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[v2,08/11] hw/nvme: enable ONCS reservations

Message ID 20240513035230.60162-9-luchangqi.123@bytedance.com
State New
Headers show
Series Support persistent reservation operations | expand

Commit Message

Changqi Lu May 13, 2024, 3:52 a.m. UTC 
This commit enables ONCS to support the reservation
function at the controller level. It also lays the
groundwork for detecting and enabling the reservation
function on a per-namespace basis in RESCAP.

Signed-off-by: Changqi Lu <luchangqi.123@bytedance.com>
Signed-off-by: zhenwei pi <pizhenwei@bytedance.com>
---
 hw/nvme/ctrl.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 127c3d2383..182307a48b 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -8248,7 +8248,8 @@  static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev)
     id->nn = cpu_to_le32(NVME_MAX_NAMESPACES);
     id->oncs = cpu_to_le16(NVME_ONCS_WRITE_ZEROES | NVME_ONCS_TIMESTAMP |
                            NVME_ONCS_FEATURES | NVME_ONCS_DSM |
-                           NVME_ONCS_COMPARE | NVME_ONCS_COPY);
+                           NVME_ONCS_COMPARE | NVME_ONCS_COPY |
+                           NVME_ONCS_RESRVATIONS);
 
     /*
      * NOTE: If this device ever supports a command set that does NOT use 0x0