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| author | Michael S. Tsirkin <mst@redhat.com> | 2022-06-30 22:10:57 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-25 12:45:15 +0300 |
| commit | 3718ea043945ff8d16ab7c16a12893e1edb04e99 (patch) | |
| tree | 56bab8a03582f34fae1557cc558579292347024c | |
| parent | 5a6221c441817b22fb6c45c65dd41b1e9abe3f6f (diff) | |
| download | linux-3718ea043945ff8d16ab7c16a12893e1edb04e99.tar.xz | |
virtio: VIRTIO_HARDEN_NOTIFICATION is broken
commit ebe797f25f68f28581f46a9cb9c1997ac15c39a0 upstream.
This option doesn't really work and breaks too many drivers.
Not yet sure what's the right thing to do, for now
let's make sure randconfig isn't broken by this.
Fixes: c346dae4f3fb ("virtio: disable notification hardening by default")
Cc: "Jason Wang" <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/virtio/Kconfig | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig index 56c77f63cd22..dd9e6f68de24 100644 --- a/drivers/virtio/Kconfig +++ b/drivers/virtio/Kconfig @@ -35,11 +35,12 @@ if VIRTIO_MENU config VIRTIO_HARDEN_NOTIFICATION bool "Harden virtio notification" + depends on BROKEN help Enable this to harden the device notifications and suppress those that happen at a time where notifications are illegal. - Experimental: Note that several drivers still have bugs that + Experimental: Note that several drivers still have issues that may cause crashes or hangs when correct handling of notifications is enforced; depending on the subset of drivers and devices you use, this may or may not work. |