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charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: markj X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: eca7cba74c95c8cd64c0ea4299984484784aa836 Auto-Submitted: auto-generated Date: Tue, 27 Oct 2026 15:08:25 +0000 Message-Id: <6ae0be69.443cb.7788243d@gitrepo.freebsd.org> The branch main has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=eca7cba74c95c8cd64c0ea4299984484784aa836 commit eca7cba74c95c8cd64c0ea4299984484784aa836 Author: Mark Johnston AuthorDate: 2026-10-26 22:24:06 +0000 Commit: Mark Johnston CommitDate: 2026-10-27 15:03:52 +0000 virtio_p9fs: Mark response buffers as initialized for KMSAN MFC after: 1 week Sponsored by: The FreeBSD Foundation --- sys/dev/virtio/p9fs/virtio_p9fs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/sys/dev/virtio/p9fs/virtio_p9fs.c b/sys/dev/virtio/p9fs/virtio_p9fs.c index 37520bb25c76..5e24d0110dfa 100644 --- a/sys/dev/virtio/p9fs/virtio_p9fs.c +++ b/sys/dev/virtio/p9fs/virtio_p9fs.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #include #include @@ -210,6 +211,7 @@ vt9p_intr_complete(void *xsc) struct vt9p_softc *chan; struct virtqueue *vq; struct p9_req_t *curreq; + uint32_t len; chan = (struct vt9p_softc *)xsc; vq = chan->vt9p_vq; @@ -218,8 +220,9 @@ vt9p_intr_complete(void *xsc) VT9P_LOCK(chan); again: - while ((curreq = virtqueue_dequeue(vq, NULL)) != NULL) { + while ((curreq = virtqueue_dequeue(vq, &len)) != NULL) { curreq->rc.tag = curreq->tc.tag; + kmsan_mark(curreq->rc.sdata, len, KMSAN_STATE_INITED); wakeup_one(curreq); } if (virtqueue_enable_intr(vq) != 0) {