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authorgVisor bot <gvisor-bot@google.com>2020-12-11 20:14:08 +0000
committergVisor bot <gvisor-bot@google.com>2020-12-11 20:14:08 +0000
commitd9633d110ed46c1ef81d60c451173d8495c97d02 (patch)
tree3807919ae7473745b3b00dc13f8eae0174c50e44 /pkg/safemem/block_unsafe.go
parent50cc70ce45f763320a5b0981df1352f51ac73317 (diff)
parent4cba3904f414775371f86571a549454aafad19bf (diff)
Merge release-20201208.0-31-g4cba3904f (automated)
Diffstat (limited to 'pkg/safemem/block_unsafe.go')
-rw-r--r--pkg/safemem/block_unsafe.go20
1 files changed, 10 insertions, 10 deletions
diff --git a/pkg/safemem/block_unsafe.go b/pkg/safemem/block_unsafe.go
index e7fd30743..7857f5853 100644
--- a/pkg/safemem/block_unsafe.go
+++ b/pkg/safemem/block_unsafe.go
@@ -68,29 +68,29 @@ func blockFromSlice(slice []byte, needSafecopy bool) Block {
}
}
-// BlockFromSafePointer returns a Block equivalent to [ptr, ptr+len), which is
+// BlockFromSafePointer returns a Block equivalent to [ptr, ptr+length), which is
// safe to access without safecopy.
//
-// Preconditions: ptr+len does not overflow.
-func BlockFromSafePointer(ptr unsafe.Pointer, len int) Block {
- return blockFromPointer(ptr, len, false)
+// Preconditions: ptr+length does not overflow.
+func BlockFromSafePointer(ptr unsafe.Pointer, length int) Block {
+ return blockFromPointer(ptr, length, false)
}
// BlockFromUnsafePointer returns a Block equivalent to [ptr, ptr+len), which
// is not safe to access without safecopy.
//
// Preconditions: ptr+len does not overflow.
-func BlockFromUnsafePointer(ptr unsafe.Pointer, len int) Block {
- return blockFromPointer(ptr, len, true)
+func BlockFromUnsafePointer(ptr unsafe.Pointer, length int) Block {
+ return blockFromPointer(ptr, length, true)
}
-func blockFromPointer(ptr unsafe.Pointer, len int, needSafecopy bool) Block {
- if uptr := uintptr(ptr); uptr+uintptr(len) < uptr {
- panic(fmt.Sprintf("ptr %#x + len %#x overflows", ptr, len))
+func blockFromPointer(ptr unsafe.Pointer, length int, needSafecopy bool) Block {
+ if uptr := uintptr(ptr); uptr+uintptr(length) < uptr {
+ panic(fmt.Sprintf("ptr %#x + len %#x overflows", uptr, length))
}
return Block{
start: ptr,
- length: len,
+ length: length,
needSafecopy: needSafecopy,
}
}