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-rw-r--r--drivers/infiniband/hw/ehca/ehca_av.c31
-rw-r--r--drivers/infiniband/hw/ehca/ehca_classes.h2
-rw-r--r--drivers/infiniband/hw/ehca/ehca_cq.c19
-rw-r--r--drivers/infiniband/hw/ehca/ehca_hca.c129
-rw-r--r--drivers/infiniband/hw/ehca/ehca_main.c19
-rw-r--r--drivers/infiniband/hw/ehca/ehca_mrmw.c42
-rw-r--r--drivers/infiniband/hw/ehca/ehca_pd.c11
-rw-r--r--drivers/infiniband/hw/ehca/ehca_qp.c51
-rw-r--r--drivers/infiniband/hw/ehca/ehca_reqs.c2
-rw-r--r--drivers/infiniband/hw/ehca/ehca_tools.h16
-rw-r--r--drivers/infiniband/hw/ehca/ehca_uverbs.c19
11 files changed, 106 insertions, 235 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_av.c b/drivers/infiniband/hw/ehca/ehca_av.c
index 194c1c30cf63..56735ea2fc57 100644
--- a/drivers/infiniband/hw/ehca/ehca_av.c
+++ b/drivers/infiniband/hw/ehca/ehca_av.c
@@ -41,9 +41,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-
-#include <asm/current.h>
-
#include "ehca_tools.h"
#include "ehca_iverbs.h"
#include "hcp_if.h"
@@ -170,17 +167,8 @@ int ehca_modify_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr)
{
struct ehca_av *av;
struct ehca_ud_av new_ehca_av;
- struct ehca_pd *my_pd = container_of(ah->pd, struct ehca_pd, ib_pd);
struct ehca_shca *shca = container_of(ah->pd->device, struct ehca_shca,
ib_device);
- u32 cur_pid = current->tgid;
-
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(ah->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
memset(&new_ehca_av, 0, sizeof(new_ehca_av));
new_ehca_av.sl = ah_attr->sl;
@@ -242,15 +230,6 @@ int ehca_modify_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr)
int ehca_query_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr)
{
struct ehca_av *av = container_of(ah, struct ehca_av, ib_ah);
- struct ehca_pd *my_pd = container_of(ah->pd, struct ehca_pd, ib_pd);
- u32 cur_pid = current->tgid;
-
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(ah->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
memcpy(&ah_attr->grh.dgid, &av->av.grh.word_3,
sizeof(ah_attr->grh.dgid));
@@ -273,16 +252,6 @@ int ehca_query_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr)
int ehca_destroy_ah(struct ib_ah *ah)
{
- struct ehca_pd *my_pd = container_of(ah->pd, struct ehca_pd, ib_pd);
- u32 cur_pid = current->tgid;
-
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(ah->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
-
kmem_cache_free(av_cache, container_of(ah, struct ehca_av, ib_ah));
return 0;
diff --git a/drivers/infiniband/hw/ehca/ehca_classes.h b/drivers/infiniband/hw/ehca/ehca_classes.h
index 92cce8aacbb7..0d13fe0a260b 100644
--- a/drivers/infiniband/hw/ehca/ehca_classes.h
+++ b/drivers/infiniband/hw/ehca/ehca_classes.h
@@ -132,7 +132,6 @@ struct ehca_shca {
struct ehca_pd {
struct ib_pd ib_pd;
struct ipz_pd fw_pd;
- u32 ownpid;
/* small queue mgmt */
struct mutex lock;
struct list_head free[2];
@@ -215,7 +214,6 @@ struct ehca_cq {
atomic_t nr_events; /* #events seen */
wait_queue_head_t wait_completion;
