forked from vitalif/vitastor
Add (empty) osd_primary.cpp, rename osd_read to osd_receive, add FIXMEs for fsync
parent
1447c44b68
commit
47663bd1dc
@ -0,0 +1,21 @@
|
||||
#include "osd.h"
|
||||
|
||||
void osd_t::exec_primary(osd_op_t *cur_op)
|
||||
{
|
||||
// read: read directly or read paired stripe(s), reconstruct, return
|
||||
// write: read paired stripe(s), modify, write
|
||||
// nuance: take care to read the same version from paired stripes!
|
||||
// if there are no write requests in progress we're good (stripes must be in sync)
|
||||
// and... remember the last readable version during a write request
|
||||
// and... postpone other write requests to the same stripe until the completion of previous ones
|
||||
//
|
||||
// sync: sync peers, get unstable versions from somewhere, stabilize them
|
||||
|
||||
}
|
||||
|
||||
void osd_t::make_primary_reply(osd_op_t *op)
|
||||
{
|
||||
op->reply.hdr.magic = SECONDARY_OSD_REPLY_MAGIC;
|
||||
op->reply.hdr.id = op->op.hdr.id;
|
||||
op->reply.hdr.opcode = op->op.hdr.opcode;
|
||||
}
|
Loading…
Reference in New Issue