Fix some codespell warnings

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(using codespell v2.1.0).

Signed-off-by: Kir Kolyshkin <[email protected]>

Documentation/compel.txt

@@ -90,7 +90,7 @@ The parasitic code is compiled and converted to a header using *compel*, and inc
 
 *#include "parasite.h"*
 
-Following steps are perfomed to infect the victim process:
+Following steps are performed to infect the victim process:
 
     - stop the task: *int compel_stop_task(int pid);*
     - prepare infection handler: *struct parasite_ctl *compel_prepare(int pid);*

Documentation/criu.txt

@@ -106,7 +106,7 @@ be restored with *mount(src, mountpoint, flags, options)*. When used,
 *dump* is expected to always succeed if a mountpoint is to be
 auto-detected, however *restore* may fail (or do something wrong)
 if the assumption for restore logic is incorrect. This option is
-not compatable with *--external* *dev*.
+not compatible with *--external* *dev*.
 
 *--action-script* 'script'::
     Add an external action script to be executed at certain stages.

MAINTAINERS_GUIDE.md

@@ -103,7 +103,7 @@ architecture changes should be reviewed by the chief maintainer.
 Also the chief maintainer has the veto power on any change submitted
 to any branch. Naturally, a change in the criu-dev branch can be reverted
 after a chief maintainer veto, a change in the master branch must be
-carefully reviwed by the chief maintainer and vetoed in advance.
+carefully reviewed by the chief maintainer and vetoed in advance.
 
 ### How are maintainers added (and removed)?
 

compel/arch/x86/src/lib/cpu.c

@@ -140,7 +140,7 @@ static int compel_fpuid(compel_cpuinfo_t *c)
 	memset(c->xstate_comp_offsets, 0xff, sizeof(c->xstate_comp_offsets));
 	memset(c->xstate_comp_sizes, 0xff, sizeof(c->xstate_comp_sizes));
 
-	/* start at the beginnning of the "extended state" */
+	/* start at the beginning of the "extended state" */
 	last_good_offset = offsetof(struct xsave_struct, extended_state_area);
 
 	/*

compel/arch/x86/src/lib/include/uapi/asm/fpu.h

@@ -269,7 +269,7 @@ struct xsave_struct_ia32 {
 
 typedef struct {
 	/*
-	 * The FPU xsave area must be continious and FP_MIN_ALIGN_BYTES
+	 * The FPU xsave area must be continuous and FP_MIN_ALIGN_BYTES
 	 * aligned, thus make sure the compiler won't insert any hole here.
 	 */
 

compel/arch/x86/src/lib/infect.c

@@ -360,7 +360,7 @@ int compel_get_task_regs(pid_t pid, user_regs_struct_t *regs, user_fpregs_struct
 
 	/*
 	 * FPU fetched either via fxsave or via xsave,
-	 * thus decode it accrodingly.
+	 * thus decode it accordingly.
 	 */
 
 	pr_info("Dumping GP/FPU registers for %d\n", pid);

compel/include/uapi/infect.h

@@ -108,7 +108,7 @@ struct infect_ctx {
 	unsigned long syscall_ip; /* entry point of infection */
 	unsigned long flags;	  /* fine-tune (e.g. faults) */
 
-	void (*child_handler)(int, siginfo_t *, void *); /* hander for SIGCHLD deaths */
+	void (*child_handler)(int, siginfo_t *, void *); /* handler for SIGCHLD deaths */
 	struct sigaction orig_handler;
 
 	open_proc_fn open_proc;

compel/src/lib/handle-elf.c

@@ -614,7 +614,7 @@ int __handle_elf(void *mem, size_t size)
 #ifdef ELF_S390
 			/*
 			 * See also arch/s390/kernel/module.c/apply_rela():
-			 * A PLT reads the GOT (global offest table). We can handle it like
+			 * A PLT reads the GOT (global offset table). We can handle it like
 			 * R_390_PC32DBL because we have linked statically.
 			 */
 			case R_390_PLT32DBL: /* PC relative on a PLT (predure link table) */

compel/src/lib/infect.c

@@ -456,8 +456,8 @@ static int parasite_run(pid_t pid, int cmd, unsigned long ip, void *stack, user_
 