spinlock_t task_lock;
- u32 ownpid;
/* mmap counter for resources mapped into user space */
u32 mm_count_queue;
u32 mm_count_galpa;
diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c
index 0467c158d4a9..ec0cfcf3073f 100644
--- a/drivers/infiniband/hw/ehca/ehca_cq.c
+++ b/drivers/infiniband/hw/ehca/ehca_cq.c
@@ -43,8 +43,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include <asm/current.h>
-
#include "ehca_iverbs.h"
#include "ehca_classes.h"
#include "ehca_irq.h"
@@ -148,7 +146,6 @@ struct ib_cq *ehca_create_cq(struct ib_device *device, int cqe, int comp_vector,
spin_lock_init(&my_cq->task_lock);
atomic_set(&my_cq->nr_events, 0);
init_waitqueue_head(&my_cq->wait_completion);
- my_cq->ownpid = current->tgid;
cq = &my_cq->ib_cq;
@@ -320,7 +317,6 @@ int ehca_destroy_cq(struct ib_cq *cq)
struct ehca_shca *shca = container_of(device, struct ehca_shca,
ib_device);
struct ipz_adapter_handle adapter_handle = shca->ipz_hca_handle;
- u32 cur_pid = current->tgid;
unsigned long flags;
if (cq->uobject) {
@@ -329,12 +325,6 @@ int ehca_destroy_cq(struct ib_cq *cq)
"user space cq_num=%x", my_cq->cq_number);
return -EINVAL;
}
- if (my_cq->ownpid != cur_pid) {
- ehca_err(device, "Invalid caller pid=%x ownpid=%x "
- "cq_num=%x",
- cur_pid, my_cq->ownpid, my_cq->cq_number);
- return -EINVAL;
- }
}
/*
@@ -374,15 +364,6 @@ int ehca_destroy_cq(struct ib_cq *cq)
int ehca_resize_cq(struct ib_cq *cq, int cqe, struct ib_udata *udata)
{
- struct ehca_cq *my_cq = container_of(cq, struct ehca_cq, ib_cq);
- u32 cur_pid = current->tgid;
-
- if (cq->uobject && my_cq->ownpid != cur_pid) {
- ehca_err(cq->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_cq->ownpid);
- return -EINVAL;
- }
-
/* TODO: proper resize needs to be done */
ehca_err(cq->device, "not implemented yet");
diff --git a/drivers/infiniband/hw/ehca/ehca_hca.c b/drivers/infiniband/hw/ehca/ehca_hca.c
index 5bd7b591987e..2515cbde7e65 100644
--- a/drivers/infiniband/hw/ehca/ehca_hca.c
+++ b/drivers/infiniband/hw/ehca/ehca_hca.c
@@ -43,6 +43,11 @@
#include "ehca_iverbs.h"
#include "hcp_if.h"
+static unsigned int limit_uint(unsigned int value)
+{
+ return min_t(unsigned int, value, INT_MAX);
+}
+
int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props)
{
int i, ret = 0;
@@ -83,37 +88,40 @@ int ehca_query_device(struct ib_device *ibdev, struct ib_device_attr *props)
props->vendor_id = rblock->vendor_id >> 8;
props->vendor_part_id = rblock->vendor_part_id >> 16;
props->hw_ver = rblock->hw_ver;
- props->max_qp = min_t(unsigned, rblock->max_qp, INT_MAX);
- props->max_qp_wr = min_t(unsigned, rblock->max_wqes_wq, INT_MAX);
- props->max_sge = min_t(unsigned, rblock->max_sge, INT_MAX);
- props->max_sge_rd = min_t(unsigned, rblock->max_sge_rd, INT_MAX);
- props->max_cq = min_t(unsigned, rblock->max_cq, INT_MAX);
- props->max_cqe = min_t(unsigned, rblock->max_cqe, INT_MAX);
- props->max_mr = min_t(unsigned, rblock->max_mr, INT_MAX);
- props->max_mw = min_t(unsigned, rblock->max_mw, INT_MAX);
