dateset trailer
+	jz	.Lagain1		# skip data set trailer
 	lgr	%r5,%r2
 	la	%r6,COMMAND_LINE-PARMAREA(%r12)
 	lgr	%r7,%r2

arch/s390/crypto/crc32be-vx.S

@@ -48,7 +48,7 @@
  *
  * Note that the constant definitions below are extended in order to compute
  * intermediate results with a single VECTOR GALOIS FIELD MULTIPLY instruction.
- * The righmost doubleword can be 0 to prevent contribution to the result or
+ * The rightmost doubleword can be 0 to prevent contribution to the result or
  * can be multiplied by 1 to perform an XOR without the need for a separate
  * VECTOR EXCLUSIVE OR instruction.
  *

arch/s390/include/asm/ap.h

@@ -333,7 +333,7 @@ union ap_qact_ap_info {
 };
 
 /**
- * ap_qact(): Query AP combatibility type.
+ * ap_qact(): Query AP compatibility type.
  * @qid: The AP queue number
  * @apinfo: On input the info about the AP queue. On output the
  *	    alternate AP queue info provided by the qact function

arch/s390/include/uapi/asm/cmb.h

@@ -31,7 +31,7 @@
 struct cmbdata {
 	__u64 size;
 	__u64 elapsed_time;
- /* basic and exended format: */
+ /* basic and extended format: */
 	__u64 ssch_rsch_count;
 	__u64 sample_count;
 	__u64 device_connect_time;

arch/s390/include/uapi/asm/dasd.h

@@ -24,7 +24,7 @@
 /*
  * struct dasd_information2_t
  * represents any data about the device, which is visible to userspace.
- *  including foramt and featueres.
+ *  including format and featueres.
  */
 typedef struct dasd_information2_t {
 	unsigned int devno;	    /* S/390 devno */

arch/s390/include/uapi/asm/pkey.h

@@ -353,7 +353,7 @@ struct pkey_kblob2pkey2 {
  * Is able to find out which type of secure key is given (CCA AES secure
  * key, CCA AES cipher key, CCA ECC private key, EP11 AES key, EP11 ECC private
  * key) and tries to find all matching crypto cards based on the MKVP and maybe
- * other criterias (like CCA AES cipher keys need a CEX5C or higher, EP11 keys
+ * other criteria (like CCA AES cipher keys need a CEX5C or higher, EP11 keys
  * with BLOB_PKEY_EXTRACTABLE need a CEX7 and EP11 api version 4). The list of
  * APQNs is further filtered by the key's mkvp which needs to match to either
  * the current mkvp (CCA and EP11) or the alternate mkvp (old mkvp, CCA adapters
@@ -370,7 +370,7 @@ struct pkey_kblob2pkey2 {
  * is empty (apqn_entries is 0) the apqn_entries field is updated to the number
  * of apqn targets found and the ioctl returns with 0. If apqn_entries is > 0
  * but the number of apqn targets does not fit into the list, the apqn_targets
- * field is updatedd with the number of reqired entries but there are no apqn
+ * field is updated with the number of required entries but there are no apqn
  * values stored in the list and the ioctl returns with ENOSPC. If no matching
  * APQN is found, the ioctl returns with 0 but the apqn_entries value is 0.
  */
@@ -408,7 +408,7 @@ struct pkey_apqns4key {
  * is empty (apqn_entries is 0) the apqn_entries field is updated to the number
  * of apqn targets found and the ioctl returns with 0. If apqn_entries is > 0
  * but the number of apqn targets does not fit into the list, the apqn_targets
- * field is updatedd with the number of reqired entries but there are no apqn
+ * field is updated with the number of required entries but there are no apqn
  * values stored in the list and the ioctl returns with ENOSPC. If no matching
  * APQN is found, the ioctl returns with 0 but the apqn_entries value is 0.
  */

arch/s390/kernel/dis.c

@@ -516,7 +516,7 @@ void show_code(struct pt_regs *regs)
 		if (copy_from_regs(regs, code + end, (void *)addr, 2))
 			break;
 	}
-	/* Code snapshot useable ? */
+	/* Code snapshot usable ? */
 	if ((regs->psw.addr & 1) || start >= end) {
 		printk("%s Code: Bad PSW.\n", mode);
 		return;

