Cross Reference: /illumos-gate/usr/src/lib/libumem/common/umem.c

Lines Matching refs:lhp
1274 	umem_log_header_t *lhp;
1283 	 * Make sure that lhp->lh_cpu[] is nicely aligned
1287 	lhp = vmem_xalloc(umem_log_arena, lhsize, 64, P2NPHASE(lhsize, 64), 0,
1289 	if (lhp == NULL)
1292 	bzero(lhp, lhsize);
1294 	(void) mutex_init(&lhp->lh_lock, USYNC_THREAD, NULL);
1295 	lhp->lh_nchunks = nchunks;
1296 	lhp->lh_chunksize = P2ROUNDUP(logsize / nchunks, PAGESIZE);
1297 	if (lhp->lh_chunksize == 0)
1298 		lhp->lh_chunksize = PAGESIZE;
1300 	lhp->lh_base = vmem_alloc(umem_log_arena,
1301 	    lhp->lh_chunksize * nchunks, VM_NOSLEEP);
1302 	if (lhp->lh_base == NULL)
1305 	lhp->lh_free = vmem_alloc(umem_log_arena,
1307 	if (lhp->lh_free == NULL)
1310 	bzero(lhp->lh_base, lhp->lh_chunksize * nchunks);
1313 		umem_cpu_log_header_t *clhp = &lhp->lh_cpu[i];
1319 		lhp->lh_free[i] = i;
1321 	lhp->lh_head = umem_max_ncpus;
1322 	lhp->lh_tail = 0;
1324 	return (lhp);
1327 	if (lhp != NULL) {
1328 		if (lhp->lh_base != NULL)
1329 			vmem_free(umem_log_arena, lhp->lh_base,
1330 			    lhp->lh_chunksize * nchunks);
1332 		vmem_xfree(umem_log_arena, lhp, lhsize);
1338 umem_log_enter(umem_log_header_t *lhp, void *data, size_t size)
1342 	    &lhp->lh_cpu[CPU(umem_cpu_mask)->cpu_number];
1344 	if (lhp == NULL || umem_logging == 0)
1350 		(void) mutex_lock(&lhp->lh_lock);
1351 		lhp->lh_hits++;
1352 		lhp->lh_free[lhp->lh_tail] = clhp->clh_chunk;
1353 		lhp->lh_tail = (lhp->lh_tail + 1) % lhp->lh_nchunks;
1354 		clhp->clh_chunk = lhp->lh_free[lhp->lh_head];
1355 		lhp->lh_head = (lhp->lh_head + 1) % lhp->lh_nchunks;
1356 		clhp->clh_current = lhp->lh_base +
1357 		    clhp->clh_chunk * lhp->lh_chunksize;
1358 		clhp->clh_avail = lhp->lh_chunksize;
1359 		if (size > lhp->lh_chunksize)
1360 			size = lhp->lh_chunksize;
1361 		(void) mutex_unlock(&lhp->lh_lock);