Lines Matching defs:lhp
1386 kmem_log_header_t *lhp;
1392 * Make sure that lhp->lh_cpu[] is nicely aligned
1396 lhp = vmem_xalloc(kmem_log_arena, lhsize, 64, P2NPHASE(lhsize, 64), 0,
1398 bzero(lhp, lhsize);
1400 mutex_init(&lhp->lh_lock, NULL, MUTEX_DEFAULT, NULL);
1401 lhp->lh_nchunks = nchunks;
1402 lhp->lh_chunksize = P2ROUNDUP(logsize / nchunks + 1, PAGESIZE);
1403 lhp->lh_base = vmem_alloc(kmem_log_arena,
1404 lhp->lh_chunksize * nchunks, VM_SLEEP);
1405 lhp->lh_free = vmem_alloc(kmem_log_arena,
1407 bzero(lhp->lh_base, lhp->lh_chunksize * nchunks);
1410 kmem_cpu_log_header_t *clhp = &lhp->lh_cpu[i];
1416 lhp->lh_free[i] = i;
1418 lhp->lh_head = max_ncpus;
1419 lhp->lh_tail = 0;
1421 return (lhp);
1425 kmem_log_enter(kmem_log_header_t *lhp, void *data, size_t size)
1430 if (lhp == NULL || kmem_logging == 0 || panicstr)
1433 clhp = &lhp->lh_cpu[CPU->cpu_seqid];
1438 mutex_enter(&lhp->lh_lock);
1439 lhp->lh_hits++;
1440 lhp->lh_free[lhp->lh_tail] = clhp->clh_chunk;
1441 lhp->lh_tail = (lhp->lh_tail + 1) % lhp->lh_nchunks;
1442 clhp->clh_chunk = lhp->lh_free[lhp->lh_head];
1443 lhp->lh_head = (lhp->lh_head + 1) % lhp->lh_nchunks;
1444 clhp->clh_current = lhp->lh_base +
1445 clhp->clh_chunk * lhp->lh_chunksize;
1446 clhp->clh_avail = lhp->lh_chunksize;
1447 if (size > lhp->lh_chunksize)
1448 size = lhp->lh_chunksize;
1449 mutex_exit(&lhp->lh_lock);