Commit Graph

106 Commits

Author SHA1 Message Date
Rob Bradford
c37fb5b602 virtio-devices: rng: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
d5d0b8566b virtio-devices: pmem: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
30f4f2b9ab virtio-devices: net: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
df8a55ab11 virtio-devices: mem: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
376babb21e virtio-devices: iommu: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
f6b75c683f virtio-devices: console: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
360d6702b6 virtio-devices: block_io_uring: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
3c6fd5634d virtio-devices: balloon: Port to VirtioCommon
Use VirtioCommon to handle activate() preparation, reset() and Pausable.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
3487524950 virtio-device: block, common: Split out common code
Split the block device implementation into code that be used in common
between multiple different virtio device implementations.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
a9a138460b virtio-devices: Use Default::default() for transitioning to VirtioCommon
In order to simplify the transition to VirtioCommon and to avoid needing
to set empty fields derive Default for VirtioCommon.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
008cf4a5ae virtio-devices: block: Rearrange activate() to match other devices
Rearrange the code to match other devices which makes it easier to prep
for sharing this between other devices.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
56f03db69c virtio-devices: net: Simplify activate function
Move the if-let for the taps later which makes the earlier activation
code identical to other devices.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
31d7712878 virtio-devices: block: Remove duplicated block
The same block of code seems to copied twice into the block activation
function.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-05 10:06:39 +01:00
Rob Bradford
4bb00224b4 virtio-devices: balloon: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
dc9f1e4cdf virtio-devices: block_io_uring: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
e3abcdbff8 virtio-devices: console: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
9fc8b6d242 virtio-devices: iommu: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
d63dcae233 virtio-devices: mem: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
47c165e08a virtio-devices: net: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
84b4aef87a virtio-devices: pmem: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
37e99bbbb0 virtio-devices: rng: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
edb7ac5922 virtio-devices: vhost-user-block: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
8c42dd3811 virtio-devices: vhost-user-fs: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
9d0ebf8d25 virtio-devices: vhost-user-net: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
684b47013a virtio-devices: vsock: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
be945b3bc8 virtio-devices: block: Port to VirtioCommon for feature handling
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Rob Bradford
081c897989 virtio-devices: Introduce VirtioCommon for shared functionality
Introduce VirtioCommon to help remove duplicated functionality and state
between implementations of VirtioDevice. Initially it is only handling
feature acknowledgement and testing.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-09-03 17:00:32 +02:00
Michael Zhao
23e5a726ec virtio-devices: Add seccomp rules for vhost-user backend
The missing rules caused failures when guest powered off.

Signed-off-by: Michael Zhao <michael.zhao@arm.com>
2020-08-31 08:19:23 +02:00
Sebastien Boeuf
871138d5cc vm-migration: Make snapshot() mutable
There will be some cases where the implementation of the snapshot()
function from the Snapshottable trait will require to modify some
internal data, therefore we make this possible by updating the trait
definition with snapshot(&mut self).

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
2020-08-25 16:43:10 +02:00
dependabot-preview[bot]
57ff608be9 build(deps): bump libc from 0.2.74 to 0.2.76
Bumps [libc](https://github.com/rust-lang/libc) from 0.2.74 to 0.2.76.
- [Release notes](https://github.com/rust-lang/libc/releases)
- [Commits](https://github.com/rust-lang/libc/compare/0.2.74...0.2.76)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
2020-08-21 07:08:35 +00:00
Michael Zhao
cd0b8ed8f8 virtio-devices: Allowing SYS_write syscall for virtio-net-ctl thread
"debug!" marco is used in virtio-devices/src/epoll_helper.rs. When"-vvv"
and "--log-file" option was specified, the missing "SYS_write" rule
caused a "bad system call" crash.