- props->max_pd = min_t(unsigned, rblock->max_pd, INT_MAX);
- props->max_ah = min_t(unsigned, rblock->max_ah, INT_MAX);
- props->max_fmr = min_t(unsigned, rblock->max_mr, INT_MAX);
+ props->max_qp = limit_uint(rblock->max_qp);
+ props->max_qp_wr = limit_uint(rblock->max_wqes_wq);
+ props->max_sge = limit_uint(rblock->max_sge);
+ props->max_sge_rd = limit_uint(rblock->max_sge_rd);
+ props->max_cq = limit_uint(rblock->max_cq);
+ props->max_cqe = limit_uint(rblock->max_cqe);
+ props->max_mr = limit_uint(rblock->max_mr);
+ props->max_mw = limit_uint(rblock->max_mw);
+ props->max_pd = limit_uint(rblock->max_pd);
+ props->max_ah = limit_uint(rblock->max_ah);
+ props->max_ee = limit_uint(rblock->max_rd_ee_context);
+ props->max_rdd = limit_uint(rblock->max_rd_domain);
+ props->max_fmr = limit_uint(rblock->max_mr);
+ props->local_ca_ack_delay = limit_uint(rblock->local_ca_ack_delay);
+ props->max_qp_rd_atom = limit_uint(rblock->max_rr_qp);
+ props->max_ee_rd_atom = limit_uint(rblock->max_rr_ee_context);
+ props->max_res_rd_atom = limit_uint(rblock->max_rr_hca);
+ props->max_qp_init_rd_atom = limit_uint(rblock->max_act_wqs_qp);
+ props->max_ee_init_rd_atom = limit_uint(rblock->max_act_wqs_ee_context);
if (EHCA_BMASK_GET(HCA_CAP_SRQ, shca->hca_cap)) {
- props->max_srq = props->max_qp;
- props->max_srq_wr = props->max_qp_wr;
+ props->max_srq = limit_uint(props->max_qp);
+ props->max_srq_wr = limit_uint(props->max_qp_wr);
props->max_srq_sge = 3;
}
- props->max_pkeys = 16;
- props->local_ca_ack_delay
- = rblock->local_ca_ack_delay;
- props->max_raw_ipv6_qp
- = min_t(unsigned, rblock->max_raw_ipv6_qp, INT_MAX);
- props->max_raw_ethy_qp
- = min_t(unsigned, rblock->max_raw_ethy_qp, INT_MAX);
- props->max_mcast_grp
- = min_t(unsigned, rblock->max_mcast_grp, INT_MAX);
- props->max_mcast_qp_attach
- = min_t(unsigned, rblock->max_mcast_qp_attach, INT_MAX);
+ props->max_pkeys = 16;
+ props->local_ca_ack_delay = limit_uint(rblock->local_ca_ack_delay);
+ props->max_raw_ipv6_qp = limit_uint(rblock->max_raw_ipv6_qp);
+ props->max_raw_ethy_qp = limit_uint(rblock->max_raw_ethy_qp);
+ props->max_mcast_grp = limit_uint(rblock->max_mcast_grp);
+ props->max_mcast_qp_attach = limit_uint(rblock->max_mcast_qp_attach);
props->max_total_mcast_qp_attach
- = min_t(unsigned, rblock->max_total_mcast_qp_attach, INT_MAX);
+ = limit_uint(rblock->max_total_mcast_qp_attach);
/* translate device capabilities */
props->device_cap_flags = IB_DEVICE_SYS_IMAGE_GUID |
@@ -128,6 +136,46 @@ query_device1:
return ret;
}
+static int map_mtu(struct ehca_shca *shca, u32 fw_mtu)
+{
+ switch (fw_mtu) {
+ case 0x1:
+ return IB_MTU_256;
+ case 0x2:
+ return IB_MTU_512;
+ case 0x3:
+ return IB_MTU_1024;
+ case 0x4:
+ return IB_MTU_2048;
+ case 0x5:
+ return IB_MTU_4096;
+ default:
+ ehca_err(&shca->ib_device, "Unknown MTU size: %x.",
+ fw_mtu);
+ return 0;
+ }
+}
+
+static int map_number_of_vls(struct ehca_shca *shca, u32 vl_cap)
+{
+ switch (vl_cap) {
+ case 0x1:
+ return 1;
+ case 0x2:
+ return 2;
+ case 0x3:
+ return 4;
+ case 0x4:
+ return 8;