arch/s390/kernel/nospec-branch.c

@@ -14,7 +14,7 @@ static int __init nobp_setup_early(char *str)
 		return rc;
 	if (enabled && test_facility(82)) {
 		/*
-		 * The user explicitely requested nobp=1, enable it and
+		 * The user explicitly requested nobp=1, enable it and
 		 * disable the expoline support.
 		 */
 		__set_facility(82, alt_stfle_fac_list);

arch/s390/kernel/perf_cpum_sf.c

@@ -1865,7 +1865,7 @@ static void cpumsf_pmu_read(struct perf_event *event)
 	/* Nothing to do ... updates are interrupt-driven */
 }
 
-/* Check if the new sampling period/freqeuncy is appropriate.
+/* Check if the new sampling period/frequency is appropriate.
  *
  * Return non-zero on error and zero on passed checks.
  */

arch/s390/kernel/perf_pai_ext.c

@@ -84,7 +84,7 @@ static int paiext_root_alloc(void)
 		/* The memory is already zeroed. */
 		paiext_root.mapptr = alloc_percpu(struct paiext_mapptr);
 		if (!paiext_root.mapptr) {
-			/* Returing without refcnt adjustment is ok. The
+			/* Returning without refcnt adjustment is ok. The
 			 * error code is handled by paiext_alloc() which
 			 * decrements refcnt when an event can not be
 			 * created.
@@ -190,7 +190,7 @@ static int paiext_alloc(struct perf_event_attr *a, struct perf_event *event)
 		cpump->mode = a->sample_period ? PAI_MODE_SAMPLING
 					       : PAI_MODE_COUNTING;
 	} else {
-		/* Multiple invocation, check whats active.
+		/* Multiple invocation, check what is active.
 		 * Supported are multiple counter events or only one sampling
 		 * event concurrently at any one time.
 		 */

arch/s390/kernel/setup.c

@@ -529,7 +529,7 @@ static void __init setup_resources(void)
 		res->start = start;
 		/*
 		 * In memblock, end points to the first byte after the
-		 * range while in resourses, end points to the last byte in
+		 * range while in resources, end points to the last byte in
 		 * the range.
 		 */
 		res->end = end - 1;

arch/s390/kernel/smp.c

@@ -113,7 +113,7 @@ early_param("smt", early_smt);
 
 /*
  * The smp_cpu_state_mutex must be held when changing the state or polarization
- * member of a pcpu data structure within the pcpu_devices arreay.
+ * member of a pcpu data structure within the pcpu_devices array.
  */
 DEFINE_MUTEX(smp_cpu_state_mutex);
 

arch/s390/kernel/time.c

@@ -702,7 +702,7 @@ static void stp_work_fn(struct work_struct *work)
 
 	if (!check_sync_clock())
 		/*
-		 * There is a usable clock but the synchonization failed.
+		 * There is a usable clock but the synchronization failed.
 		 * Retry after a second.
 		 */
 		mod_timer(&stp_timer, jiffies + msecs_to_jiffies(MSEC_PER_SEC));

arch/s390/kvm/gaccess.c

@@ -478,7 +478,7 @@ struct trans_exc_code_bits {
 };
 
 enum {
-	FSI_UNKNOWN = 0, /* Unknown wether fetch or store */
+	FSI_UNKNOWN = 0, /* Unknown whether fetch or store */
 	FSI_STORE   = 1, /* Exception was due to store operation */
 	FSI_FETCH   = 2  /* Exception was due to fetch operation */
 };
@@ -625,7 +625,7 @@ static int deref_table(struct kvm *kvm, unsigned long gpa, unsigned long *val)
  * Returns: - zero on success; @gpa contains the resulting absolute address
  *	    - a negative value if guest access failed due to e.g. broken
  *	      guest mapping
- *	    - a positve value if an access exception happened. In this case
+ *	    - a positive value if an access exception happened. In this case
  *	      the returned value is the program interruption code as defined
  *	      by the architecture
  */

arch/s390/kvm/intercept.c

@@ -630,7 +630,7 @@ int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu)
 		return -EOPNOTSUPP;
 	}
 
