From 18451abdf5b3618750af11da6579db547b266b8d Mon Sep 17 00:00:00 2001
From: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Date: Mon, 14 May 2012 18:38:25 +0800
Subject: New API: add new api btrfs-set-seeding to enable or disable seeding.

Add the new API btrfs-set-seeding to support the seeding-device
feature for btrfs.

Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
---
 daemon/btrfs.c                 | 19 +++++++++++++++++++
 generator/generator_actions.ml | 10 ++++++++++
 src/MAX_PROC_NR                |  2 +-
 3 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/daemon/btrfs.c b/daemon/btrfs.c
index b0218bc8..ab3babc8 100644
--- a/daemon/btrfs.c
+++ b/daemon/btrfs.c
@@ -600,3 +600,22 @@ do_btrfs_device_delete (char *const *devices, const char *fs)
 
   return 0;
 }
+
+int
+do_btrfs_set_seeding (const char *device, int svalue)
+{
+  char *err;
+  int r;
+
+  const char *s_value = svalue ? "1" : "0";
+
+  r = commandr (NULL, &err, "btrfstune", "-S", s_value, device, NULL);
+  if (r == -1) {
+    reply_with_error ("%s: %s", device, err);
+    free (err);
+    return -1;
+  }
+
+  free (err);
+  return r;
+}
diff --git a/generator/generator_actions.ml b/generator/generator_actions.ml
index 6948dab3..fc2df423 100644
--- a/generator/generator_actions.ml
+++ b/generator/generator_actions.ml
@@ -7222,6 +7222,16 @@ mounted at C<fs>.  If C<devices> is an empty list, this does nothing.");
 Remove the C<devices> from the btrfs filesystem mounted at C<fs>.
 If C<devices> is an empty list, this does nothing.");
 
+  ("btrfs_set_seeding", (RErr, [Device "device"; Bool "seeding"], []), 331, [Optional "btrfs"],
+   [InitPartition, IfAvailable "btrfs", TestRun (
+     [["mkfs_btrfs"; "/dev/sda1"; ""; ""; "NOARG"; ""; "NOARG"; "NOARG"; ""; ""];
+      ["btrfs_set_seeding"; "/dev/sda1"; "true"];
+      ["btrfs_set_seeding"; "/dev/sda1"; "false"]])],
+   "enable or disable the seeding feature of device",
+   "\
+Enable or disable the seeding feature of a device that contains
+a btrfs filesystem.");
+
 ]
 
 let all_functions = non_daemon_functions @ daemon_functions
diff --git a/src/MAX_PROC_NR b/src/MAX_PROC_NR
index db2cef56..ec6cab01 100644
--- a/src/MAX_PROC_NR
+++ b/src/MAX_PROC_NR
@@ -1 +1 @@
-330
+331
-- 
cgit