 	ksigfillset(&block);
 	/*
-	 * FIXME(issues/1429): SIGTRAP can't be blocked, otherwice its hanlder
-	 * will be reseted to the default one.
+	 * FIXME(issues/1429): SIGTRAP can't be blocked, otherwise its handler
+	 * will be reset to the default one.
 	 */
 	ksigdelset(&block, SIGTRAP);
 	if (ptrace(PTRACE_SETSIGMASK, pid, sizeof(k_rtsigset_t), &block)) {
@@ -956,7 +956,7 @@ int compel_infect(struct parasite_ctl *ctl, unsigned long nr_threads, unsigned l
 	ctl->args_size = args_size;
 	parasite_size += ctl->args_size;
 
-	/* RESTORE_STACK_SIGFRAME needs a 64 bytes alignement */
+	/* RESTORE_STACK_SIGFRAME needs a 64 bytes alignment */
 	parasite_size = round_up(parasite_size, 64);
 
 	map_exchange_size = parasite_size;
@@ -1476,7 +1476,7 @@ int compel_run_in_thread(struct parasite_thread_ctl *tctl, unsigned int cmd)
 
 /*
  * compel_unmap() is used for unmapping parasite and restorer blobs.
- * A blob can contain code for unmapping itself, so the porcess is
+ * A blob can contain code for unmapping itself, so the process is
  * trapped on the exit from the munmap syscall.
  */
 int compel_unmap(struct parasite_ctl *ctl, unsigned long addr)

coredump/criu_coredump/coredump.py

@@ -728,7 +728,7 @@ def _gen_mem_chunk(self, pid, vma, size):
 
             if page_mem is not None:
                 # Page from pages.img has higher priority
-                # than one from maped file on disk.
+                # than one from mapped file on disk.
                 page = page_mem
 
             if page is None:

criu/apparmor.c

@@ -35,7 +35,7 @@
  * Thus, the old code that saves and restores AA profiles is still relevant, we
  * just need to add the new code in this file to walk the namespace and dump
  * any blobs in that AA namespace, and then restore these blobs on restore so
- * that the profiles the old code tries to use are actualy present.
+ * that the profiles the old code tries to use are actually present.
  */
 
 static AaNamespace **namespaces = NULL;

criu/arch/s390/crtools.c

@@ -234,7 +234,7 @@ static UserS390GsCbEntry *allocate_gs_cb(void)
 }
 
 /*
- * Free Guareded Storage control blocks
+ * Free Guarded Storage control blocks
  */
 static void free_gs_cb(UserS390GsCbEntry *gs_cb)
 {

criu/config.c

@@ -1073,7 +1073,7 @@ int check_options(void)
 	if (opts.link_remap_ok)
 		pr_info("Will allow link remaps on FS\n");
 	if (opts.weak_sysctls)
-		pr_info("Will skip non-existant sysctls on restore\n");
+		pr_info("Will skip non-existent sysctls on restore\n");
 
 	if (opts.deprecated_ok)
 		pr_info("Turn deprecated stuff ON\n");

criu/cr-dump.c

@@ -1026,7 +1026,7 @@ static int dump_task_threads(struct parasite_ctl *parasite_ctl, const struct pst
  * What this routine does is just reads pid-s of dead
  * tasks in item's children list from item's ns proc.
  *
- * It does *not* find wihch real pid corresponds to
+ * It does *not* find which real pid corresponds to
  * which virtual one, but it's not required -- all we
  * need to dump for zombie can be found in the same
  * ns proc.
@@ -1472,7 +1472,7 @@ static void alarm_handler(int signo)
 	pr_err("Timeout reached. Try to interrupt: %d\n", alarm_attempts);
 	if (alarm_attempts++ < 5) {
 		alarm(1);
-		/* A curren syscall will be exited with EINTR */
+		/* A current syscall will be exited with EINTR */
 		return;
 	}
 	pr_err("FATAL: Unable to interrupt the current operation\n");

criu/cr-restore.c

@@ -2061,7 +2061,7 @@ static int finalize_restore_detach(void)
 		for (i = 0; i < item->nr_threads; i++) {
 			pid = item->threads[i].real;
 			if (pid < 0) {
-				pr_err("pstree item has unvalid pid %d\n", pid);
+				pr_err("pstree item has invalid pid %d\n", pid);
 				continue;
 			}
 