-	/* process PER, also if the instrution is processed in user space */
+	/* process PER, also if the instruction is processed in user space */
 	if (vcpu->arch.sie_block->icptstatus & 0x02 &&
 	    (!rc || rc == -EOPNOTSUPP))
 		per_rc = kvm_s390_handle_per_ifetch_icpt(vcpu);

arch/s390/kvm/kvm-s390.c

@@ -4157,7 +4157,7 @@ static void kvm_arch_vcpu_ioctl_initial_reset(struct kvm_vcpu *vcpu)
 	vcpu->run->s.regs.fpc = 0;
 	/*
 	 * Do not reset these registers in the protected case, as some of
-	 * them are overlayed and they are not accessible in this case
+	 * them are overlaid and they are not accessible in this case
 	 * anyway.
 	 */
 	if (!kvm_s390_pv_cpu_is_protected(vcpu)) {

arch/s390/kvm/pci.c

@@ -427,7 +427,7 @@ static void kvm_s390_pci_dev_release(struct zpci_dev *zdev)
 
 
 /*
- * Register device with the specified KVM. If interpetation facilities are
+ * Register device with the specified KVM. If interpretation facilities are
  * available, enable them and let userspace indicate whether or not they will
  * be used (specify SHM bit to disable).
  */

arch/s390/kvm/pv.c

@@ -273,7 +273,7 @@ static int kvm_s390_pv_deinit_vm_fast(struct kvm *kvm, u16 *rc, u16 *rrc)
 		     uvcb.header.rc, uvcb.header.rrc);
 	WARN_ONCE(cc, "protvirt destroy vm fast failed handle %llx rc %x rrc %x",
 		  kvm_s390_pv_get_handle(kvm), uvcb.header.rc, uvcb.header.rrc);
-	/* Inteded memory leak on "impossible" error */
+	/* Intended memory leak on "impossible" error */
 	if (!cc)
 		kvm_s390_pv_dealloc_vm(kvm);
 	return cc ? -EIO : 0;

arch/s390/kvm/sigp.c

@@ -469,7 +469,7 @@ int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu)
  *
  * This interception will occur at the source cpu when a source cpu sends an
  * external call to a target cpu and the target cpu has the WAIT bit set in
- * its cpuflags. Interception will occurr after the interrupt indicator bits at
+ * its cpuflags. Interception will occur after the interrupt indicator bits at
  * the target cpu have been set. All error cases will lead to instruction
  * interception, therefore nothing is to be checked or prepared.
  */

arch/s390/kvm/vsie.c

@@ -502,7 +502,7 @@ static int shadow_scb(struct kvm_vcpu *vcpu, struct vsie_page *vsie_page)
 	scb_s->mso = new_mso;
 	scb_s->prefix = new_prefix;
 
-	/* We have to definetly flush the tlb if this scb never ran */
+	/* We have to definitely flush the tlb if this scb never ran */
 	if (scb_s->ihcpu != 0xffffU)
 		scb_s->ihcpu = scb_o->ihcpu;
 
@@ -899,7 +899,7 @@ static int inject_fault(struct kvm_vcpu *vcpu, __u16 code, __u64 vaddr,
 			(vaddr & 0xfffffffffffff000UL) |
 			/* 52-53: store / fetch */
 			(((unsigned int) !write_flag) + 1) << 10,
-			/* 62-63: asce id (alway primary == 0) */
+			/* 62-63: asce id (always primary == 0) */
 		.exc_access_id = 0, /* always primary */
 		.op_access_id = 0, /* not MVPG */
 	};

arch/s390/mm/gmap.c

@@ -1740,7 +1740,7 @@ EXPORT_SYMBOL_GPL(gmap_shadow);
  * The r2t parameter specifies the address of the source table. The
  * four pages of the source table are made read-only in the parent gmap
  * address space. A write to the source table area @r2t will automatically
- * remove the shadow r2 table and all of its decendents.
+ * remove the shadow r2 table and all of its descendants.
  *
  * Returns 0 if successfully shadowed or already shadowed, -EAGAIN if the
  * shadow table structure is incomplete, -ENOMEM if out of memory and

