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authorgVisor bot <gvisor-bot@google.com>2019-06-27 21:44:07 +0000
committergVisor bot <gvisor-bot@google.com>2019-06-27 21:44:07 +0000
commit91dcb2483b56eeb8083cdff90ed8e8f0a1665d13 (patch)
treea2752b44b8da8abf49f60cef2a324068503111cb /pkg/sentry/platform
parent085d6fdce34f34d82de5f71d031407c3da253b23 (diff)
parent5b41ba5d0eca266790dba5f5dd095010e3944726 (diff)
Merge 5b41ba5d (automated)
Diffstat (limited to 'pkg/sentry/platform')
-rw-r--r--pkg/sentry/platform/kvm/bluepill_amd64_unsafe.go2
-rw-r--r--pkg/sentry/platform/kvm/machine.go2
-rw-r--r--pkg/sentry/platform/kvm/machine_amd64_unsafe.go2
-rw-r--r--pkg/sentry/platform/platform.go2
-rw-r--r--pkg/sentry/platform/ptrace/subprocess.go12
-rwxr-xr-xpkg/sentry/platform/ring0/defs_impl.go8
-rwxr-xr-xpkg/sentry/platform/ring0/entry_impl_amd64.s2
7 files changed, 15 insertions, 15 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/defs_impl.go b/pkg/sentry/platform/ring0/defs_impl.go
index acae012dc..d4bfc5a4a 100755
--- a/pkg/sentry/platform/ring0/defs_impl.go
+++ b/pkg/sentry/platform/ring0/defs_impl.go
@@ -1,14 +1,14 @@
package ring0
import (
- "fmt"
- "gvisor.dev/gvisor/pkg/cpuid"
- "io"
- "reflect"
"syscall"
+ "fmt"
+ "gvisor.dev/gvisor/pkg/cpuid"
"gvisor.dev/gvisor/pkg/sentry/platform/ring0/pagetables"
"gvisor.dev/gvisor/pkg/sentry/usermem"
+ "io"
+ "reflect"
)
var (
diff --git a/pkg/sentry/platform/ring0/entry_impl_amd64.s b/pkg/sentry/platform/ring0/entry_impl_amd64.s
index d082d06a9..daba45f9d 100755
--- a/pkg/sentry/platform/ring0/entry_impl_amd64.s
+++ b/pkg/sentry/platform/ring0/entry_impl_amd64.s
@@ -79,7 +79,7 @@
#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.