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>

24 files changed, 31 insertions, 31 deletions

diff --git a/arch/s390/boot/head.S b/arch/s390/boot/head.S
index 7f006da22205..637c29c3f6e3 100644
--- a/arch/s390/boot/head.S
+++ b/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
diff --git a/arch/s390/crypto/crc32be-vx.S b/arch/s390/crypto/crc32be-vx.S
index 6ea17628ea10..34ee47926891 100644
--- a/arch/s390/crypto/crc32be-vx.S
+++ b/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.
  *
diff --git a/arch/s390/include/asm/ap.h b/arch/s390/include/asm/ap.h
index d5d967166bac..40c2b82f083a 100644
--- a/arch/s390/include/asm/ap.h
+++ b/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
diff --git a/arch/s390/include/uapi/asm/cmb.h b/arch/s390/include/uapi/asm/cmb.h
index ecbe94941403..115434ab98fb 100644
--- a/arch/s390/include/uapi/asm/cmb.h
+++ b/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;
diff --git a/arch/s390/include/uapi/asm/dasd.h b/arch/s390/include/uapi/asm/dasd.h
index 9c49c3d67cd5..b11d98800458 100644
--- a/arch/s390/include/uapi/asm/dasd.h
+++ b/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 */
diff --git a/arch/s390/include/uapi/asm/pkey.h b/arch/s390/include/uapi/asm/pkey.h
index f7bae1c63bd6..5faf0a1d2c16 100644
--- a/arch/s390/include/uapi/asm/pkey.h
+++ b/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.
  */
diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index 51d6e6dcadcd..89dc826a8d2e 100644
--- a/arch/s390/kernel/dis.c
+++ b/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;
diff --git a/arch/s390/kernel/nospec-branch.c b/arch/s390/kernel/nospec-branch.c
index 717bbcc056e5..d1b16d83e49a 100644
--- a/arch/s390/kernel/nospec-branch.c
+++ b/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);
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index 59856a2dc135..ce8101b5757c 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/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.
  */
diff --git a/arch/s390/kernel/perf_pai_ext.c b/arch/s390/kernel/perf_pai_ext.c
index 3b4f384f77f7..c57c1a203256 100644
--- a/arch/s390/kernel/perf_pai_ext.c
+++ b/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.
 		 */
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index fe10da1a271e..00d76448319d 100644
--- a/arch/s390/kernel/setup.c
+++ b/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;
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 726de4f4df01..f9a2b755f510 100644
--- a/arch/s390/kernel/smp.c
+++ b/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);
 
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 276278199c44..d34d3548c046 100644
--- a/arch/s390/kernel/time.c
+++ b/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));
diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/gaccess.c
index 3eb85f254881..6d6bc19b37dc 100644
--- a/arch/s390/kvm/gaccess.c
+++ b/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
  */
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index 2cda8d9d7c6e..954d39adf85c 100644
--- a/arch/s390/kvm/intercept.c
+++ b/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);
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 17b81659cdb2..9f02cdaec097 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/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)) {
diff --git a/arch/s390/kvm/pci.c b/arch/s390/kvm/pci.c
index 7dab00f1e833..ffa7739c7a28 100644
--- a/arch/s390/kvm/pci.c
+++ b/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).
  */
diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c
index 3ce5f4351156..2f34c7c3c5ab 100644
--- a/arch/s390/kvm/pv.c
+++ b/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;
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index cb747bf6c798..d9696b530064 100644
--- a/arch/s390/kvm/sigp.c
+++ b/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.
  */
diff --git a/arch/s390/kvm/vsie.c b/arch/s390/kvm/vsie.c
index 8d6b765abf29..5e1a382b281d 100644
--- a/arch/s390/kvm/vsie.c
+++ b/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 */
 	};
diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c
index dc90d1eb0d55..e2a92243227b 100644
--- a/arch/s390/mm/gmap.c
+++ b/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
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index 51cd5ccd2e37..9db048ccfcc8 100644
--- a/arch/s390/mm/vmem.c
+++ b/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)
 {
diff --git a/arch/s390/pci/pci_irq.c b/arch/s390/pci/pci_irq.c
index 4ab0cf829999..ff8f24854c64 100644
--- a/arch/s390/pci/pci_irq.c
+++ b/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;
diff --git a/arch/s390/purgatory/head.S b/arch/s390/purgatory/head.S
index e5bd1a503528..0f93f2e72eba 100644
--- a/arch/s390/purgatory/head.S
+++ b/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
 	 */