change delete and upsert mmaper mem order

anton-kuklin · anton-kuklin · commit 26ac22bf03a5 · 2023-06-13T22:59:31.000+01:00
diff --git a/unix/mremap.go b/unix/mremap.go
@@ -32,9 +32,9 @@ func (m *mremapMmapper) Mremap(oldData []byte, newLength int, flags int) (data [
 	}
 	bNew := unsafe.Slice((*byte)(unsafe.Pointer(newAddr)), newLength)
 	pNew := &bNew[cap(bNew)-1]
-	m.active[pNew] = bNew
 	if flags&MREMAP_DONTUNMAP == 0 {
 		delete(m.active, pOld)
 	}
+	m.active[pNew] = bNew
 	return bNew, nil
 }

Original file line number	Diff line number	Diff line change
`@@ -32,9 +32,9 @@ func (m *mremapMmapper) Mremap(oldData []byte, newLength int, flags int) (data [`
`32`	`32`	`}`
`33`	`33`	`bNew := unsafe.Slice((*byte)(unsafe.Pointer(newAddr)), newLength)`
`34`	`34`	`pNew := &bNew[cap(bNew)-1]`
`35`		`- m.active[pNew] = bNew`
`36`	`35`	`if flags&MREMAP_DONTUNMAP == 0 {`
`37`	`36`	`delete(m.active, pOld)`
`38`	`37`	`}`
	`38`	`+ m.active[pNew] = bNew`
`39`	`39`	`return bNew, nil`
`40`	`40`	`}`