From: Hannes Reinecke <hare@suse.de>
Date: Fri, 7 May 2021 14:54:19 +0000 (+0200)
Subject: tree: add nvme_rescan_ctrl()
X-Git-Tag: v1.0-rc0~124^2~8
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=f18c7288bc12fa98bab1a581994ef7e29ddd6511;p=users%2Fsagi%2Flibnvme.git

tree: add nvme_rescan_ctrl()

Add a function to rescan a controller eg after receiving an AEN.

Signed-off-by: Hannes Reinecke <hare@suse.de>
---

diff --git a/src/nvme/tree.c b/src/nvme/tree.c
index a75e914c..49b2b18a 100644
--- a/src/nvme/tree.c
+++ b/src/nvme/tree.c
@@ -1185,6 +1185,15 @@ static int nvme_subsystem_scan_ctrl(struct nvme_subsystem *s, char *name)
 	return 0;
 }
 
+void nvme_rescan_ctrl(struct nvme_ctrl *c)
+{
+	if (!c->s)
+		return;
+	nvme_subsystem_scan_namespaces(c->s);
+	nvme_ctrl_scan_namespaces(c);
+	nvme_ctrl_scan_paths(c);
+}
+
 static int nvme_bytes_to_lba(nvme_ns_t n, off_t offset, size_t count,
 			    __u64 *lba, __u16 *nlb)
 {
diff --git a/src/nvme/tree.h b/src/nvme/tree.h
index 7228a10e..719dbbfb 100644
--- a/src/nvme/tree.h
+++ b/src/nvme/tree.h
@@ -865,6 +865,12 @@ int nvme_ctrl_disconnect(nvme_ctrl_t c);
  */
 nvme_ctrl_t nvme_scan_ctrl(nvme_root_t r, const char *name);
 
+/**
+ * @c:
+ *
+ */
+void nvme_rescan_ctrl(nvme_ctrl_t c);
+
 /**
  * nvme_init_ctrl() -
  * @h: