From ccca4e37b1a912da3db68aee826557ea66145273 Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Sun, 2 Jun 2013 18:40:23 +0800 Subject: [PATCH] libceph: fix truncate size calculation check the "not truncated yet" case Signed-off-by: Yan, Zheng Reviewed-by: Sage Weil --- net/ceph/osd_client.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 3480b058794b..540dd29c9210 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -733,12 +733,14 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc, object_size = le32_to_cpu(layout->fl_object_size); object_base = off - objoff; - if (truncate_size <= object_base) { - truncate_size = 0; - } else { - truncate_size -= object_base; - if (truncate_size > object_size) - truncate_size = object_size; + if (!(truncate_seq == 1 && truncate_size == -1ULL)) { + if (truncate_size <= object_base) { + truncate_size = 0; + } else { + truncate_size -= object_base; + if (truncate_size > object_size) + truncate_size = object_size; + } } osd_req_op_extent_init(req, 0, opcode, objoff, objlen,