criu/eventpoll.c

@@ -308,7 +308,7 @@ static int dump_one_eventpoll(int lfd, u32 id, const struct fd_parms *p)
 	 * files is tricky: we need to use kcmp
 	 * to find out where file came from. Until
 	 * it's implemented lets use simpler approach
-	 * just check the targets are blonging to the
+	 * just check the targets are belonging to the
 	 * pid's file set.
 	 */
 	if (p->dfds) {

criu/files-reg.c

@@ -1400,7 +1400,7 @@ static int get_build_id_32(Elf32_Ehdr *file_header, unsigned char **build_id, co
 		return -1;
 
 	/*
-	 * If the file doesn't have atleast 1 program header entry, it definitely can't
+	 * If the file doesn't have at least 1 program header entry, it definitely can't
 	 * have a build-id.
 	 */
 	if (!file_header->e_phnum) {
@@ -1490,7 +1490,7 @@ static int get_build_id_64(Elf64_Ehdr *file_header, unsigned char **build_id, co
 		return -1;
 
 	/*
-	 * If the file doesn't have atleast 1 program header entry, it definitely can't
+	 * If the file doesn't have at least 1 program header entry, it definitely can't
 	 * have a build-id.
 	 */
 	if (!file_header->e_phnum) {
@@ -1621,7 +1621,7 @@ static int store_validation_data_build_id(RegFileEntry *rfe, int lfd, const stru
 	int fd;
 
 	/*
-	 * Checks whether the file is atleast big enough to try and read the first
+	 * Checks whether the file is at least big enough to try and read the first
 	 * four (SELFMAG) bytes which should correspond to the ELF magic number
 	 * and the next byte which indicates whether the file is 32-bit or 64-bit.
 	 */
@@ -1659,7 +1659,7 @@ static int store_validation_data_build_id(RegFileEntry *rfe, int lfd, const stru
  * This routine stores metadata about the open file (File size, build-id, CRC32C checksum)
  * so that validation can be done while restoring to make sure that the right file is
  * being restored.
- * Returns true if atleast some metadata was stored, if there was an error it returns false.
+ * Returns true if at least some metadata was stored, if there was an error it returns false.
  */
 static bool store_validation_data(RegFileEntry *rfe, const struct fd_parms *p, int lfd)
 {
@@ -2008,7 +2008,7 @@ static int rfi_remap(struct reg_file_info *rfi, int *level)
 	BUG_ON(tmi->s_dev != rmi->s_dev);
 	BUG_ON(tmi->s_dev != mi->s_dev);
 
-	/* Calcalate paths on the device (root mount) */
+	/* Calculate paths on the device (root mount) */
 	convert_path_from_another_mp(rfi->path, path, sizeof(_path), mi, tmi);
 	convert_path_from_another_mp(rfi->remap->rpath, rpath, sizeof(_rpath), rmi, tmi);
 

criu/fsnotify.c

@@ -514,7 +514,7 @@ static char *get_mark_path(const char *who, struct file_remap *remap, FhEntry *f
 	/*
 	 * fanotify/inotify open syscalls want path to attach
 	 * watch to. But the only thing we have is an FD obtained
-	 * via fhandle. Fortunatelly, when trying to attach the
+	 * via fhandle. Fortunately, when trying to attach the
 	 * /proc/pid/fd/ link, we will watch the inode the link
 	 * points to, i.e. -- just what we want.
 	 */

criu/include/mount-v2.h

@@ -71,15 +71,15 @@ struct sharing_group {
 	struct list_head mnt_list;
 
