lpfc_mem.c revision f888ba3ce77c66bece3d804caf7d559838209a4a
1dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>/******************************************************************* 2dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> * This file is part of the Emulex Linux Device Driver for * 3c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * Fibre Channel Host Bus Adapters. * 4c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * Copyright (C) 2004-2005 Emulex. All rights reserved. * 5c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * EMULEX and SLI are trademarks of Emulex. * 6dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> * www.emulex.com * 7c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * Portions Copyright (C) 2004-2005 Christoph Hellwig * 8dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> * * 9dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> * This program is free software; you can redistribute it and/or * 10c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * modify it under the terms of version 2 of the GNU General * 11c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * Public License as published by the Free Software Foundation. * 12c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * This program is distributed in the hope that it will be useful. * 13c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 14c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 15c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 16c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 17c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * TO BE LEGALLY INVALID. See the GNU General Public License for * 18c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * more details, a copy of which can be found in the file COPYING * 19c44ce1737438d20ac58e808897e3f8eb015c66d3James.Smart@Emulex.Com * included with this package. * 20dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> *******************************************************************/ 21dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 22dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include <linux/mempool.h> 23dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include <linux/pci.h> 24dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include <linux/interrupt.h> 25dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 26f888ba3ce77c66bece3d804caf7d559838209a4aJames.Smart@Emulex.Com#include <scsi/scsi_device.h> 27f888ba3ce77c66bece3d804caf7d559838209a4aJames.Smart@Emulex.Com#include <scsi/scsi_transport_fc.h> 28f888ba3ce77c66bece3d804caf7d559838209a4aJames.Smart@Emulex.Com 29dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include "lpfc_hw.h" 30dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include "lpfc_sli.h" 31dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include "lpfc_disc.h" 32dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include "lpfc_scsi.h" 33dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include "lpfc.h" 34dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#include "lpfc_crtn.h" 35dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 36dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#define LPFC_MBUF_POOL_SIZE 64 /* max elements in MBUF safety pool */ 37dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>#define LPFC_MEM_POOL_SIZE 64 /* max elem in non-DMA safety pool */ 38dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 39dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>static void * 40dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>lpfc_pool_kmalloc(unsigned int gfp_flags, void *data) 41dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>{ 42dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> return kmalloc((unsigned long)data, gfp_flags); 43dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>} 44dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 45dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>static void 46dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>lpfc_pool_kfree(void *obj, void *data) 47dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>{ 48dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> kfree(obj); 49dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>} 50dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 51dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>int 52dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>lpfc_mem_alloc(struct lpfc_hba * phba) 53dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>{ 54dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool; 55dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> int i; 56dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 57dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> phba->lpfc_scsi_dma_buf_pool = pci_pool_create("lpfc_scsi_dma_buf_pool", 58dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> phba->pcidev, phba->cfg_sg_dma_buf_size, 8, 0); 59dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (!phba->lpfc_scsi_dma_buf_pool) 60dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> goto fail; 61dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 62dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> phba->lpfc_mbuf_pool = pci_pool_create("lpfc_mbuf_pool", phba->pcidev, 63dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> LPFC_BPL_SIZE, 8,0); 64dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (!phba->lpfc_mbuf_pool) 65dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> goto fail_free_dma_buf_pool; 66dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 67dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->elements = kmalloc(sizeof(struct lpfc_dmabuf) * 68dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> LPFC_MBUF_POOL_SIZE, GFP_KERNEL); 69dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->max_count = 0; 70dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->current_count = 0; 71dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> for ( i = 0; i < LPFC_MBUF_POOL_SIZE; i++) { 72dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->elements[i].virt = pci_pool_alloc(phba->lpfc_mbuf_pool, 73dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> GFP_KERNEL, &pool->elements[i].phys); 74dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (!pool->elements[i].virt) 75dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> goto fail_free_mbuf_pool; 76dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->max_count++; 77dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->current_count++; 78dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 79dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 80dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> phba->mbox_mem_pool = mempool_create(LPFC_MEM_POOL_SIZE, 81dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> lpfc_pool_kmalloc, lpfc_pool_kfree, 82dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> (void *)(unsigned long)sizeof(LPFC_MBOXQ_t)); 83dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (!phba->mbox_mem_pool) 84dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> goto fail_free_mbuf_pool; 85dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 86dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> phba->nlp_mem_pool = mempool_create(LPFC_MEM_POOL_SIZE, 87dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> lpfc_pool_kmalloc, lpfc_pool_kfree, 88dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> (void *)(unsigned long)sizeof(struct lpfc_nodelist)); 89dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (!phba->nlp_mem_pool) 90dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> goto fail_free_mbox_pool; 91dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 92dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> return 0; 93dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 94dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> fail_free_mbox_pool: 95dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mempool_destroy(phba->mbox_mem_pool); 96dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> fail_free_mbuf_pool: 97dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> while (--i) 98dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_free(phba->lpfc_mbuf_pool, pool->elements[i].virt, 99dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->elements[i].phys); 100dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> kfree(pool->elements); 101dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_destroy(phba->lpfc_mbuf_pool); 102dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> fail_free_dma_buf_pool: 103dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool); 104dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> fail: 105dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> return -ENOMEM; 106dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>} 107dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 108dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>void 109dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>lpfc_mem_free(struct lpfc_hba * phba) 110dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>{ 111dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> struct lpfc_sli *psli = &phba->sli; 112dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool; 113dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> LPFC_MBOXQ_t *mbox, *next_mbox; 114dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> struct lpfc_dmabuf *mp; 115dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> int i; 116dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 117dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> list_for_each_entry_safe(mbox, next_mbox, &psli->mboxq, list) { 118dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mp = (struct lpfc_dmabuf *) (mbox->context1); 119dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (mp) { 120dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> lpfc_mbuf_free(phba, mp->virt, mp->phys); 121dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> kfree(mp); 122dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 123dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> list_del(&mbox->list); 124dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mempool_free(mbox, phba->mbox_mem_pool); 125dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 126dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 127dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE; 128dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (psli->mbox_active) { 129dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mbox = psli->mbox_active; 130dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mp = (struct lpfc_dmabuf *) (mbox->context1); 131dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (mp) { 132dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> lpfc_mbuf_free(phba, mp->virt, mp->phys); 133dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> kfree(mp); 134dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 135dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mempool_free(mbox, phba->mbox_mem_pool); 136dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> psli->mbox_active = NULL; 137dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 138dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 139dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> for (i = 0; i < pool->current_count; i++) 140dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_free(phba->lpfc_mbuf_pool, pool->elements[i].virt, 141dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->elements[i].phys); 142dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> kfree(pool->elements); 143dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mempool_destroy(phba->nlp_mem_pool); 144dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> mempool_destroy(phba->mbox_mem_pool); 145dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 146dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_destroy(phba->lpfc_scsi_dma_buf_pool); 147dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_destroy(phba->lpfc_mbuf_pool); 148dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>} 149dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 150dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>void * 151dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>lpfc_mbuf_alloc(struct lpfc_hba *phba, int mem_flags, dma_addr_t *handle) 152dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>{ 153dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool; 154dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> void *ret; 155dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 156dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> ret = pci_pool_alloc(phba->lpfc_mbuf_pool, GFP_KERNEL, handle); 157dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 158dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (!ret && ( mem_flags & MEM_PRI) && pool->current_count) { 159dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->current_count--; 160dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> ret = pool->elements[pool->current_count].virt; 161dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> *handle = pool->elements[pool->current_count].phys; 162dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 163dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> return ret; 164dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>} 165dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 166dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>void 167dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>lpfc_mbuf_free(struct lpfc_hba * phba, void *virt, dma_addr_t dma) 168dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>{ 169dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> struct lpfc_dma_pool *pool = &phba->lpfc_mbuf_safety_pool; 170dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> 171dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> if (pool->current_count < pool->max_count) { 172dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->elements[pool->current_count].virt = virt; 173dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->elements[pool->current_count].phys = dma; 174dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pool->current_count++; 175dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } else { 176dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> pci_pool_free(phba->lpfc_mbuf_pool, virt, dma); 177dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> } 178dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com> return; 179dea3101e0a5c897d2c9351a7444e139db9f40247<jejb@titanic.il.steeleye.com>} 180