+ case 0x5:
+ return 15;
+ default:
+ ehca_err(&shca->ib_device, "invalid Vl Capability: %x.",
+ vl_cap);
+ return 0;
+ }
+}
+
int ehca_query_port(struct ib_device *ibdev,
u8 port, struct ib_port_attr *props)
{
@@ -152,31 +200,13 @@ int ehca_query_port(struct ib_device *ibdev,
memset(props, 0, sizeof(struct ib_port_attr));
- switch (rblock->max_mtu) {
- case 0x1:
- props->active_mtu = props->max_mtu = IB_MTU_256;
- break;
- case 0x2:
- props->active_mtu = props->max_mtu = IB_MTU_512;
- break;
- case 0x3:
- props->active_mtu = props->max_mtu = IB_MTU_1024;
- break;
- case 0x4:
- props->active_mtu = props->max_mtu = IB_MTU_2048;
- break;
- case 0x5:
- props->active_mtu = props->max_mtu = IB_MTU_4096;
- break;
- default:
- ehca_err(&shca->ib_device, "Unknown MTU size: %x.",
- rblock->max_mtu);
- break;
- }
-
+ props->active_mtu = props->max_mtu = map_mtu(shca, rblock->max_mtu);
props->port_cap_flags = rblock->capability_mask;
props->gid_tbl_len = rblock->gid_tbl_len;
- props->max_msg_sz = rblock->max_msg_sz;
+ if (rblock->max_msg_sz)
+ props->max_msg_sz = rblock->max_msg_sz;
+ else
+ props->max_msg_sz = 0x1 << 31;
props->bad_pkey_cntr = rblock->bad_pkey_cntr;
props->qkey_viol_cntr = rblock->qkey_viol_cntr;
props->pkey_tbl_len = rblock->pkey_tbl_len;
@@ -186,6 +216,7 @@ int ehca_query_port(struct ib_device *ibdev,
props->sm_sl = rblock->sm_sl;
props->subnet_timeout = rblock->subnet_timeout;
props->init_type_reply = rblock->init_type_reply;
+ props->max_vl_num = map_number_of_vls(shca, rblock->vl_cap);
if (rblock->state && rblock->phys_width) {
props->phys_state = rblock->phys_pstate;
@@ -314,7 +345,7 @@ query_gid1:
return ret;
}
-const u32 allowed_port_caps = (
+static const u32 allowed_port_caps = (
IB_PORT_SM | IB_PORT_LED_INFO_SUP | IB_PORT_CM_SUP |
IB_PORT_SNMP_TUNNEL_SUP | IB_PORT_DEVICE_MGMT_SUP |
IB_PORT_VENDOR_CLASS_SUP);
diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index a86ebcc79a95..65b3362cdb9b 100644
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -57,16 +57,17 @@ MODULE_AUTHOR("Christoph Raisch <raisch@de.ibm.com>");
MODULE_DESCRIPTION("IBM eServer HCA InfiniBand Device Driver");
MODULE_VERSION(HCAD_VERSION);
-int ehca_open_aqp1 = 0;
+static int ehca_open_aqp1 = 0;
+static int ehca_hw_level = 0;
+static int ehca_poll_all_eqs = 1;
+static int ehca_mr_largepage = 1;
+
int ehca_debug_level = 0;
-int ehca_hw_level = 0;
int ehca_nr_ports = 2;
int ehca_use_hp_mr = 0;
int ehca_port_act_time = 30;
-int ehca_poll_all_eqs = 1;
int ehca_static_rate = -1;
int ehca_scaling_code = 0;
-int ehca_mr_largepage = 1;
int ehca_lock_hcalls = -1;
module_param_named(open_aqp1, ehca_open_aqp1, int, S_IRUGO);
@@ -396,7 +397,7 @@ init_node_guid1:
return ret;
}
-int ehca_init_device(struct ehca_shca *shca)
+static int ehca_init_device(struct ehca_shca *shca)
{
int ret;
@@ -579,8 +580,8 @@ static ssize_t ehca_store_debug_level(struct device_driver *ddp,
return 1;
}
-DRIVER_ATTR(debug_level, S_IRUSR | S_IWUSR,
- ehca_show_debug_level, ehca_store_debug_level);
