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authorZhaozhong Ni <nzz@google.com>2018-08-02 10:41:44 -0700
committerShentubot <shentubot@google.com>2018-08-02 10:42:48 -0700
commit57d0fcbdbf7e9d2d573ce8d4ca2f72b82f778d63 (patch)
tree7d09abd7209c47ea68471588531bc06ff4f8655c /pkg/sentry/fs/lock
parentcf44aff6e08b0e19935d5cd98455b4af98fd8794 (diff)
Automated rollback of changelist 207037226
PiperOrigin-RevId: 207125440 Change-Id: I6c572afb4d693ee72a0c458a988b0e96d191cd49
Diffstat (limited to 'pkg/sentry/fs/lock')
-rw-r--r--pkg/sentry/fs/lock/BUILD15
-rw-r--r--pkg/sentry/fs/lock/lock.go6
2 files changed, 6 insertions, 15 deletions
diff --git a/pkg/sentry/fs/lock/BUILD b/pkg/sentry/fs/lock/BUILD
index 2607d7ed3..3159ff1da 100644
--- a/pkg/sentry/fs/lock/BUILD
+++ b/pkg/sentry/fs/lock/BUILD
@@ -1,18 +1,7 @@
package(licenses = ["notice"]) # Apache 2.0
load("//tools/go_generics:defs.bzl", "go_template_instance")
-load("//tools/go_stateify:defs.bzl", "go_library", "go_stateify", "go_test")
-
-go_stateify(
- name = "lock_state",
- srcs = [
- "lock.go",
- "lock_range.go",
- "lock_set.go",
- ],
- out = "lock_state.go",
- package = "lock",
-)
+load("//tools/go_stateify:defs.bzl", "go_library", "go_test")
go_template_instance(
name = "lock_range",
@@ -49,13 +38,11 @@ go_library(
"lock_range.go",
"lock_set.go",
"lock_set_functions.go",
- "lock_state.go",
],
importpath = "gvisor.googlesource.com/gvisor/pkg/sentry/fs/lock",
visibility = ["//pkg/sentry:internal"],
deps = [
"//pkg/log",
- "//pkg/state",
"//pkg/waiter",
],
)
diff --git a/pkg/sentry/fs/lock/lock.go b/pkg/sentry/fs/lock/lock.go
index 24d54c989..e9b376eb6 100644
--- a/pkg/sentry/fs/lock/lock.go
+++ b/pkg/sentry/fs/lock/lock.go
@@ -88,6 +88,8 @@ const LockEOF = math.MaxUint64
//
// A Lock may be downgraded from a write lock to a read lock only if
// the write lock's uid is the same as the read lock.
+//
+// +stateify savable
type Lock struct {
// Readers are the set of read lock holders identified by UniqueID.
// If len(Readers) > 0 then HasWriter must be false.
@@ -103,6 +105,8 @@ type Lock struct {
}
// Locks is a thread-safe wrapper around a LockSet.
+//
+// +stateify savable
type Locks struct {
// mu protects locks below.
mu sync.Mutex `state:"nosave"`
@@ -111,7 +115,7 @@ type Locks struct {
locks LockSet
// blockedQueue is the queue of waiters that are waiting on a lock.
- blockedQueue waiter.Queue
+ blockedQueue waiter.Queue `state:"zerovalue"`
}
// Blocker is the interface used for blocking locks. Passing a nil Blocker