diff options
author | gVisor bot <gvisor-bot@google.com> | 2020-02-15 00:22:23 +0000 |
---|---|---|
committer | gVisor bot <gvisor-bot@google.com> | 2020-02-15 00:22:23 +0000 |
commit | 018771a9909fb8c35f179c48d836484571570841 (patch) | |
tree | c6b8f7b403493af81af9c78dff26380ce061ab39 /pkg/abi | |
parent | 2a4ab311c9589f91320568210ce5f12e0622652c (diff) | |
parent | a5069f820f22734b6c466068a02bbbe83ba091da (diff) |
Merge release-20200211.0-25-ga5069f8 (automated)
Diffstat (limited to 'pkg/abi')
-rw-r--r-- | pkg/abi/linux/epoll.go | 7 | ||||
-rwxr-xr-x | pkg/abi/linux/epoll_amd64.go | 25 | ||||
-rwxr-xr-x | pkg/abi/linux/epoll_arm64.go | 24 | ||||
-rwxr-xr-x | pkg/abi/linux/linux_amd64_abi_autogen_unsafe.go | 4 | ||||
-rwxr-xr-x | pkg/abi/linux/linux_arm64_abi_autogen_unsafe.go | 6 |
5 files changed, 54 insertions, 12 deletions
diff --git a/pkg/abi/linux/epoll.go b/pkg/abi/linux/epoll.go index 0e881aa3c..6e4de69da 100644 --- a/pkg/abi/linux/epoll.go +++ b/pkg/abi/linux/epoll.go @@ -14,13 +14,6 @@ package linux -// EpollEvent is equivalent to struct epoll_event from epoll(2). -type EpollEvent struct { - Events uint32 - Fd int32 - Data int32 -} - // Event masks. const ( EPOLLIN = 0x1 diff --git a/pkg/abi/linux/epoll_amd64.go b/pkg/abi/linux/epoll_amd64.go new file mode 100755 index 000000000..57041491c --- /dev/null +++ b/pkg/abi/linux/epoll_amd64.go @@ -0,0 +1,25 @@ +// Copyright 2019 The gVisor Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package linux + +// EpollEvent is equivalent to struct epoll_event from epoll(2). +type EpollEvent struct { + Events uint32 + // Linux makes struct epoll_event::data a __u64. We represent it as + // [2]int32 because, on amd64, Linux also makes struct epoll_event + // __attribute__((packed)), such that there is no padding between Events + // and Data. + Data [2]int32 +} diff --git a/pkg/abi/linux/epoll_arm64.go b/pkg/abi/linux/epoll_arm64.go new file mode 100755 index 000000000..62ef5821e --- /dev/null +++ b/pkg/abi/linux/epoll_arm64.go @@ -0,0 +1,24 @@ +// Copyright 2020 The gVisor Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package linux + +// EpollEvent is equivalent to struct epoll_event from epoll(2). +type EpollEvent struct { + Events uint32 + // Linux makes struct epoll_event a __u64, necessitating 4 bytes of padding + // here. + _ int32 + Data [2]int32 +} diff --git a/pkg/abi/linux/linux_amd64_abi_autogen_unsafe.go b/pkg/abi/linux/linux_amd64_abi_autogen_unsafe.go index c8162472d..1fdf61fa0 100755 --- a/pkg/abi/linux/linux_amd64_abi_autogen_unsafe.go +++ b/pkg/abi/linux/linux_amd64_abi_autogen_unsafe.go @@ -95,7 +95,7 @@ func (s *Stat) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. func (s *Stat) Packed() bool { - return s.CTime.Packed() && s.ATime.Packed() && s.MTime.Packed() + return s.ATime.Packed() && s.MTime.Packed() && s.CTime.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. @@ -118,7 +118,7 @@ func (s *Stat) UnmarshalUnsafe(src []byte) { // CopyOut implements marshal.Marshallable.CopyOut. func (s *Stat) CopyOut(task marshal.Task, addr usermem.Addr) (int, error) { - if !s.CTime.Packed() && s.ATime.Packed() && s.MTime.Packed() { + if !s.ATime.Packed() && s.MTime.Packed() && s.CTime.Packed() { // Type Stat doesn't have a packed layout in memory, fall back to MarshalBytes. buf := task.CopyScratchBuffer(s.SizeBytes()) s.MarshalBytes(buf) diff --git a/pkg/abi/linux/linux_arm64_abi_autogen_unsafe.go b/pkg/abi/linux/linux_arm64_abi_autogen_unsafe.go index 118b19ac0..7d1a9e913 100755 --- a/pkg/abi/linux/linux_arm64_abi_autogen_unsafe.go +++ b/pkg/abi/linux/linux_arm64_abi_autogen_unsafe.go @@ -99,12 +99,12 @@ func (s *Stat) UnmarshalBytes(src []byte) { // Packed implements marshal.Marshallable.Packed. func (s *Stat) Packed() bool { - return s.CTime.Packed() && s.ATime.Packed() && s.MTime.Packed() + return s.ATime.Packed() && s.MTime.Packed() && s.CTime.Packed() } // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe. func (s *Stat) MarshalUnsafe(dst []byte) { - if s.ATime.Packed() && s.MTime.Packed() && s.CTime.Packed() { + if s.CTime.Packed() && s.ATime.Packed() && s.MTime.Packed() { safecopy.CopyIn(dst, unsafe.Pointer(s)) } else { s.MarshalBytes(dst) @@ -152,7 +152,7 @@ func (s *Stat) CopyOut(task marshal.Task, addr usermem.Addr) (int, error) { // CopyIn implements marshal.Marshallable.CopyIn. func (s *Stat) CopyIn(task marshal.Task, addr usermem.Addr) (int, error) { - if !s.MTime.Packed() && s.CTime.Packed() && s.ATime.Packed() { + if !s.ATime.Packed() && s.MTime.Packed() && s.CTime.Packed() { // Type Stat doesn't have a packed layout in memory, fall back to UnmarshalBytes. buf := task.CopyScratchBuffer(s.SizeBytes()) n, err := task.CopyInBytes(addr, buf) |