+static DRIVER_ATTR(debug_level, S_IRUSR | S_IWUSR,
+ ehca_show_debug_level, ehca_store_debug_level);
static struct attribute *ehca_drv_attrs[] = {
&driver_attr_debug_level.attr,
@@ -941,7 +942,7 @@ void ehca_poll_eqs(unsigned long data)
spin_unlock(&shca_list_lock);
}
-int __init ehca_module_init(void)
+static int __init ehca_module_init(void)
{
int ret;
@@ -988,7 +989,7 @@ module_init1:
return ret;
};
-void __exit ehca_module_exit(void)
+static void __exit ehca_module_exit(void)
{
if (ehca_poll_all_eqs == 1)
del_timer_sync(&poll_eqs_timer);
diff --git a/drivers/infiniband/hw/ehca/ehca_mrmw.c b/drivers/infiniband/hw/ehca/ehca_mrmw.c
index e239bbf54da1..f26997fc00f8 100644
--- a/drivers/infiniband/hw/ehca/ehca_mrmw.c
+++ b/drivers/infiniband/hw/ehca/ehca_mrmw.c
@@ -40,8 +40,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include <asm/current.h>
-
#include <rdma/ib_umem.h>
#include "ehca_iverbs.h"
@@ -419,7 +417,6 @@ int ehca_rereg_phys_mr(struct ib_mr *mr,
struct ehca_shca *shca =
container_of(mr->device, struct ehca_shca, ib_device);
struct ehca_mr *e_mr = container_of(mr, struct ehca_mr, ib.ib_mr);
- struct ehca_pd *my_pd = container_of(mr->pd, struct ehca_pd, ib_pd);
u64 new_size;
u64 *new_start;
u32 new_acl;
@@ -429,15 +426,6 @@ int ehca_rereg_phys_mr(struct ib_mr *mr,
u32 num_kpages = 0;
u32 num_hwpages = 0;
struct ehca_mr_pginfo pginfo;
- u32 cur_pid = current->tgid;
-
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- (my_pd->ownpid != cur_pid)) {
- ehca_err(mr->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- ret = -EINVAL;
- goto rereg_phys_mr_exit0;
- }
if (!(mr_rereg_mask & IB_MR_REREG_TRANS)) {
/* TODO not supported, because PHYP rereg hCall needs pages */
@@ -577,19 +565,9 @@ int ehca_query_mr(struct ib_mr *mr, struct ib_mr_attr *mr_attr)
struct ehca_shca *shca =
container_of(mr->device, struct ehca_shca, ib_device);
struct ehca_mr *e_mr = container_of(mr, struct ehca_mr, ib.ib_mr);
- struct ehca_pd *my_pd = container_of(mr->pd, struct ehca_pd, ib_pd);
- u32 cur_pid = current->tgid;
unsigned long sl_flags;
struct ehca_mr_hipzout_parms hipzout;
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- (my_pd->ownpid != cur_pid)) {
- ehca_err(mr->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- ret = -EINVAL;
- goto query_mr_exit0;
- }
-
if ((e_mr->flags & EHCA_MR_FLAG_FMR)) {
ehca_err(mr->device, "not supported for FMR, mr=%p e_mr=%p "
"e_mr->flags=%x", mr, e_mr, e_mr->flags);
@@ -634,16 +612,6 @@ int ehca_dereg_mr(struct ib_mr *mr)
struct ehca_shca *shca =
container_of(mr->device, struct ehca_shca, ib_device);
struct ehca_mr *e_mr = container_of(mr, struct ehca_mr, ib.ib_mr);
- struct ehca_pd *my_pd = container_of(mr->pd, struct ehca_pd, ib_pd);
- u32 cur_pid = current->tgid;
-
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- (my_pd->ownpid != cur_pid)) {
- ehca_err(mr->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- ret = -EINVAL;
- goto dereg_mr_exit0;
- }
if ((e_mr->flags & EHCA_MR_FLAG_FMR)) {
ehca_err(mr->device, "not supported for FMR, mr=%p e_mr=%p "
