void jnl_wait(gd_region *reg)
{
jnl_private_control *jpc;
sgmnt_addrs *csa;
uint4 status;
if ((NULL != reg) && (TRUE == reg->open))
{
csa = &FILE_INFO(reg)->s_addrs;
jpc = csa->jnl;
if ((TRUE == JNL_ENABLED(csa->hdr)) && (NULL != jpc))
{ /* wait on jnl writes for region */
status = jnl_write_attempt(jpc, jpc->new_freeaddr);
if (SS_NORMAL == status && !JNL_FILE_SWITCHED(jpc))
jnl_fsync(reg, jpc->new_freeaddr);
}
}
return;
}
void jnl_flush(gd_region *reg)
{
sgmnt_addrs *csa;
jnl_private_control *jpc;
jnl_buffer_ptr_t jb;
if (!reg || !reg->open)
return;
csa = &FILE_INFO(reg)->s_addrs;
assert(csa->now_crit);
jpc = csa->jnl;
if (!JNL_ENABLED(csa->hdr) || (NULL == jpc) || (NOJNL == jpc->channel))
return;
jb = jpc->jnl_buff;
jb->blocked = process_id;
if (jb->freeaddr != jb->dskaddr && SS_NORMAL != jnl_write_attempt(jpc, jb->freeaddr))
return;
assert(jb->dskaddr == jb->freeaddr);
jb->blocked = 0;
return;
}