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Add "external" bitmap support to the secondary OSD protocol

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This commit is contained in:
Vitaliy Filippov
2021-04-10 17:44:12 +03:00
parent 6107a4d07b
commit 860ac24762
11 changed files with 70 additions and 15 deletions
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src/osd_secondary.cpp
+19 -3
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@@ -17,10 +17,17 @@ void osd_t::secondary_op_callback(osd_op_t *op)
{
op->reply.sec_del.version = op->bs_op->version;
}
if (op->req.hdr.opcode == OSD_OP_SEC_READ &&
op->bs_op->retval > 0)
if (op->req.hdr.opcode == OSD_OP_SEC_READ)
{
op->iov.push_back(op->buf, op->bs_op->retval);
if (entry_attr_size > 0)
{
op->reply.sec_rw.attr_len = entry_attr_size;
op->iov.push_back((entry_attr_size > sizeof(void*) ? op->bitmap : &op->bs_op->bitmap), entry_attr_size);
}
if (op->bs_op->retval > 0)
{
op->iov.push_back(op->buf, op->bs_op->retval);
}
}
else if (op->req.hdr.opcode == OSD_OP_SEC_LIST)
{
@@ -55,11 +62,20 @@ void osd_t::exec_secondary(osd_op_t *cur_op)
cur_op->req.hdr.opcode == OSD_OP_SEC_WRITE ||
cur_op->req.hdr.opcode == OSD_OP_SEC_WRITE_STABLE)
{
if (cur_op->req.hdr.opcode == OSD_OP_SEC_READ)
{
// Allocate memory for the read operation
if (entry_attr_size > sizeof(void*))
cur_op->bitmap = cur_op->rmw_buf = malloc_or_die(entry_attr_size);
if (cur_op->req.sec_rw.len > 0)
cur_op->buf = memalign_or_die(MEM_ALIGNMENT, cur_op->req.sec_rw.len);
}
cur_op->bs_op->oid = cur_op->req.sec_rw.oid;
cur_op->bs_op->version = cur_op->req.sec_rw.version;
cur_op->bs_op->offset = cur_op->req.sec_rw.offset;
cur_op->bs_op->len = cur_op->req.sec_rw.len;
cur_op->bs_op->buf = cur_op->buf;
cur_op->bs_op->bitmap = cur_op->bitmap;
#ifdef OSD_STUB
cur_op->bs_op->retval = cur_op->bs_op->len;
#endif