arch/s390/mm/vmem.c

@@ -558,7 +558,7 @@ int vmem_add_mapping(unsigned long start, unsigned long size)
  * to any physical address. If missing, allocate segment- and region-
  * table entries along. Meeting a large segment- or region-table entry
  * while traversing is an error, since the function is expected to be
- * called against virtual regions reserverd for 4KB mappings only.
+ * called against virtual regions reserved for 4KB mappings only.
  */
 pte_t *vmem_get_alloc_pte(unsigned long addr, bool alloc)
 {

arch/s390/pci/pci_irq.c

@@ -163,7 +163,7 @@ static void zpci_handle_cpu_local_irq(bool rescan)
 			if (!rescan || irqs_on++)
 				/* End of second scan with interrupts on. */
 				break;
-			/* First scan complete, reenable interrupts. */
+			/* First scan complete, re-enable interrupts. */
 			if (zpci_set_irq_ctrl(SIC_IRQ_MODE_D_SINGLE, PCI_ISC, &iib))
 				break;
 			bit = 0;
@@ -202,7 +202,7 @@ static void zpci_handle_fallback_irq(void)
 			if (irqs_on++)
 				/* End of second scan with interrupts on. */
 				break;
-			/* First scan complete, reenable interrupts. */
+			/* First scan complete, re-enable interrupts. */
 			if (zpci_set_irq_ctrl(SIC_IRQ_MODE_SINGLE, PCI_ISC, &iib))
 				break;
 			cpu = 0;
@@ -247,7 +247,7 @@ static void zpci_floating_irq_handler(struct airq_struct *airq,
 			if (irqs_on++)
 				/* End of second scan with interrupts on. */
 				break;
-			/* First scan complete, reenable interrupts. */
+			/* First scan complete, re-enable interrupts. */
 			if (zpci_set_irq_ctrl(SIC_IRQ_MODE_SINGLE, PCI_ISC, &iib))
 				break;
 			si = 0;

arch/s390/purgatory/head.S

@@ -100,7 +100,7 @@ SYM_CODE_START(purgatory_start)
 	 * checksum verification only (%r2 = 0 -> verification only).
 	 *
 	 * Check now and preserve over C function call by storing in
-	 * %r10 whith
+	 * %r10 with
 	 *	1 -> checksum verification only
 	 *	0 -> load new kernel
 	 */

drivers/s390/cio/ccwgroup.c

@@ -152,7 +152,7 @@ static ssize_t ccwgroup_online_show(struct device *dev,
 
 /*
  * Provide an 'ungroup' attribute so the user can remove group devices no
- * longer needed or accidentially created. Saves memory :)
+ * longer needed or accidentally created. Saves memory :)
  */
 static void ccwgroup_ungroup(struct ccwgroup_device *gdev)
 {

drivers/s390/cio/device.c

@@ -943,7 +943,7 @@ static int ccw_device_move_to_sch(struct ccw_device *cdev,
 			      cdev->private->dev_id.devno, sch->schid.ssid,
 			      sch->schib.pmcw.dev, rc);
 		if (old_enabled) {
-			/* Try to reenable the old subchannel. */
+			/* Try to re-enable the old subchannel. */
 			spin_lock_irq(old_sch->lock);
 			cio_enable_subchannel(old_sch, (u32)virt_to_phys(old_sch));
 			spin_unlock_irq(old_sch->lock);

drivers/s390/cio/device_fsm.c

@@ -310,7 +310,7 @@ static void ccw_device_oper_notify(struct ccw_device *cdev)
 	struct subchannel *sch = to_subchannel(cdev->dev.parent);
 
 	if (ccw_device_notify(cdev, CIO_OPER) == NOTIFY_OK) {
-		/* Reenable channel measurements, if needed. */
+		/* Re-enable channel measurements, if needed. */
 		ccw_device_sched_todo(cdev, CDEV_TODO_ENABLE_CMF);
 		/* Save indication for new paths. */
 		cdev->private->path_new_mask = sch->vpm;
@@ -947,7 +947,7 @@ void ccw_device_trigger_reprobe(struct ccw_device *cdev)
 	 */
 	sch->lpm = sch->schib.pmcw.pam & sch->opm;
 	/*
-	 * Use the initial configuration since we can't be shure that the old
+	 * Use the initial configuration since we can't be sure that the old
 	 * paths are valid.
 	 */
 	io_subchannel_init_config(sch);

