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authorPhilipp Reisner <philipp.reisner@linbit.com>2010-03-24 17:11:33 +0100
committerPhilipp Reisner <philipp.reisner@linbit.com>2010-05-18 01:15:44 +0200
commite89b591c3aba0af87f5248b15f56ce7a4f439c16 (patch)
tree311b6977d986e9549ee9193b4471fc937007c3f5 /drivers/block/drbd/drbd_receiver.c
parentdrbd: Implemented the set_new_bits parameter for drbd_bm_resize() (diff)
downloadlinux-e89b591c3aba0af87f5248b15f56ce7a4f439c16.tar.xz
linux-e89b591c3aba0af87f5248b15f56ce7a4f439c16.zip
drbd: Implemented flags for the resize packet
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Diffstat (limited to 'drivers/block/drbd/drbd_receiver.c')
-rw-r--r--drivers/block/drbd/drbd_receiver.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 6876041fc3d8..11b1bafde28b 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -902,7 +902,7 @@ retry:
if (!drbd_send_protocol(mdev))
return -1;
drbd_send_sync_param(mdev, &mdev->sync_conf);
- drbd_send_sizes(mdev, 0);
+ drbd_send_sizes(mdev, 0, 0);
drbd_send_uuids(mdev);
drbd_send_state(mdev);
clear_bit(USE_DEGR_WFC_T, &mdev->flags);
@@ -2866,6 +2866,7 @@ static int receive_sizes(struct drbd_conf *mdev, struct p_header *h)
unsigned int max_seg_s;
sector_t p_size, p_usize, my_usize;
int ldsc = 0; /* local disk size changed */
+ enum dds_flags ddsf;
ERR_IF(h->length != (sizeof(*p)-sizeof(*h))) return FALSE;
if (drbd_recv(mdev, h->payload, h->length) != h->length)
@@ -2921,8 +2922,9 @@ static int receive_sizes(struct drbd_conf *mdev, struct p_header *h)
}
#undef min_not_zero
+ ddsf = be16_to_cpu(p->dds_flags);
if (get_ldev(mdev)) {
- dd = drbd_determin_dev_size(mdev, 0);
+ dd = drbd_determin_dev_size(mdev, ddsf);
put_ldev(mdev);
if (dd == dev_size_error)
return FALSE;
@@ -2942,7 +2944,7 @@ static int receive_sizes(struct drbd_conf *mdev, struct p_header *h)
if (max_seg_s != queue_max_segment_size(mdev->rq_queue))
drbd_setup_queue_param(mdev, max_seg_s);
- drbd_setup_order_type(mdev, be32_to_cpu(p->queue_order_type));
+ drbd_setup_order_type(mdev, be16_to_cpu(p->queue_order_type));
put_ldev(mdev);
}
@@ -2951,14 +2953,17 @@ static int receive_sizes(struct drbd_conf *mdev, struct p_header *h)
drbd_get_capacity(mdev->this_bdev) || ldsc) {
/* we have different sizes, probably peer
* needs to know my new size... */
- drbd_send_sizes(mdev, 0);
+ drbd_send_sizes(mdev, 0, ddsf);
}
if (test_and_clear_bit(RESIZE_PENDING, &mdev->flags) ||
(dd == grew && mdev->state.conn == C_CONNECTED)) {
if (mdev->state.pdsk >= D_INCONSISTENT &&
- mdev->state.disk >= D_INCONSISTENT)
- resync_after_online_grow(mdev);
- else
+ mdev->state.disk >= D_INCONSISTENT) {
+ if (ddsf & DDSF_NO_RESYNC)
+ dev_info(DEV, "Resync of new storage suppressed with --assume-clean\n");
+ else
+ resync_after_online_grow(mdev);
+ } else
set_bit(RESYNC_AFTER_NEG, &mdev->flags);
}
}