 	/*
-	 * List of dependant shared groups:
+	 * List of dependent shared groups:
 	 * - all siblings have equal master_id
 	 * - the parent has shared_id equal to children's master_id
 	 *
 	 * This is a bit tricky: parent pointer indicates if there is one
 	 * parent sharing_group in list or only siblings.
 	 * So for traversal if parent pointer is set we can do:
 	 *   list_for_each_entry(t, &sg->parent->children, siblings)
-	 * and overvise we can do:
+	 * and otherwise we can do:
 	 *   list_for_each_entry(t, &sg->siblings, siblings)
 	 */
 	struct list_head children;

criu/include/mount.h

@@ -15,7 +15,7 @@ struct ns_id;
 /*
  * Here are a set of flags which we know how to handle for the one mount call.
  * All of them except MS_RDONLY are set only as mnt flags.
- * MS_RDONLY is set for both mnt ans sb flags, so we can restore it for one
+ * MS_RDONLY is set for both mnt and sb flags, so we can restore it for one
  * mount call only if it set for both masks.
  */
 #define MS_MNT_KNOWN_FLAGS (MS_NOSUID | MS_NOEXEC | MS_NODEV | MS_NOATIME | MS_NODIRATIME | MS_RELATIME | MS_RDONLY)

criu/kerndat.c

@@ -756,14 +756,14 @@ static int kerndat_detect_stack_guard_gap(void)
 
 		/*
 		 * When reading /proc/$pid/[s]maps the
-		 * start/end addresses might be cutted off
+		 * start/end addresses might be cut off
 		 * with PAGE_SIZE on kernels prior 4.12
 		 * (see kernel commit 1be7107fbe18ee).
 		 *
 		 * Same time there was semi-complete
 		 * patch released which hitted a number
 		 * of repos (Ubuntu, Fedora) where instead
-		 * of PAGE_SIZE the 1M gap is cutted off.
+		 * of PAGE_SIZE the 1M gap is cut off.
 		 */
 		if (start == (unsigned long)mem) {
 			kdat.stack_guard_gap_hidden = false;
@@ -1111,7 +1111,7 @@ static int kerndat_uffd(void)
 		if (err == ENOSYS)
 			return 0;
 		if (err == EPERM) {
-			pr_info("Lazy pages are not permited\n");
+			pr_info("Lazy pages are not permitted\n");
 			return 0;
 		}
 		pr_err("Lazy pages are not available\n");

criu/libnetlink.c

@@ -45,7 +45,7 @@ static int nlmsg_receive(char *buf, int len, int (*cb)(struct nlmsghdr *, struct
 }
 
 /*
- * Default errror handler: just point our an error
+ * Default error handler: just point our an error
  * and pass up to caller.
  */
 static int rtnl_return_err(int err, struct ns_id *ns, void *arg)

criu/mount-v2.c

@@ -108,7 +108,7 @@ int resolve_shared_mounts_v2(void)
 	/*
 	 * Collect sharing groups tree. Mount propagation between sharing
 	 * groups only goes down this tree, meaning that only mounts of same or
-	 * descendant sharing groups recieve mount propagation.
+	 * descendant sharing groups receive mount propagation.
 	 */
 	list_for_each_entry(sg, &sharing_groups, list) {
 		if (sg->master_id) {
@@ -270,7 +270,7 @@ static int do_new_mount_v2(struct mount_info *mi)
 	 * Mount-v2 relies that before mount tree is constructed all mounts
 	 * should remain private. Newly created mounts can become non-private
 	 * initially depending on parent/source sharing, let's be as explicit
-	 * as posible here and make it obvious that mount becomes private.
+	 * as possible here and make it obvious that mount becomes private.
 	 */
 	if (mount(NULL, mi->plain_mountpoint, NULL, MS_PRIVATE, NULL)) {
 		pr_perror("Can't remount %s with MS_PRIVATE", mi->plain_mountpoint);
@@ -407,7 +407,7 @@ static int do_bind_mount_v2(struct mount_info *mi)
 	 * Mount-v2 relies that before mount tree is constructed all mounts
 	 * should remain private. Newly created mounts can become non-private
 	 * initially depending on parent/source sharing, let's be as explicit
-	 * as posible here and make it obvious that mount becomes private.
+	 * as possible here and make it obvious that mount becomes private.
 	 */
 	if (mount(NULL, mi->plain_mountpoint, NULL, MS_PRIVATE, NULL)) {
 		pr_perror("Can't remount %s with MS_PRIVATE", mi->plain_mountpoint);
@@ -470,7 +470,7 @@ static int do_mount_root_v2(struct mount_info *mi)
 	 * Mount-v2 relies that before mount tree is constructed all mounts
 	 * should remain private. Newly created mounts can become non-private
 	 * initially depending on parent/source sharing, let's be as explicit
-	 * as posible here and make it obvious that mount becomes private.
+	 * as possible here and make it obvious that mount becomes private.
 	 */
 	if (mount(NULL, mi->plain_mountpoint, NULL, MS_PRIVATE, NULL)) {
 		pr_perror("Can't remount %s with MS_PRIVATE", mi->plain_mountpoint);
@@ -617,7 +617,7 @@ static int detect_is_dir(struct mount_info *mi)
 