drivers/s390/cio/vfio_ccw_cp.c

@@ -672,7 +672,7 @@ out_init:
 /*
  * Fetch one ccw.
  * To reduce memory copy, we'll pin the cda page in memory,
- * and to get rid of the cda 2G limitiaion of ccw1, we'll translate
+ * and to get rid of the cda 2G limitation of ccw1, we'll translate
  * direct ccws to idal ccws.
  */
 static int ccwchain_fetch_one(struct ccw1 *ccw,
@@ -787,7 +787,7 @@ void cp_free(struct channel_program *cp)
  * program.
  *
  * These APIs will copy the ccws into kernel-space buffers, and update
- * the guest phsical addresses with their corresponding host physical
+ * the guest physical addresses with their corresponding host physical
  * addresses.  Then channel I/O device drivers could issue the
  * translated channel program to real devices to perform an I/O
  * operation.

drivers/s390/crypto/ap_bus.c

@@ -497,7 +497,7 @@ static void ap_tasklet_fn(unsigned long dummy)
 	enum ap_sm_wait wait = AP_SM_WAIT_NONE;
 
 	/* Reset the indicator if interrupts are used. Thus new interrupts can
-	 * be received. Doing it in the beginning of the tasklet is therefor
+	 * be received. Doing it in the beginning of the tasklet is therefore
 	 * important that no requests on any AP get lost.
 	 */
 	if (ap_irq_flag)
@@ -2289,7 +2289,7 @@ static int __init ap_module_init(void)
 	timer_setup(&ap_config_timer, ap_config_timeout, 0);
 
 	/*
-	 * Setup the high resultion poll timer.
+	 * Setup the high resolution poll timer.
 	 * If we are running under z/VM adjust polling to z/VM polling rate.
 	 */
 	if (MACHINE_IS_VM)

drivers/s390/crypto/ap_bus.h

@@ -359,7 +359,7 @@ int ap_apqn_in_matrix_owned_by_def_drv(unsigned long *apm,
  * like "+1-16,-32,-0x40,+128" where only single bits or ranges of
  * bits are cleared or set. Distinction is done based on the very
  * first character which may be '+' or '-' for the relative string
- * and othewise assume to be an absolute value string. If parsing fails
+ * and otherwise assume to be an absolute value string. If parsing fails
  * a negative errno value is returned. All arguments and bitmaps are
  * big endian order.
  */

drivers/s390/crypto/vfio_ap_ops.c

@@ -445,7 +445,7 @@ static struct ap_queue_status vfio_ap_irq_enable(struct vfio_ap_queue *q,
 		q->saved_isc = isc;
 		break;
 	case AP_RESPONSE_OTHERWISE_CHANGED:
-		/* We could not modify IRQ setings: clear new configuration */
+		/* We could not modify IRQ settings: clear new configuration */
 		vfio_unpin_pages(&q->matrix_mdev->vdev, nib, 1);
 		kvm_s390_gisc_unregister(kvm, isc);
 		break;
@@ -524,7 +524,7 @@ static void vfio_ap_le_guid_to_be_uuid(guid_t *guid, unsigned long *uuid)
  * Response.status may be set to following Response Code:
  * - AP_RESPONSE_Q_NOT_AVAIL: if the queue is not available
  * - AP_RESPONSE_DECONFIGURED: if the queue is not configured
- * - AP_RESPONSE_NORMAL (0) : in case of successs
+ * - AP_RESPONSE_NORMAL (0) : in case of success
  *   Check vfio_ap_setirq() and vfio_ap_clrirq() for other possible RC.
  * We take the matrix_dev lock to ensure serialization on queues and
  * mediated device access.

