mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-24 16:01:14 +07:00
[SCSI] zfcp: Improve request allocation through mempools
Remove the special case for NO_QTCB requests and optimize the mempool and cache processing for fsfreqs. Especially use seperate mempools for the zfcp_fsf_req and zfcp_qtcb structs. Signed-off-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Swen Schillig
James Bottomley
parent
058b864789
commit
a4623c467f
@ -42,6 +42,12 @@ static char *init_device;
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module_param_named(device, init_device, charp, 0400);
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MODULE_PARM_DESC(device, "specify initial device");
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static struct kmem_cache *zfcp_cache_hw_align(const char *name,
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unsigned long size)
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{
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return kmem_cache_create(name, size, roundup_pow_of_two(size), 0, NULL);
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}
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static int zfcp_reqlist_alloc(struct zfcp_adapter *adapter)
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{
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int idx;
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@ -110,14 +116,6 @@ static void __init zfcp_init_device_configure(char *busid, u64 wwpn, u64 lun)
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return;
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}
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static struct kmem_cache *zfcp_cache_create(int size, char *name)
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{
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int align = 1;
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while ((size - align) > 0)
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align <<= 1;
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return kmem_cache_create(name , size, align, 0, NULL);
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}
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static void __init zfcp_init_device_setup(char *devstr)
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{
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char *token;
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@ -158,18 +156,23 @@ static int __init zfcp_module_init(void)
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{
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int retval = -ENOMEM;
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zfcp_data.fsf_req_qtcb_cache = zfcp_cache_create(
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sizeof(struct zfcp_fsf_req_qtcb), "zfcp_fsf");
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if (!zfcp_data.fsf_req_qtcb_cache)
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zfcp_data.gpn_ft_cache = zfcp_cache_hw_align("zfcp_gpn",
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sizeof(struct ct_iu_gpn_ft_req));
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if (!zfcp_data.gpn_ft_cache)
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goto out;
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zfcp_data.sr_buffer_cache = zfcp_cache_create(
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sizeof(struct fsf_status_read_buffer), "zfcp_sr");
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zfcp_data.qtcb_cache = zfcp_cache_hw_align("zfcp_qtcb",
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sizeof(struct fsf_qtcb));
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if (!zfcp_data.qtcb_cache)
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goto out_qtcb_cache;
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zfcp_data.sr_buffer_cache = zfcp_cache_hw_align("zfcp_sr",
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sizeof(struct fsf_status_read_buffer));
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if (!zfcp_data.sr_buffer_cache)
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goto out_sr_cache;
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zfcp_data.gid_pn_cache = zfcp_cache_create(
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sizeof(struct zfcp_gid_pn_data), "zfcp_gid");
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zfcp_data.gid_pn_cache = zfcp_cache_hw_align("zfcp_gid",
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sizeof(struct zfcp_gid_pn_data));
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if (!zfcp_data.gid_pn_cache)
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goto out_gid_cache;
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@ -209,7 +212,9 @@ static int __init zfcp_module_init(void)
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out_gid_cache:
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kmem_cache_destroy(zfcp_data.sr_buffer_cache);
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out_sr_cache:
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kmem_cache_destroy(zfcp_data.fsf_req_qtcb_cache);
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kmem_cache_destroy(zfcp_data.qtcb_cache);
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out_qtcb_cache:
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kmem_cache_destroy(zfcp_data.gpn_ft_cache);
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out:
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return retval;
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}
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@ -354,36 +359,41 @@ void zfcp_unit_dequeue(struct zfcp_unit *unit)
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static int zfcp_allocate_low_mem_buffers(struct zfcp_adapter *adapter)
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{
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/* must only be called with zfcp_data.config_sema taken */
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adapter->pool.fsf_req_erp =
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mempool_create_slab_pool(1, zfcp_data.fsf_req_qtcb_cache);
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if (!adapter->pool.fsf_req_erp)
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adapter->pool.erp_req =
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mempool_create_kmalloc_pool(1, sizeof(struct zfcp_fsf_req));
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if (!adapter->pool.erp_req)
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return -ENOMEM;
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adapter->pool.fsf_req_scsi =
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mempool_create_slab_pool(1, zfcp_data.fsf_req_qtcb_cache);
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if (!adapter->pool.fsf_req_scsi)