 	rel_path = get_relative_path(mi->ns_mountpoint, mi->parent->ns_mountpoint);
 	if (!rel_path) {
-		pr_err("Child-parent mountpoint missmatch %d:%s %d:%s\n", mi->mnt_id, mi->ns_mountpoint,
+		pr_err("Child-parent mountpoint mismatch %d:%s %d:%s\n", mi->mnt_id, mi->ns_mountpoint,
 		       mi->parent->mnt_id, mi->parent->ns_mountpoint);
 		return -1;
 	}
@@ -952,7 +952,7 @@ static int restore_one_sharing_group(struct sharing_group *sg)
 			/*
 			 * External slavery. We rely on the user to give us the
 			 * right source for external mount with all proper
-			 * sharing optioins setup (it should be either shared
+			 * sharing options setup (it should be either shared
 			 * or non-shared slave). If source is a private mount
 			 * we would fail.
 			 */
@@ -1020,7 +1020,7 @@ static int restore_mount_sharing_options(void)
 		if (sg->parent)
 			continue;
 
-		/* Handle dependant sharing groups in tree order */
+		/* Handle dependent sharing groups in tree order */
 		for (t = sg; t != NULL; t = sharing_group_next(t)) {
 			if (restore_one_sharing_group(t))
 				return -1;

criu/namespaces.c

@@ -891,7 +891,7 @@ int collect_user_ns(struct ns_id *ns, void *oarg)
 {
 	/*
 	 * User namespace is dumped before files to get uid and gid
-	 * mappings, which are used for convirting local id-s to
+	 * mappings, which are used for converting local id-s to
 	 * userns id-s (userns_uid(), userns_gid())
 	 */
 	if (dump_user_ns(root_item->pid->real, root_item->ids->user_ns_id))

criu/net.c

@@ -2340,7 +2340,7 @@ static int prepare_xtable_lock(void)
 	}
 
 	if (mount(NULL, "/", NULL, MS_SLAVE | MS_REC, NULL)) {
-		pr_perror("Unable to conver mounts to slave mounts");
+		pr_perror("Unable to convert mounts to slave mounts");
 		return -1;
 	}
 	/*

criu/page-xfer.c

@@ -606,7 +606,7 @@ static inline u32 ppb_xfer_flags(struct page_xfer *xfer, struct page_pipe_buf *p
  *
  *	Since, iov-C is not processed completely, we need to find
  *	"partial_read_byte" count to place out dummy-iov for
- *	remainig processing of iov-C. This function is performed by
+ *	remaining processing of iov-C. This function is performed by
  *	analyze_iov function.
  *
  *	dummy-iov will be(2): {C+3,1}. dummy-iov will be placed

criu/path.c

@@ -49,7 +49,7 @@ char *mnt_get_sibling_path(struct mount_info *m, struct mount_info *p, char *buf
 
 	rpath = get_relative_path(m->ns_mountpoint, pa->ns_mountpoint);
 	if (!rpath) {
-		pr_warn("child - parent mountpoint missmatch %s - %s\n", m->ns_mountpoint, pa->ns_mountpoint);
+		pr_warn("child - parent mountpoint mismatch %s - %s\n", m->ns_mountpoint, pa->ns_mountpoint);
 		return NULL;
 	}
 

criu/pie/parasite.c

@@ -454,7 +454,7 @@ static int get_proc_fd(void)
 	ret = sys_mount("proc", proc_mountpoint, "proc", MS_MGC_VAL, NULL);
 	if (ret) {
 		if (ret == -EPERM)
-			pr_err("can't dump unpriviliged task whose /proc doesn't belong to it\n");
+			pr_err("can't dump unprivileged task whose /proc doesn't belong to it\n");
 		else
 			pr_err("mount failed (%d)\n", ret);
 		sys_rmdir(proc_mountpoint);