diff options
Diffstat (limited to 'patch-5.19-redhat.patch')
| -rw-r--r-- | patch-5.19-redhat.patch | 48 |
1 files changed, 2 insertions, 46 deletions
diff --git a/patch-5.19-redhat.patch b/patch-5.19-redhat.patch index 4028e8adc..97e1b74f0 100644 --- a/patch-5.19-redhat.patch +++ b/patch-5.19-redhat.patch @@ -120,7 +120,7 @@ index 000000000000..effb81d04bfd + +endmenu diff --git a/Makefile b/Makefile -index b2e93c1a8021..402c2814a782 100644 +index 1a6678d817bd..26554fa9689d 100644 --- a/Makefile +++ b/Makefile @@ -18,6 +18,10 @@ $(if $(filter __%, $(MAKECMDGOALS)), \ @@ -2551,7 +2551,7 @@ index c7900e8975f1..ea721c12c251 100644 default y help diff --git a/kernel/Makefile b/kernel/Makefile -index 318789c728d3..148911cf65da 100644 +index a7e1f49ab2b3..4a9172cf1728 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -12,6 +12,7 @@ obj-y = fork.o exec_domain.o panic.o \ @@ -3016,47 +3016,3 @@ index 188b8f782220..dab400de2335 100644 #ifdef CONFIG_PERF_EVENTS int security_perf_event_open(struct perf_event_attr *attr, int type) { -From 228432551bd8783211e494ab35f42a4344580502 Mon Sep 17 00:00:00 2001 -From: Jason Wang <jasowang@redhat.com> -Date: Wed, 8 Jun 2022 14:14:22 +0800 -Subject: [PATCH] virtio-rng: make device ready before making request - -Current virtio-rng does a entropy request before DRIVER_OK, this -violates the spec: - -virtio spec requires that all drivers set DRIVER_OK -before using devices. - -Further, kernel will ignore the interrupt after commit -8b4ec69d7e09 ("virtio: harden vring IRQ"). - -Fixing this by making device ready before the request. - -Cc: stable@vger.kernel.org -Fixes: 8b4ec69d7e09 ("virtio: harden vring IRQ") -Fixes: f7f510ec1957 ("virtio: An entropy device, as suggested by hpa.") -Reported-and-tested-by: syzbot+5b59d6d459306a556f54@syzkaller.appspotmail.com -Signed-off-by: Jason Wang <jasowang@redhat.com> -Message-Id: <20220608061422.38437-1-jasowang@redhat.com> -Signed-off-by: Michael S. Tsirkin <mst@redhat.com> -Reviewed-by: Laurent Vivier <lvivier@redhat.com> ---- - drivers/char/hw_random/virtio-rng.c | 2 ++ - 1 file changed, 2 insertions(+) - -diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c -index e856df7e285c..a6f3a8a2aca6 100644 ---- a/drivers/char/hw_random/virtio-rng.c -+++ b/drivers/char/hw_random/virtio-rng.c -@@ -159,6 +159,8 @@ static int probe_common(struct virtio_device *vdev) - goto err_find; - } - -+ virtio_device_ready(vdev); -+ - /* we always have a pending entropy request */ - request_entropy(vi); - --- -2.36.1 - |