From 74de99b0e1df634949c45df1c370d458e6a3c98a Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Sun, 1 Jan 2017 15:54:55 +0100 Subject: [PATCH] ivshmem-net: Fix stuck state machine during setup If the remote side is already in INIT state (or even higher) and has a cached rstate of RESET, we won't make progress when signaling RESET again because the remote side won't send a state update. Fix this by enforcing a local check after probe completion. Signed-off-by: Jan Kiszka (cherry picked from commit fceed9d0ab2486589c57c0793fbfbca4832442b9) --- drivers/net/ivshmem-net.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/net/ivshmem-net.c +++ b/drivers/net/ivshmem-net.c @@ -911,6 +911,7 @@ static int ivshm_net_probe(struct pci_de writel(IVSHMEM_INTX_ENABLE, &in->ivshm_regs->intxctrl); writel(IVSHM_NET_STATE_RESET, &in->ivshm_regs->lstate); + ivshm_net_check_state(ndev); return 0;