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adapter->pool.scsi_req =
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mempool_create_kmalloc_pool(1, sizeof(struct zfcp_fsf_req));
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if (!adapter->pool.scsi_req)
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return -ENOMEM;
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adapter->pool.fsf_req_abort =
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mempool_create_slab_pool(1, zfcp_data.fsf_req_qtcb_cache);
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if (!adapter->pool.fsf_req_abort)
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adapter->pool.scsi_abort =
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mempool_create_kmalloc_pool(1, sizeof(struct zfcp_fsf_req));
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if (!adapter->pool.scsi_abort)
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return -ENOMEM;
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adapter->pool.fsf_req_status_read =
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adapter->pool.status_read_req =
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mempool_create_kmalloc_pool(FSF_STATUS_READS_RECOM,
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sizeof(struct zfcp_fsf_req));
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if (!adapter->pool.fsf_req_status_read)
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if (!adapter->pool.status_read_req)
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return -ENOMEM;
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adapter->pool.data_status_read =
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adapter->pool.qtcb_pool =
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mempool_create_slab_pool(3, zfcp_data.qtcb_cache);
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if (!adapter->pool.qtcb_pool)
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return -ENOMEM;
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adapter->pool.status_read_data =
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mempool_create_slab_pool(FSF_STATUS_READS_RECOM,
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zfcp_data.sr_buffer_cache);
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if (!adapter->pool.data_status_read)
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if (!adapter->pool.status_read_data)
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return -ENOMEM;
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adapter->pool.data_gid_pn =
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adapter->pool.gid_pn_data =
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mempool_create_slab_pool(1, zfcp_data.gid_pn_cache);
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if (!adapter->pool.data_gid_pn)
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if (!adapter->pool.gid_pn_data)
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return -ENOMEM;
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return 0;
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@ -392,18 +402,20 @@ static int zfcp_allocate_low_mem_buffers(struct zfcp_adapter *adapter)
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static void zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter)
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{
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/* zfcp_data.config_sema must be held */
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if (adapter->pool.fsf_req_erp)
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mempool_destroy(adapter->pool.fsf_req_erp);
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if (adapter->pool.fsf_req_scsi)
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mempool_destroy(adapter->pool.fsf_req_scsi);
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if (adapter->pool.fsf_req_abort)
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mempool_destroy(adapter->pool.fsf_req_abort);
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if (adapter->pool.fsf_req_status_read)
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mempool_destroy(adapter->pool.fsf_req_status_read);
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if (adapter->pool.data_status_read)
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mempool_destroy(adapter->pool.data_status_read);
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if (adapter->pool.data_gid_pn)
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mempool_destroy(adapter->pool.data_gid_pn);
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if (adapter->pool.erp_req)
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mempool_destroy(adapter->pool.erp_req);
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if (adapter->pool.scsi_req)
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mempool_destroy(adapter->pool.scsi_req);
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if (adapter->pool.scsi_abort)
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mempool_destroy(adapter->pool.scsi_abort);
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if (adapter->pool.qtcb_pool)
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mempool_destroy(adapter->pool.qtcb_pool);
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if (adapter->pool.status_read_req)
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mempool_destroy(adapter->pool.status_read_req);
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if (adapter->pool.status_read_data)
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mempool_destroy(adapter->pool.status_read_data);
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if (adapter->pool.gid_pn_data)
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mempool_destroy(adapter->pool.gid_pn_data);
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}
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/**
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@ -264,12 +264,13 @@ struct zfcp_fsf_req;
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/* holds various memory pools of an adapter */
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struct zfcp_adapter_mempool {
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mempool_t *fsf_req_erp;
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mempool_t *fsf_req_scsi;
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mempool_t *fsf_req_abort;
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mempool_t *fsf_req_status_read;
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mempool_t *data_status_read;
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mempool_t *data_gid_pn;
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mempool_t *erp_req;
