From 1e79d21967cd5fe5ecc0651b0d40ea2cffdefc3e Mon Sep 17 00:00:00 2001 From: Shuhei Matsumoto Date: Fri, 8 Oct 2021 12:29:29 +0900 Subject: [PATCH] bdev/nvme: Use bitfields to pack a few flags of struct nvme_ctrlr This will enable us to add more flags without creating any extra hole. Signed-off-by: Shuhei Matsumoto Change-Id: I166e2bd3d116c8cebf75bfe4f290b390d9e3888e Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/9851 Tested-by: SPDK CI Jenkins Community-CI: Broadcom CI Reviewed-by: Aleksey Marchuk Reviewed-by: Ben Walker --- module/bdev/nvme/bdev_nvme.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/module/bdev/nvme/bdev_nvme.h b/module/bdev/nvme/bdev_nvme.h index b968f78e0..68ac302de 100644 --- a/module/bdev/nvme/bdev_nvme.h +++ b/module/bdev/nvme/bdev_nvme.h @@ -100,9 +100,10 @@ struct nvme_ctrlr { struct spdk_nvme_ctrlr *ctrlr; struct nvme_path_id *active_path_id; int ref; - bool resetting; - bool failover_in_progress; - bool destruct; + + uint32_t resetting : 1; + uint32_t failover_in_progress : 1; + uint32_t destruct : 1; /** * PI check flags. This flags is set to NVMe controllers created only * through bdev_nvme_attach_controller RPC or .INI config file. Hot added