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libceph: isolate other message data fields

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Define ceph_msg_data_set_pagelist(), ceph_msg_data_set_bio(), and
ceph_msg_data_set_trail() to clearly abstract the assignment of the
remaining data-related fields in a ceph message structure.  Use the
new functions in the osd client and mds client.

This partially resolves:
    http://tracker.ceph.com/issues/4263

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder
2013-02-14 12:16:43 -06:00
committed by Sage Weil
parent f1baeb2b9f
commit 27fa83852b
4 changed files with 37 additions and 4 deletions
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6
net/ceph/osd_client.c
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@@ -1763,12 +1763,12 @@ int ceph_osdc_start_request(struct ceph_osd_client *osdc,
osd_data->length, osd_data->alignment);
#ifdef CONFIG_BLOCK
} else if (osd_data->type == CEPH_OSD_DATA_TYPE_BIO) {
req->r_request->bio = osd_data->bio;
ceph_msg_data_set_bio(req->r_request, osd_data->bio);
#endif
} else {
BUG_ON(osd_data->type != CEPH_OSD_DATA_TYPE_NONE);
}
req->r_request->trail = &req->r_trail;
ceph_msg_data_set_trail(req->r_request, &req->r_trail);
register_request(osdc, req);
@@ -2132,7 +2132,7 @@ static struct ceph_msg *get_reply(struct ceph_connection *con,
osd_data->length, osd_data->alignment);
#ifdef CONFIG_BLOCK
} else if (osd_data->type == CEPH_OSD_DATA_TYPE_BIO) {
m->bio = osd_data->bio;
ceph_msg_data_set_bio(m, osd_data->bio);
#endif
}
}