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mempool_t *scsi_req;
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mempool_t *scsi_abort;
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mempool_t *status_read_req;
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mempool_t *status_read_data;
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mempool_t *gid_pn_data;
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mempool_t *qtcb_pool;
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};
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/*
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@ -303,6 +304,15 @@ struct ct_iu_gid_pn_resp {
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u32 d_id;
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} __attribute__ ((packed));
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struct ct_iu_gpn_ft_req {
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struct ct_hdr header;
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u8 flags;
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u8 domain_id_scope;
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u8 area_id_scope;
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u8 fc4_type;
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} __attribute__ ((packed));
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/**
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* struct zfcp_send_ct - used to pass parameters to function zfcp_fsf_send_ct
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* @wka_port: port where the request is sent to
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@ -559,18 +569,13 @@ struct zfcp_data {
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lists */
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struct semaphore config_sema; /* serialises configuration
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changes */
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struct kmem_cache *fsf_req_qtcb_cache;
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struct kmem_cache *gpn_ft_cache;
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struct kmem_cache *qtcb_cache;
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struct kmem_cache *sr_buffer_cache;
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struct kmem_cache *gid_pn_cache;
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struct workqueue_struct *work_queue;
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};
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/* struct used by memory pools for fsf_requests */
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struct zfcp_fsf_req_qtcb {
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struct zfcp_fsf_req fsf_req;
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struct fsf_qtcb qtcb;
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};
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/********************** ZFCP SPECIFIC DEFINES ********************************/
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#define ZFCP_SET 0x00000100
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@ -25,14 +25,6 @@ static u32 rscn_range_mask[] = {
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[RSCN_FABRIC_ADDRESS] = 0x000000,
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};
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struct ct_iu_gpn_ft_req {
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struct ct_hdr header;
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u8 flags;
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u8 domain_id_scope;
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u8 area_id_scope;
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u8 fc4_type;
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} __attribute__ ((packed));
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struct gpn_ft_resp_acc {
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u8 control;
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u8 port_id[3];
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@ -322,8 +314,7 @@ int static zfcp_fc_ns_gid_pn_request(struct zfcp_erp_action *erp_action,
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init_completion(&compl_rec.done);
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compl_rec.handler = zfcp_fc_ns_gid_pn_eval;
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compl_rec.handler_data = (unsigned long) gid_pn;
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ret = zfcp_fsf_send_ct(&gid_pn->ct, adapter->pool.fsf_req_erp,
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erp_action);
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ret = zfcp_fsf_send_ct(&gid_pn->ct, adapter->pool.erp_req, erp_action);
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if (!ret)
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wait_for_completion(&compl_rec.done);
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return ret;
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@ -340,7 +331,7 @@ int zfcp_fc_ns_gid_pn(struct zfcp_erp_action *erp_action)
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struct zfcp_gid_pn_data *gid_pn;
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struct zfcp_adapter *adapter = erp_action->adapter;
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gid_pn = mempool_alloc(adapter->pool.data_gid_pn, GFP_ATOMIC);
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gid_pn = mempool_alloc(adapter->pool.gid_pn_data, GFP_ATOMIC);
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if (!gid_pn)
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return -ENOMEM;
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@ -354,7 +345,7 @@ int zfcp_fc_ns_gid_pn(struct zfcp_erp_action *erp_action)
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zfcp_wka_port_put(&adapter->gs->ds);
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out:
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mempool_free(gid_pn, adapter->pool.data_gid_pn);
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mempool_free(gid_pn, adapter->pool.gid_pn_data);
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return ret;
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}
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@ -497,7 +488,7 @@ static void zfcp_free_sg_env(struct zfcp_gpn_ft *gpn_ft, int buf_num)
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{
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struct scatterlist *sg = &gpn_ft->sg_req;
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kfree(sg_virt(sg)); /* free request buffer */
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kmem_cache_free(zfcp_data.gpn_ft_cache, sg_virt(sg));
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zfcp_sg_free_table(gpn_ft->sg_resp, buf_num);