drivers/s390/crypto/zcrypt_api.c

@@ -674,7 +674,7 @@ static long zcrypt_rsa_modexpo(struct ap_perms *perms,
 	pref_zq = NULL;
 	spin_lock(&zcrypt_list_lock);
 	for_each_zcrypt_card(zc) {
-		/* Check for usable accelarator or CCA card */
+		/* Check for usable accelerator or CCA card */
 		if (!zc->online || !zc->card->config || zc->card->chkstop ||
 		    !(zc->card->functions & 0x18000000))
 			continue;
@@ -779,7 +779,7 @@ static long zcrypt_rsa_crt(struct ap_perms *perms,
 	pref_zq = NULL;
 	spin_lock(&zcrypt_list_lock);
 	for_each_zcrypt_card(zc) {
-		/* Check for usable accelarator or CCA card */
+		/* Check for usable accelerator or CCA card */
 		if (!zc->online || !zc->card->config || zc->card->chkstop ||
 		    !(zc->card->functions & 0x18000000))
 			continue;

drivers/s390/crypto/zcrypt_ccamisc.c

@@ -689,7 +689,7 @@ int cca_sec2protkey(u16 cardnr, u16 domain,
 		goto out;
 	}
 
-	/* copy the tanslated protected key */
+	/* copy the translated protected key */
 	switch (prepparm->lv3.ckb.len) {
 	case 16 + 32:
 		/* AES 128 protected key */

drivers/s390/crypto/zcrypt_ccamisc.h

@@ -115,7 +115,7 @@ struct eccprivkeytoken {
 	u64 mkvp;     /* master key verification pattern */
 	u8  opk[48];  /* encrypted object protection key data */
 	u16 adatalen; /* associated data length in bytes */
-	u16 fseclen;  /* formated section length in bytes */
+	u16 fseclen;  /* formatted section length in bytes */
 	u8  more_data[]; /* more data follows */
 } __packed;
 
@@ -232,7 +232,7 @@ int cca_findcard(const u8 *key, u16 *pcardnr, u16 *pdomain, int verify);
  * the number of apqns stored into the list is returned in *nr_apqns. One apqn
  * entry is simple a 32 bit value with 16 bit cardnr and 16 bit domain nr and
  * may be casted to struct pkey_apqn. The return value is either 0 for success
- * or a negative errno value. If no apqn meeting the criterias is found,
+ * or a negative errno value. If no apqn meeting the criteria is found,
  * -ENODEV is returned.
  */
 int cca_findcard2(u32 **apqns, u32 *nr_apqns, u16 cardnr, u16 domain,

drivers/s390/crypto/zcrypt_ep11misc.c

@@ -1368,7 +1368,7 @@ int ep11_kblob2protkey(u16 card, u16 dom, const u8 *keyblob, size_t keybloblen,
 		goto out;
 	}
 
-	/* copy the tanslated protected key */
+	/* copy the translated protected key */
 	if (wki->pkeysize > *protkeylen) {
 		DEBUG_ERR("%s wk info pkeysize %llu > protkeysize %u\n",
 			  __func__, wki->pkeysize, *protkeylen);

drivers/s390/crypto/zcrypt_ep11misc.h

@@ -131,14 +131,14 @@ int ep11_clr2keyblob(u16 cardnr, u16 domain, u32 keybitsize, u32 keygenflags,
  * - if minapi > 0 only apqns with API_ord_nr >= minapi
  * - if wkvp != NULL only apqns where the wkvp (EP11_WKVPLEN bytes) matches
  *   to the first EP11_WKVPLEN bytes of the wkvp of the current wrapping
- *   key for this domain. When a wkvp is given there will aways be a re-fetch
+ *   key for this domain. When a wkvp is given there will always be a re-fetch
  *   of the domain info for the potential apqn - so this triggers an request
  *   reply to each apqn eligible.
  * The array of apqn entries is allocated with kmalloc and returned in *apqns;
  * the number of apqns stored into the list is returned in *nr_apqns. One apqn
  * entry is simple a 32 bit value with 16 bit cardnr and 16 bit domain nr and
  * may be casted to struct pkey_apqn. The return value is either 0 for success
- * or a negative errno value. If no apqn meeting the criterias is found,
+ * or a negative errno value. If no apqn meeting the criteria is found,
  * -ENODEV is returned.
  */
 int ep11_findcard2(u32 **apqns, u32 *nr_apqns, u16 cardnr, u16 domain,