Attachment 174723 Details for Bug 162690 – patch to add refresh method to glabel

[patch] patch to add refresh method to glabel

geom_label.patch (text/plain), 1.48 KB, created by Ben RUBSON on 2016-09-13 12:13:46 UTC

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Creator: Ben RUBSON

Created: 2016-09-13 12:13:46 UTC

Size: 1.48 KB

patch

obsolete

>--- sbin/geom/class/label/geom_label.c.ori	2016-08-12 02:08:20.000000000 +0200
>+++ sbin/geom/class/label/geom_label.c	2016-09-13 14:08:08.659901000 +0200
>@@ -53,6 +53,7 @@
> static void label_clear(struct gctl_req *req);
> static void label_dump(struct gctl_req *req);
> static void label_label(struct gctl_req *req);
>+static void label_refresh(struct gctl_req *req);
> 
> struct g_command PUBSYM(class_commands)[] = {
> 	{ "clear", G_FLAG_VERBOSE, label_main, G_NULL_OPTS,
>@@ -74,6 +75,9 @@
> 	{ "label", G_FLAG_VERBOSE | G_FLAG_LOADKLD, label_main, G_NULL_OPTS,
> 	    "[-v] name dev"
> 	},
>+	{ "refresh", 0, label_main, G_NULL_OPTS,
>+	    "dev ..."
>+	},
> 	{ "stop", G_FLAG_VERBOSE, NULL,
> 	    {
> 		{ 'f', "force", NULL, G_TYPE_BOOL },
>@@ -105,6 +109,8 @@
> 		label_clear(req);
> 	else if (strcmp(name, "dump") == 0)
> 		label_dump(req);
>+	else if (strcmp(name, "refresh") == 0)
>+		label_refresh(req);
> 	else
> 		gctl_error(req, "Unknown command: %s.", name);
> }
>@@ -223,3 +229,29 @@
> 		printf("\n");
> 	}
> }
>+
>+static void
>+label_refresh(struct gctl_req *req)
>+{
>+	const char *name;
>+	int i, nargs;
>+
>+	nargs = gctl_get_int(req, "nargs");
>+	if (nargs < 1) {
>+		gctl_error(req, "Too few arguments.");
>+		return;
>+	}
>+
>+	for (i = 0; i < nargs; i++) {
>+		name = gctl_get_ascii(req, "arg%d", i);
>+		int fd = g_open(name, 1);
>+		if (fd == -1) {
>+			printf("Can't refresh metadata from %s: %s.\n",
>+			    name, strerror(errno));
>+		}
>+		else {
>+			printf("Metadata from %s refreshed.\n", name);
>+			(void)g_close(fd);
>+		}
>+	}
>+}

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