From: Javier González <javier.gonz@xxxxxxxxxxx>
Add flag to allow selecting all zones on a single zone management
operation
Signed-off-by: Javier González <javier.gonz@xxxxxxxxxxx>
Signed-off-by: SelvaKumar S <selvakuma.s1@xxxxxxxxxxx>
Signed-off-by: Kanchan Joshi <joshi.k@xxxxxxxxxxx>
Signed-off-by: Nitesh Shetty <nj.shetty@xxxxxxxxxxx>
---
block/blk-zoned.c | 3 +++
include/linux/blk_types.h | 3 ++-
include/uapi/linux/blkzoned.h | 9 +++++++++
3 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index e87c60004dc5..29194388a1bb 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -420,6 +420,9 @@ int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode,
return -ENOTTY;
}
+ if (zmgmt.flags & BLK_ZONE_SELECT_ALL)
+ op |= REQ_ZONE_ALL;
+
return blkdev_zone_mgmt(bdev, op, zmgmt.sector, zmgmt.nr_sectors,
GFP_KERNEL);
}
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index ccb895f911b1..16b57fb2b99c 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -351,6 +351,7 @@ enum req_flag_bits {
* work item to avoid such priority inversions.
*/
__REQ_CGROUP_PUNT,
+ __REQ_ZONE_ALL, /* apply zone operation to all zones */
/* command specific flags for REQ_OP_WRITE_ZEROES: */
__REQ_NOUNMAP, /* do not free blocks when zeroing */
@@ -378,7 +379,7 @@ enum req_flag_bits {
#define REQ_BACKGROUND (1ULL << __REQ_BACKGROUND)
#define REQ_NOWAIT (1ULL << __REQ_NOWAIT)
#define REQ_CGROUP_PUNT (1ULL << __REQ_CGROUP_PUNT)
-
+#define REQ_ZONE_ALL (1ULL << __REQ_ZONE_ALL)
#define REQ_NOUNMAP (1ULL << __REQ_NOUNMAP)
#define REQ_HIPRI (1ULL << __REQ_HIPRI)
diff --git a/include/uapi/linux/blkzoned.h b/include/uapi/linux/blkzoned.h
index 07b5fde21d9f..a8c89fe58f97 100644
--- a/include/uapi/linux/blkzoned.h
+++ b/include/uapi/linux/blkzoned.h
@@ -157,6 +157,15 @@ enum blk_zone_action {
BLK_ZONE_MGMT_RESET = 0x4,
};
+/**
+ * enum blk_zone_mgmt_flags - Flags for blk_zone_mgmt
+ *
+ * BLK_ZONE_SELECT_ALL: Select all zones for current zone action
+ */
+enum blk_zone_mgmt_flags {
+ BLK_ZONE_SELECT_ALL = 1 << 0,
+};
+
/**
* struct blk_zone_mgmt - Extended zoned management
*
--
2.17.1