Signed-off-by: Michael Zhao <michael.zhao@arm.com>
2020-08-19 14:26:07 +02:00
Bo Chen
02d87833f0 virtio-devices: seccomp: Add seccomp filters for vhost_blk thread
This patch enables the seccomp filters for the vhost_blk worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-19 08:33:58 +02:00
Bo Chen
4e0ea15075 virtio-devices: seccomp: Add seccomp filter for vhost_net thread
This patch enables the seccomp filters for the vhost_net worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-19 08:33:58 +02:00
Bo Chen
896b9a1d4b virtio-devices: seccomp: Add seccomp filter for vhost_net_ctl thread
This patch enables the seccomp filters for the vhost_net_ctl worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-19 08:33:58 +02:00
Bo Chen
02d63149fe virtio-devices: seccomp: Add seccomp filters for vhost_fs thread
This patch enables the seccomp filters for the vhost_fs worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-19 08:33:58 +02:00
Bo Chen
c82ded8afa virtio-devices: seccomp: Add seccomp filters for balloon thread
This patch enables the seccomp filters for the balloon worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-19 08:33:58 +02:00
Bo Chen
c460178723 virtio-devices: seccomp: Add seccomp filters for mem thread
This patch enables the seccomp filters for the mem worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-19 08:33:58 +02:00
Bo Chen
de3b17d948 virtio-devices: Print out worker thread errors
As we never join the spawned virtio-devices worker threads, the error
returned from each worker thread is lost. For now, we simply print out
the error from each worker thread.

Fixes: #1551

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-18 07:57:11 +02:00
Bo Chen
aaa02a0d78 virtio-devices: seccomp: Add 'brk' syscall to all worker threads
To prevent potential failures, this patch adds 'brk' syscall to all
virtio-devices worker threads.

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Bo Chen
c90a71e329 virtio-devices: seccomp: Add 'brk' syscall to the rng thread
From the experiments of running integration tests on my local machine,
auditd occationally reported the 'brk' syscall is needed for the
'virtio-rng' worker thread.

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Bo Chen
c70ad27247 virtio-devices: Add seccomp filter list for net worker thread
This patch adds the seccomp filter list for the virtio_net thread, while
the list was already added for the virtio_net_ctl thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Bo Chen
3d6d9ca4de virtio-devices: Print out error message from the net worker thread
Partially fixes: #1551

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Bo Chen
1bf7817c40 virtio-devices: seccomp: Distinguish viritio-net-ctl from virtio-net
The current seccomp filter for virtio-net is actually for the worker
thread 'virtio_net_ctl' (not the actual worker thread
'virtio_net'). This patch introduces changes to distinguish those two
worker threads and seccomp filters.

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Bo Chen
4539236690 virtio-devices: seccomp: Add seccomp filters for iommu thread
This patch enables the seccomp filters for the iommu worker thread.

Partially fixes: #925

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Bo Chen
dc6c62af09 virtio-devices: Print out error message from the iommu worker thread
Partially fixes: #1551

Signed-off-by: Bo Chen <chen.bo@intel.com>
2020-08-17 21:08:49 +02:00
Rob Bradford
6b40f2dbc5 virtio-devices: vsock: Fix clippy error
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
2020-08-13 16:09:24 +02:00
Sebastien Boeuf
aa57762c4f virtio-devices: Acknowledge a device being paused
Using the Rust Barrier mechanism, this patch forces each virtio device
to acknowledge they've been correctly paused before going further.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
2020-08-13 14:52:18 +02:00
Sebastien Boeuf
fca46fd00e virtio-devices: net: Add dup syscall to seccomp filters
The seccomp filters specific to the virtio-net threads must contain
dup() syscall now that we ported the epoll code to the EpollHelper.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
2020-08-12 17:34:02 +02:00
Sebastien Boeuf
a502cb282e virtio-devices: net_ctrlq: Port to EpollHelper
Migrate virtio-net and vhost-user-net control queue to EpollHelper so
as to remove code duplication.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
2020-08-12 17:34:02 +02:00
Sebastien Boeuf
821cf3add9 virtio-devices: vhost-user: Port to EpollHelper
Migrate all vhost-user devices to EpollHelper so as to remove code that
is duplicated between multiple virtio devices.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
2020-08-12 14:39:54 +02:00