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

6 files changed, 11 insertions, 11 deletions

diff --git a/pkg/sentry/platform/kvm/bluepill_amd64_unsafe.go b/pkg/sentry/platform/kvm/bluepill_amd64_unsafe.go
index 0effd33ac..9d8af143e 100644
--- a/pkg/sentry/platform/kvm/bluepill_amd64_unsafe.go
+++ b/pkg/sentry/platform/kvm/bluepill_amd64_unsafe.go
@@ -30,7 +30,7 @@ func bluepillArchContext(context unsafe.Pointer) *arch.SignalContext64 {
 	return &((*arch.UContext64)(context).MContext)
 }
 
-// dieArchSetup initialies the state for dieTrampoline.
+// dieArchSetup initializes the state for dieTrampoline.
 //
 // The amd64 dieTrampoline requires the vCPU to be set in BX, and the last RIP
 // to be in AX. The trampoline then simulates a call to dieHandler from the
diff --git a/pkg/sentry/platform/kvm/machine.go b/pkg/sentry/platform/kvm/machine.go
index 69b2f92a7..7d92e16cc 100644
--- a/pkg/sentry/platform/kvm/machine.go
+++ b/pkg/sentry/platform/kvm/machine.go
@@ -135,7 +135,7 @@ type dieState struct {
 
 // newVCPU creates a returns a new vCPU.
 //
-// Precondtion: mu must be held.
+// Precondition: mu must be held.
 func (m *machine) newVCPU() *vCPU {
 	id := len(m.vCPUs)
 
diff --git a/pkg/sentry/platform/kvm/machine_amd64_unsafe.go b/pkg/sentry/platform/kvm/machine_amd64_unsafe.go
index c87fa7b7c..506ec9af1 100644
--- a/pkg/sentry/platform/kvm/machine_amd64_unsafe.go
+++ b/pkg/sentry/platform/kvm/machine_amd64_unsafe.go
@@ -87,7 +87,7 @@ func (c *vCPU) setCPUID() error {
 
 // setSystemTime sets the TSC for the vCPU.
 //
-// This has to make the call many times in order to minimize the intrinstic
+// This has to make the call many times in order to minimize the intrinsic
 // error in the offset. Unfortunately KVM does not expose a relative offset via
 // the API, so this is an approximation. We do this via an iterative algorithm.
 // This has the advantage that it can generally deal with highly variable
diff --git a/pkg/sentry/platform/platform.go b/pkg/sentry/platform/platform.go
index 5ad98a329..eccbe2336 100644
--- a/pkg/sentry/platform/platform.go
+++ b/pkg/sentry/platform/platform.go
@@ -256,7 +256,7 @@ type AddressSpaceIO interface {
 	LoadUint32(addr usermem.Addr) (uint32, error)
 }
 
-// NoAddressSpaceIO implements AddressSpaceIO methods by panicing.
+// NoAddressSpaceIO implements AddressSpaceIO methods by panicking.
 type NoAddressSpaceIO struct{}
 
 // CopyOut implements AddressSpaceIO.CopyOut.
diff --git a/pkg/sentry/platform/ptrace/subprocess.go b/pkg/sentry/platform/ptrace/subprocess.go
index 46f9d3fb6..15e84735e 100644
--- a/pkg/sentry/platform/ptrace/subprocess.go
+++ b/pkg/sentry/platform/ptrace/subprocess.go
@@ -123,7 +123,7 @@ type subprocess struct {
 	contexts map[*context]struct{}
 }
 
-// newSubprocess returns a useable subprocess.
+// newSubprocess returns a usable subprocess.
 //
 // This will either be a newly created subprocess, or one from the global pool.
 // The create function will be called in the latter case, which is guaranteed
@@ -255,7 +255,7 @@ func (s *subprocess) newThread() *thread {
 	return t
 }
 
-// attach attachs to the thread.
+// attach attaches to the thread.
 func (t *thread) attach() {
 	if _, _, errno := syscall.RawSyscall(syscall.SYS_PTRACE, syscall.PTRACE_ATTACH, uintptr(t.tid), 0); errno != 0 {
 		panic(fmt.Sprintf("unable to attach: %v", errno))
@@ -285,9 +285,9 @@ func (t *thread) grabInitRegs() {
 	t.initRegs.Rip -= initRegsRipAdjustment
 }
 
-// detach detachs from the thread.
+// detach detaches from the thread.
 //
-// Because the SIGSTOP is not supressed, the thread will enter group-stop.
+// Because the SIGSTOP is not suppressed, the thread will enter group-stop.
 func (t *thread) detach() {
 	if _, _, errno := syscall.RawSyscall6(syscall.SYS_PTRACE, syscall.PTRACE_DETACH, uintptr(t.tid), 0, uintptr(syscall.SIGSTOP), 0, 0); errno != 0 {
 		panic(fmt.Sprintf("can't detach new clone: %v", errno))
@@ -374,7 +374,7 @@ func (t *thread) destroy() {
 
 // init initializes trace options.
 func (t *thread) init() {
-	// Set our TRACESYSGOOD option to differeniate real SIGTRAP. We also
+	// Set the TRACESYSGOOD option to differentiate real SIGTRAP.
 	// set PTRACE_O_EXITKILL to ensure that the unexpected exit of the
 	// sentry will immediately kill the associated stubs.
 	const PTRACE_O_EXITKILL = 0x100000
@@ -558,7 +558,7 @@ func (s *subprocess) switchToApp(c *context, ac arch.Context) bool {
 		if c.signalInfo.Code > 0 {
 			// The signal was generated by the kernel. We inspect
 			// the signal information, and may patch it in order to
-			// faciliate vsyscall emulation. See patchSignalInfo.
+			// facilitate vsyscall emulation. See patchSignalInfo.
 			patchSignalInfo(regs, &c.signalInfo)
 			return false
 		} else if c.signalInfo.Code <= 0 && c.signalInfo.Pid() == int32(os.Getpid()) {
diff --git a/pkg/sentry/platform/ring0/entry_amd64.s b/pkg/sentry/platform/ring0/entry_amd64.s
index 8cb8c4996..02df38331 100644
--- a/pkg/sentry/platform/ring0/entry_amd64.s
+++ b/pkg/sentry/platform/ring0/entry_amd64.s
@@ -15,7 +15,7 @@
 #include "funcdata.h"
 #include "textflag.h"
 
-// NB: Offsets are programatically generated (see BUILD).
+// NB: Offsets are programmatically generated (see BUILD).
 //
 // This file is concatenated with the definitions.