From 5cbae268decd7dce54b8fc623b6d58db16375047 Mon Sep 17 00:00:00 2001 From: Cunming Liang Date: Mon, 20 Jul 2015 11:02:23 +0800 Subject: [PATCH] eal/linux: fix link status interrupt with uio_pci_generic The intr handle type(RTE_INTR_HANDLE_UIO_INTX) was introduced by UIO pci generic. When turning on the lsc interrupt, it complains fd read error. The patch uses the correct read size in the case of RTE_INTR_HANDLE_UIO_INTX. Fixes: 3f313bef3467 ("eal/linux: fix irq handling with igb_uio") Reported-by: Yong Liu Signed-off-by: Cunming Liang --- lib/librte_eal/linuxapp/eal/eal_interrupts.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c index 12105cc86f..e919fb0705 100644 --- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c +++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c @@ -684,6 +684,7 @@ eal_intr_process_interrupts(struct epoll_event *events, int nfds) /* set the length to be read dor different handle type */ switch (src->intr_handle.type) { case RTE_INTR_HANDLE_UIO: + case RTE_INTR_HANDLE_UIO_INTX: bytes_read = sizeof(buf.uio_intr_count); break; case RTE_INTR_HANDLE_ALARM: -- 2.20.1