From f4487fa1cb7e55b3c17a33f41b9c9d66f4f853b7 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Thu, 30 May 2024 03:14:49 +0100 Subject: [PATCH 4/9] block: add new genhd flag GENHD_FL_NVMEM Add new flag to destinguish block devices which may act as an NVMEM provider. Signed-off-by: Daniel Golle --- include/linux/blkdev.h | 2 ++ 1 file changed, 2 insertions(+) --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -80,11 +80,13 @@ struct partition_meta_info { * ``GENHD_FL_NO_PART``: partition support is disabled. The kernel will not * scan for partitions from add_disk, and users can't add partitions manually. * + * ``GENHD_FL_NVMEM``: the block device should be considered as NVMEM provider. */ enum { GENHD_FL_REMOVABLE = 1 << 0, GENHD_FL_HIDDEN = 1 << 1, GENHD_FL_NO_PART = 1 << 2, + GENHD_FL_NVMEM = 1 << 3, }; enum {