[dpdk-dev] [PATCH V16 1/4] eal: add device event handle in interrupt thread
Tan, Jianfeng
jianfeng.tan at intel.com
Tue Mar 27 11:26:40 CEST 2018
Hi,
On 3/26/2018 7:20 PM, Jeff Guo wrote:
> Add new interrupt handle type of RTE_INTR_HANDLE_DEV_EVENT, for
> device event interrupt monitor.
A simple search of RTE_INTR_HANDLE_ALARM, we can see that we still need
to update rte_intr_enable()/rte_intr_disable(), and test_interrupt_init().
Thanks,
Jianfeng
>
> Signed-off-by: Jeff Guo <jia.guo at intel.com>
> ---
> v16->v15:
> split into small patch base on the function
> ---
> lib/librte_eal/common/include/rte_eal_interrupts.h | 1 +
> lib/librte_eal/linuxapp/eal/eal_interrupts.c | 5 ++++-
> 2 files changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/lib/librte_eal/common/include/rte_eal_interrupts.h b/lib/librte_eal/common/include/rte_eal_interrupts.h
> index 3f792a9..6eb4932 100644
> --- a/lib/librte_eal/common/include/rte_eal_interrupts.h
> +++ b/lib/librte_eal/common/include/rte_eal_interrupts.h
> @@ -34,6 +34,7 @@ enum rte_intr_handle_type {
> RTE_INTR_HANDLE_ALARM, /**< alarm handle */
> RTE_INTR_HANDLE_EXT, /**< external handler */
> RTE_INTR_HANDLE_VDEV, /**< virtual device */
> + RTE_INTR_HANDLE_DEV_EVENT, /**< device event handle */
> RTE_INTR_HANDLE_MAX /**< count of elements */
> };
>
> diff --git a/lib/librte_eal/linuxapp/eal/eal_interrupts.c b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> index f86f22f..842acaa 100644
> --- a/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> +++ b/lib/librte_eal/linuxapp/eal/eal_interrupts.c
> @@ -674,7 +674,10 @@ eal_intr_process_interrupts(struct epoll_event *events, int nfds)
> bytes_read = 0;
> call = true;
> break;
> -
> + case RTE_INTR_HANDLE_DEV_EVENT:
> + bytes_read = 0;
> + call = true;
> + break;
> default:
> bytes_read = 1;
> break;
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