From 90af36022aecdeeb1b9c0755461187de717c86dd Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Fri, 5 Apr 2013 14:46:01 -0500 Subject: libceph: add, don't set data for a message Change the names of the functions that put data on a pagelist to reflect that we're adding to whatever's already there rather than just setting it to the one thing. Currently only one data item is ever added to a message, but that's about to change. This resolves: http://tracker.ceph.com/issues/2770 Signed-off-by: Alex Elder Reviewed-by: Josh Durgin --- net/ceph/messenger.c | 12 ++++++------ net/ceph/osd_client.c | 16 ++++++++-------- 2 files changed, 14 insertions(+), 14 deletions(-) (limited to 'net') diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index 84703e550c2..a36d98d8073 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -3005,7 +3005,7 @@ static void ceph_msg_data_destroy(struct ceph_msg_data *data) kfree(data); } -void ceph_msg_data_set_pages(struct ceph_msg *msg, struct page **pages, +void ceph_msg_data_add_pages(struct ceph_msg *msg, struct page **pages, size_t length, size_t alignment) { struct ceph_msg_data *data; @@ -3023,9 +3023,9 @@ void ceph_msg_data_set_pages(struct ceph_msg *msg, struct page **pages, list_add_tail(&data->links, &msg->data); msg->data_length += length; } -EXPORT_SYMBOL(ceph_msg_data_set_pages); +EXPORT_SYMBOL(ceph_msg_data_add_pages); -void ceph_msg_data_set_pagelist(struct ceph_msg *msg, +void ceph_msg_data_add_pagelist(struct ceph_msg *msg, struct ceph_pagelist *pagelist) { struct ceph_msg_data *data; @@ -3040,10 +3040,10 @@ void ceph_msg_data_set_pagelist(struct ceph_msg *msg, list_add_tail(&data->links, &msg->data); msg->data_length += pagelist->length; } -EXPORT_SYMBOL(ceph_msg_data_set_pagelist); +EXPORT_SYMBOL(ceph_msg_data_add_pagelist); #ifdef CONFIG_BLOCK -void ceph_msg_data_set_bio(struct ceph_msg *msg, struct bio *bio, +void ceph_msg_data_add_bio(struct ceph_msg *msg, struct bio *bio, size_t length) { struct ceph_msg_data *data; @@ -3058,7 +3058,7 @@ void ceph_msg_data_set_bio(struct ceph_msg *msg, struct bio *bio, list_add_tail(&data->links, &msg->data); msg->data_length += length; } -EXPORT_SYMBOL(ceph_msg_data_set_bio); +EXPORT_SYMBOL(ceph_msg_data_add_bio); #endif /* CONFIG_BLOCK */ /* diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 2562e4e5224..73227853d84 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -550,7 +550,7 @@ void osd_req_op_watch_init(struct ceph_osd_request *osd_req, } EXPORT_SYMBOL(osd_req_op_watch_init); -static void ceph_osdc_msg_data_set(struct ceph_msg *msg, +static void ceph_osdc_msg_data_add(struct ceph_msg *msg, struct ceph_osd_data *osd_data) { u64 length = ceph_osd_data_length(osd_data); @@ -558,14 +558,14 @@ static void ceph_osdc_msg_data_set(struct ceph_msg *msg, if (osd_data->type == CEPH_OSD_DATA_TYPE_PAGES) { BUG_ON(length > (u64) SIZE_MAX); if (length) - ceph_msg_data_set_pages(msg, osd_data->pages, + ceph_msg_data_add_pages(msg, osd_data->pages, length, osd_data->alignment); } else if (osd_data->type == CEPH_OSD_DATA_TYPE_PAGELIST) { BUG_ON(!length); - ceph_msg_data_set_pagelist(msg, osd_data->pagelist); + ceph_msg_data_add_pagelist(msg, osd_data->pagelist); #ifdef CONFIG_BLOCK } else if (osd_data->type == CEPH_OSD_DATA_TYPE_BIO) { - ceph_msg_data_set_bio(msg, osd_data->bio, length); + ceph_msg_data_add_bio(msg, osd_data->bio, length); #endif } else { BUG_ON(osd_data->type != CEPH_OSD_DATA_TYPE_NONE); @@ -600,18 +600,18 @@ static u64 osd_req_encode_op(struct ceph_osd_request *req, dst->extent.truncate_seq = cpu_to_le32(src->extent.truncate_seq); if (src->op == CEPH_OSD_OP_WRITE) - ceph_osdc_msg_data_set(req->r_request, + ceph_osdc_msg_data_add(req->r_request, &src->extent.osd_data); else - ceph_osdc_msg_data_set(req->r_reply, + ceph_osdc_msg_data_add(req->r_reply, &src->extent.osd_data); break; case CEPH_OSD_OP_CALL: dst->cls.class_len = src->cls.class_len; dst->cls.method_len = src->cls.method_len; dst->cls.indata_len = cpu_to_le32(src->cls.request_data_len); - ceph_osdc_msg_data_set(req->r_reply, &src->cls.response_data); - ceph_osdc_msg_data_set(req->r_request, &src->cls.request_info); + ceph_osdc_msg_data_add(req->r_reply, &src->cls.response_data); + ceph_osdc_msg_data_add(req->r_request, &src->cls.request_info); BUG_ON(src->cls.request_info.type != CEPH_OSD_DATA_TYPE_PAGELIST); request_data_len = src->cls.request_info.pagelist->length; -- cgit v1.2.3