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authorkevin.xu <cming.xu@gmail.com>2020-04-27 21:51:31 +0800
committerGitHub <noreply@github.com>2020-04-27 21:51:31 +0800
commite896ca54db67524afc20b644d43c72185e72dc0e (patch)
tree2a16f3a62a5cafd098f1f028c621f1b655589d69 /pkg/sentry/memmap
parent1f19624fa127d7d59cabe29593cc80b7fe6c81f8 (diff)
parent3c67754663f424f2ebbc0ff2a4c80e30618d5355 (diff)
Merge pull request #1 from google/master
catch up
Diffstat (limited to 'pkg/sentry/memmap')
-rw-r--r--pkg/sentry/memmap/BUILD13
-rw-r--r--pkg/sentry/memmap/mapping_set.go2
-rw-r--r--pkg/sentry/memmap/mapping_set_test.go2
-rw-r--r--pkg/sentry/memmap/memmap.go12
4 files changed, 14 insertions, 15 deletions
diff --git a/pkg/sentry/memmap/BUILD b/pkg/sentry/memmap/BUILD
index 3ef84245b..a98b66de1 100644
--- a/pkg/sentry/memmap/BUILD
+++ b/pkg/sentry/memmap/BUILD
@@ -1,6 +1,5 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_test")
+load("//tools:defs.bzl", "go_library", "go_test")
load("//tools/go_generics:defs.bzl", "go_template_instance")
-load("//tools/go_stateify:defs.bzl", "go_library")
package(licenses = ["notice"])
@@ -37,15 +36,13 @@ go_library(
"mapping_set_impl.go",
"memmap.go",
],
- importpath = "gvisor.dev/gvisor/pkg/sentry/memmap",
visibility = ["//pkg/sentry:internal"],
deps = [
+ "//pkg/context",
"//pkg/log",
- "//pkg/refs",
- "//pkg/sentry/context",
"//pkg/sentry/platform",
- "//pkg/sentry/usermem",
"//pkg/syserror",
+ "//pkg/usermem",
],
)
@@ -53,6 +50,6 @@ go_test(
name = "memmap_test",
size = "small",
srcs = ["mapping_set_test.go"],
- embed = [":memmap"],
- deps = ["//pkg/sentry/usermem"],
+ library = ":memmap",
+ deps = ["//pkg/usermem"],
)
diff --git a/pkg/sentry/memmap/mapping_set.go b/pkg/sentry/memmap/mapping_set.go
index 0a5b7ce45..d609c1ae0 100644
--- a/pkg/sentry/memmap/mapping_set.go
+++ b/pkg/sentry/memmap/mapping_set.go
@@ -18,7 +18,7 @@ import (
"fmt"
"math"
- "gvisor.dev/gvisor/pkg/sentry/usermem"
+ "gvisor.dev/gvisor/pkg/usermem"
)
// MappingSet maps offsets into a Mappable to mappings of those offsets. It is
diff --git a/pkg/sentry/memmap/mapping_set_test.go b/pkg/sentry/memmap/mapping_set_test.go
index f9b11a59c..d39efe38f 100644
--- a/pkg/sentry/memmap/mapping_set_test.go
+++ b/pkg/sentry/memmap/mapping_set_test.go
@@ -18,7 +18,7 @@ import (
"reflect"
"testing"
- "gvisor.dev/gvisor/pkg/sentry/usermem"
+ "gvisor.dev/gvisor/pkg/usermem"
)
type testMappingSpace struct {
diff --git a/pkg/sentry/memmap/memmap.go b/pkg/sentry/memmap/memmap.go
index 03b99aaea..c6db9fc8f 100644
--- a/pkg/sentry/memmap/memmap.go
+++ b/pkg/sentry/memmap/memmap.go
@@ -18,10 +18,9 @@ package memmap
import (
"fmt"
- "gvisor.dev/gvisor/pkg/refs"
- "gvisor.dev/gvisor/pkg/sentry/context"
+ "gvisor.dev/gvisor/pkg/context"
"gvisor.dev/gvisor/pkg/sentry/platform"
- "gvisor.dev/gvisor/pkg/sentry/usermem"
+ "gvisor.dev/gvisor/pkg/usermem"
)
// Mappable represents a memory-mappable object, a mutable mapping from uint64
@@ -235,8 +234,11 @@ type InvalidateOpts struct {
// coincidental; fs.File implements MappingIdentity, and some
// fs.InodeOperations implement Mappable.)
type MappingIdentity interface {
- // MappingIdentity is reference-counted.
- refs.RefCounter
+ // IncRef increments the MappingIdentity's reference count.
+ IncRef()
+
+ // DecRef decrements the MappingIdentity's reference count.
+ DecRef()
// MappedName returns the application-visible name shown in
// /proc/[pid]/maps.