Fix various spelling issues in the documentation

Addresses obvious typos, in the documentation only.

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/gvisor/pull/443 from Pixep:fix/documentation-spelling 4d0688164eafaf0b3010e5f4824b35d1e7176d65
PiperOrigin-RevId: 255477779

8 files changed, 10 insertions, 10 deletions

diff --git a/pkg/sentry/kernel/fs_context.go b/pkg/sentry/kernel/fs_context.go
index a08917889..938239aeb 100644
--- a/pkg/sentry/kernel/fs_context.go
+++ b/pkg/sentry/kernel/fs_context.go
@@ -61,8 +61,8 @@ func newFSContext(root, cwd *fs.Dirent, umask uint) *FSContext {
 // destroy is the destructor for an FSContext.
 //
 // This will call DecRef on both root and cwd Dirents.  If either call to
-// DecRef returns an error, then it will be propigated.  If both calls to
-// DecRef return an error, then the one from root.DecRef will be propigated.
+// DecRef returns an error, then it will be propagated.  If both calls to
+// DecRef return an error, then the one from root.DecRef will be propagated.
 //
 // Note that there may still be calls to WorkingDirectory() or RootDirectory()
 // (that return nil).  This is because valid references may still be held via
diff --git a/pkg/sentry/kernel/ipc_namespace.go b/pkg/sentry/kernel/ipc_namespace.go
index f0db0838d..80a070d7e 100644
--- a/pkg/sentry/kernel/ipc_namespace.go
+++ b/pkg/sentry/kernel/ipc_namespace.go
@@ -40,7 +40,7 @@ func NewIPCNamespace(userNS *auth.UserNamespace) *IPCNamespace {
 	}
 }
 
-// SemaphoreRegistry returns the semanphore set registry for this namespace.
+// SemaphoreRegistry returns the semaphore set registry for this namespace.
 func (i *IPCNamespace) SemaphoreRegistry() *semaphore.Registry {
 	return i.semaphores
 }
diff --git a/pkg/sentry/kernel/kernel.go b/pkg/sentry/kernel/kernel.go
index 9fe9eb914..47dadc43a 100644
--- a/pkg/sentry/kernel/kernel.go
+++ b/pkg/sentry/kernel/kernel.go
@@ -679,7 +679,7 @@ func (ctx *createProcessContext) Value(key interface{}) interface{} {
 		return ctx.args.Credentials
 	case fs.CtxRoot:
 		if ctx.args.Root != nil {
-			// Take a refernce on the root dirent that will be
+			// Take a reference on the root dirent that will be
 			// given to the caller.
 			ctx.args.Root.IncRef()
 			return ctx.args.Root
diff --git a/pkg/sentry/kernel/semaphore/semaphore.go b/pkg/sentry/kernel/semaphore/semaphore.go
index fb4a0e1e0..93fe68a3e 100644
--- a/pkg/sentry/kernel/semaphore/semaphore.go
+++ b/pkg/sentry/kernel/semaphore/semaphore.go
@@ -86,7 +86,7 @@ type Set struct {
 	dead bool
 }
 
-// sem represents a single semanphore from a set.
+// sem represents a single semaphore from a set.
 //
 // +stateify savable
 type sem struct {
diff --git a/pkg/sentry/kernel/task_futex.go b/pkg/sentry/kernel/task_futex.go
index d77dabc05..c211b5b74 100644
--- a/pkg/sentry/kernel/task_futex.go
+++ b/pkg/sentry/kernel/task_futex.go
@@ -34,14 +34,14 @@ func (t *Task) SwapUint32(addr usermem.Addr, new uint32) (uint32, error) {
 	})
 }
 
-// CompareAndSwapUint32 implemets futex.Target.CompareAndSwapUint32.
+// CompareAndSwapUint32 implements futex.Target.CompareAndSwapUint32.
 func (t *Task) CompareAndSwapUint32(addr usermem.Addr, old, new uint32) (uint32, error) {
 	return t.MemoryManager().CompareAndSwapUint32(t, addr, old, new, usermem.IOOpts{
 		AddressSpaceActive: true,
 	})
 }
 
-// LoadUint32 implemets futex.Target.LoadUint32.
+// LoadUint32 implements futex.Target.LoadUint32.
 func (t *Task) LoadUint32(addr usermem.Addr) (uint32, error) {
 	return t.MemoryManager().LoadUint32(t, addr, usermem.IOOpts{
 		AddressSpaceActive: true,
diff --git a/pkg/sentry/kernel/task_stop.go b/pkg/sentry/kernel/task_stop.go
index e735a5dd0..10c6e455c 100644
--- a/pkg/sentry/kernel/task_stop.go
+++ b/pkg/sentry/kernel/task_stop.go
@@ -172,7 +172,7 @@ func (t *Task) beginStopLocked() {
 	}
 }
 
-// endStopLocked decerements t.stopCount to indicate that an existing internal
+// endStopLocked decrements t.stopCount to indicate that an existing internal
 // or external stop no longer applies to t.
 //
 // Preconditions: The signal mutex must be locked.
diff --git a/pkg/sentry/kernel/thread_group.go b/pkg/sentry/kernel/thread_group.go
index 3562ef179..2a97e3e8e 100644
--- a/pkg/sentry/kernel/thread_group.go
+++ b/pkg/sentry/kernel/thread_group.go
@@ -268,7 +268,7 @@ func (k *Kernel) newThreadGroup(mounts *fs.MountNamespace, ns *PIDNamespace, sh
 	return tg
 }
 
-// saveRscr is invopked by stateify.
+// saveRscr is invoked by stateify.
 func (tg *ThreadGroup) saveRscr() *RSEQCriticalRegion {
 	return tg.rscr.Load().(*RSEQCriticalRegion)
 }
diff --git a/pkg/sentry/kernel/timekeeper.go b/pkg/sentry/kernel/timekeeper.go
index eadacfea2..76417342a 100644
--- a/pkg/sentry/kernel/timekeeper.go
+++ b/pkg/sentry/kernel/timekeeper.go
@@ -122,7 +122,7 @@ func (t *Timekeeper) SetClocks(c sentrytime.Clocks) {
 	//
 	// In a restored sentry, monotonic time jumps forward by approximately
 	// the same amount as real time. There are no guarantees here, we are
-	// just making a best-effort attempt to to make it appear that the app
+	// just making a best-effort attempt to make it appear that the app
 	// was simply not scheduled for a long period, rather than that the
 	// real time clock was changed.
 	//