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kfree(gpn_ft);
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@ -512,7 +503,7 @@ static struct zfcp_gpn_ft *zfcp_alloc_sg_env(int buf_num)
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if (!gpn_ft)
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return NULL;
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req = kzalloc(sizeof(struct ct_iu_gpn_ft_req), GFP_KERNEL);
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req = kmem_cache_alloc(zfcp_data.gpn_ft_cache, GFP_KERNEL);
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if (!req) {
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kfree(gpn_ft);
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gpn_ft = NULL;
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@ -14,7 +14,6 @@
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#include "zfcp_dbf.h"
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#define ZFCP_REQ_AUTO_CLEANUP 0x00000002
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#define ZFCP_REQ_NO_QTCB 0x00000008
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static void zfcp_fsf_request_timeout_handler(unsigned long data)
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{
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@ -112,14 +111,15 @@ static void zfcp_fsf_class_not_supp(struct zfcp_fsf_req *req)
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void zfcp_fsf_req_free(struct zfcp_fsf_req *req)
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{
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if (likely(req->pool)) {
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if (likely(req->qtcb))
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mempool_free(req->qtcb, req->adapter->pool.qtcb_pool);
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mempool_free(req, req->pool);
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return;
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}
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if (req->qtcb) {
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kmem_cache_free(zfcp_data.fsf_req_qtcb_cache, req);
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return;
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}
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if (likely(req->qtcb))
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kmem_cache_free(zfcp_data.qtcb_cache, req->qtcb);
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kfree(req);
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}
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static void zfcp_fsf_status_read_port_closed(struct zfcp_fsf_req *req)
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@ -251,7 +251,7 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req)
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if (req->status & ZFCP_STATUS_FSFREQ_DISMISSED) {
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zfcp_hba_dbf_event_fsf_unsol("dism", adapter, sr_buf);
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mempool_free(sr_buf, adapter->pool.data_status_read);
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mempool_free(sr_buf, adapter->pool.status_read_data);
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zfcp_fsf_req_free(req);
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return;
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}
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@ -303,7 +303,7 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req)
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break;
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}
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mempool_free(sr_buf, adapter->pool.data_status_read);
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mempool_free(sr_buf, adapter->pool.status_read_data);
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zfcp_fsf_req_free(req);
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atomic_inc(&adapter->stat_miss);
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@ -669,34 +669,37 @@ static int zfcp_fsf_req_sbal_get(struct zfcp_adapter *adapter)
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return -EIO;
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}
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static struct zfcp_fsf_req *zfcp_fsf_alloc_noqtcb(mempool_t *pool)
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static struct zfcp_fsf_req *zfcp_fsf_alloc(mempool_t *pool)
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{
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struct zfcp_fsf_req *req;
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req = mempool_alloc(pool, GFP_ATOMIC);
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if (!req)
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if (likely(pool))
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req = mempool_alloc(pool, GFP_ATOMIC);
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else
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req = kmalloc(sizeof(*req), GFP_ATOMIC);
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if (unlikely(!req))
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return NULL;
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memset(req, 0, sizeof(*req));
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req->pool = pool;
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return req;
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}
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static struct zfcp_fsf_req *zfcp_fsf_alloc_qtcb(mempool_t *pool)
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static struct fsf_qtcb *zfcp_qtcb_alloc(mempool_t *pool)
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{
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struct zfcp_fsf_req_qtcb *qtcb;
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struct fsf_qtcb *qtcb;
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if (likely(pool))
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qtcb = mempool_alloc(pool, GFP_ATOMIC);
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else
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qtcb = kmem_cache_alloc(zfcp_data.fsf_req_qtcb_cache,
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GFP_ATOMIC);
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qtcb = kmem_cache_alloc(zfcp_data.qtcb_cache, GFP_ATOMIC);
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if (unlikely(!qtcb))
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return NULL;
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memset(qtcb, 0, sizeof(*qtcb));
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qtcb->fsf_req.qtcb = &qtcb->qtcb;
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qtcb->fsf_req.pool = pool;
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return &qtcb->fsf_req;
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return qtcb;
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}
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static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_adapter *adapter,
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@ -704,14 +707,8 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_adapter *adapter,
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mempool_t *pool)
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{
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struct qdio_buffer_element *sbale;
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struct zfcp_fsf_req *req;
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struct zfcp_qdio_queue *req_q = &adapter->req_q;
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if (req_flags & ZFCP_REQ_NO_QTCB)
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req = zfcp_fsf_alloc_noqtcb(pool);
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else
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req = zfcp_fsf_alloc_qtcb(pool);
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struct zfcp_fsf_req *req = zfcp_fsf_alloc(pool);
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if (unlikely(!req))
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return ERR_PTR(-ENOMEM);
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@ -735,7 +732,17 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_adapter *adapter,
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sbale[0].addr = (void *) req->req_id;
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sbale[0].flags |= SBAL_FLAGS0_COMMAND;
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if (likely(req->qtcb)) {
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if (likely(fsf_cmd != FSF_QTCB_UNSOLICITED_STATUS)) {
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if (likely(pool))
|
||||
req->qtcb = zfcp_qtcb_alloc(adapter->pool.qtcb_pool);
|
||||
else
|
||||
req->qtcb = zfcp_qtcb_alloc(NULL);
|
||||
|
||||
if (unlikely(!req->qtcb)) {
|
||||
zfcp_fsf_req_free(req);
|
||||
return ERR_PTR(-ENOMEM);
|
||||
}
|
||||
|
||||
req->qtcb->prefix.req_seq_no = req->adapter->fsf_req_seq_no;
|
||||
req->qtcb->prefix.req_id = req->req_id;
|
||||
req->qtcb->prefix.ulp_info = 26;
|
||||
@ -811,9 +818,8 @@ int zfcp_fsf_status_read(struct zfcp_adapter *adapter)
|
||||
if (zfcp_fsf_req_sbal_get(adapter))
|
||||
goto out;
|
||||
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_UNSOLICITED_STATUS,
|
||||
ZFCP_REQ_NO_QTCB,
|
||||
adapter->pool.fsf_req_status_read);
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_UNSOLICITED_STATUS, 0,
|
||||
adapter->pool.status_read_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -823,7 +829,7 @@ int zfcp_fsf_status_read(struct zfcp_adapter *adapter)
|
||||
sbale[2].flags |= SBAL_FLAGS_LAST_ENTRY;
|
||||
req->sbale_curr = 2;
|
||||
|
||||
sr_buf = mempool_alloc(adapter->pool.data_status_read, GFP_ATOMIC);
|
||||
sr_buf = mempool_alloc(adapter->pool.status_read_data, GFP_ATOMIC);
|
||||
if (!sr_buf) {
|
||||
retval = -ENOMEM;
|
||||
goto failed_buf;
|
||||
@ -841,7 +847,7 @@ int zfcp_fsf_status_read(struct zfcp_adapter *adapter)
|
||||
goto out;
|
||||
|
||||
failed_req_send:
|
||||
mempool_free(sr_buf, adapter->pool.data_status_read);
|
||||
mempool_free(sr_buf, adapter->pool.status_read_data);
|
||||
failed_buf:
|
||||
zfcp_fsf_req_free(req);
|
||||
zfcp_hba_dbf_event_fsf_unsol("fail", adapter, NULL);
|
||||
@ -919,7 +925,7 @@ struct zfcp_fsf_req *zfcp_fsf_abort_fcp_command(unsigned long old_req_id,
|
||||
if (zfcp_fsf_req_sbal_get(adapter))
|
||||
goto out;
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_ABORT_FCP_CMND,
|
||||
0, adapter->pool.fsf_req_abort);
|
||||
0, adapter->pool.scsi_abort);
|
||||
if (IS_ERR(req)) {
|
||||
req = NULL;
|
||||
goto out;
|
||||
@ -1231,7 +1237,7 @@ int zfcp_fsf_exchange_config_data(struct zfcp_erp_action *erp_action)
|
||||
req = zfcp_fsf_req_create(adapter,
|
||||
FSF_QTCB_EXCHANGE_CONFIG_DATA,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1327,7 +1333,7 @@ int zfcp_fsf_exchange_port_data(struct zfcp_erp_action *erp_action)
|
||||
goto out;
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_EXCHANGE_PORT_DATA,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1497,7 +1503,7 @@ int zfcp_fsf_open_port(struct zfcp_erp_action *erp_action)
|
||||
req = zfcp_fsf_req_create(adapter,
|
||||
FSF_QTCB_OPEN_PORT_WITH_DID,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1566,7 +1572,7 @@ int zfcp_fsf_close_port(struct zfcp_erp_action *erp_action)
|
||||
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_PORT,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1643,7 +1649,7 @@ int zfcp_fsf_open_wka_port(struct zfcp_wka_port *wka_port)
|
||||
req = zfcp_fsf_req_create(adapter,
|
||||
FSF_QTCB_OPEN_PORT_WITH_DID,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (unlikely(IS_ERR(req))) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1697,7 +1703,7 @@ int zfcp_fsf_close_wka_port(struct zfcp_wka_port *wka_port)
|
||||
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_PORT,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (unlikely(IS_ERR(req))) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1788,7 +1794,7 @@ int zfcp_fsf_close_physical_port(struct zfcp_erp_action *erp_action)
|
||||
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_PHYSICAL_PORT,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -1960,7 +1966,7 @@ int zfcp_fsf_open_unit(struct zfcp_erp_action *erp_action)
|
||||
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_OPEN_LUN,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -2045,7 +2051,7 @@ int zfcp_fsf_close_unit(struct zfcp_erp_action *erp_action)
|
||||
goto out;
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_CLOSE_LUN,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_erp);
|
||||
adapter->pool.erp_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -2349,7 +2355,7 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit,
|
||||
}
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND,
|
||||
ZFCP_REQ_AUTO_CLEANUP,
|
||||
adapter->pool.fsf_req_scsi);
|
||||
adapter->pool.scsi_req);
|
||||
if (IS_ERR(req)) {
|
||||
retval = PTR_ERR(req);
|
||||
goto out;
|
||||
@ -2460,7 +2466,7 @@ struct zfcp_fsf_req *zfcp_fsf_send_fcp_ctm(struct zfcp_unit *unit, u8 tm_flags)
|
||||
if (zfcp_fsf_req_sbal_get(adapter))
|
||||
goto out;
|
||||
req = zfcp_fsf_req_create(adapter, FSF_QTCB_FCP_CMND, 0,
|
||||
adapter->pool.fsf_req_scsi);
|
||||
adapter->pool.scsi_req);
|
||||
if (IS_ERR(req)) {
|
||||
req = NULL;
|
||||
goto out;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user