@@ -1952,9 +1920,8 @@ next_kpage:
return ret;
}
-int ehca_set_pagebuf_phys(struct ehca_mr_pginfo *pginfo,
- u32 number,
- u64 *kpage)
+static int ehca_set_pagebuf_phys(struct ehca_mr_pginfo *pginfo,
+ u32 number, u64 *kpage)
{
int ret = 0;
struct ib_phys_buf *pbuf;
@@ -2012,9 +1979,8 @@ int ehca_set_pagebuf_phys(struct ehca_mr_pginfo *pginfo,
return ret;
}
-int ehca_set_pagebuf_fmr(struct ehca_mr_pginfo *pginfo,
- u32 number,
- u64 *kpage)
+static int ehca_set_pagebuf_fmr(struct ehca_mr_pginfo *pginfo,
+ u32 number, u64 *kpage)
{
int ret = 0;
u64 *fmrlist;
diff --git a/drivers/infiniband/hw/ehca/ehca_pd.c b/drivers/infiniband/hw/ehca/ehca_pd.c
index 43bcf085fcf2..2fe554855fa5 100644
--- a/drivers/infiniband/hw/ehca/ehca_pd.c
+++ b/drivers/infiniband/hw/ehca/ehca_pd.c
@@ -38,8 +38,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include <asm/current.h>
-
#include "ehca_tools.h"
#include "ehca_iverbs.h"
@@ -58,7 +56,6 @@ struct ib_pd *ehca_alloc_pd(struct ib_device *device,
return ERR_PTR(-ENOMEM);
}
- pd->ownpid = current->tgid;
for (i = 0; i < 2; i++) {
INIT_LIST_HEAD(&pd->free[i]);
INIT_LIST_HEAD(&pd->full[i]);
@@ -85,18 +82,10 @@ struct ib_pd *ehca_alloc_pd(struct ib_device *device,
int ehca_dealloc_pd(struct ib_pd *pd)
{
- u32 cur_pid = current->tgid;
struct ehca_pd *my_pd = container_of(pd, struct ehca_pd, ib_pd);
int i, leftovers = 0;
struct ipz_small_queue_page *page, *tmp;
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(pd->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
-
for (i = 0; i < 2; i++) {
list_splice(&my_pd->full[i], &my_pd->free[i]);
list_for_each_entry_safe(page, tmp, &my_pd->free[i], list) {
diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c
index 1012f15a7140..3eb14a52cbf2 100644
--- a/drivers/infiniband/hw/ehca/ehca_qp.c
+++ b/drivers/infiniband/hw/ehca/ehca_qp.c
@@ -43,9 +43,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-
-#include <asm/current.h>
-
#include "ehca_classes.h"
#include "ehca_tools.h"
#include "ehca_qes.h"
@@ -424,6 +421,9 @@ static struct ehca_qp *internal_create_qp(
u32 swqe_size = 0, rwqe_size = 0, ib_qp_num;
unsigned long flags;
+ if (init_attr->create_flags)
+ return ERR_PTR(-EINVAL);
+
memset(&parms, 0, sizeof(parms));
qp_type = init_attr->qp_type;
@@ -1526,16 +1526,6 @@ int ehca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask,
struct ehca_shca *shca = container_of(ibqp->device, struct ehca_shca,
ib_device);
struct ehca_qp *my_qp = container_of(ibqp, struct ehca_qp, ib_qp);
- struct ehca_pd *my_pd = container_of(my_qp->ib_qp.pd, struct ehca_pd,
- ib_pd);
- u32 cur_pid = current->tgid;
-
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(ibqp->pd->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
/* The if-block below caches qp_attr to be modified for GSI and SMI
* qps during the initialization by ib_mad. When the respective port
@@ -1636,23 +1626,13 @@ int ehca_query_qp(struct ib_qp *qp,
int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr)
{
struct ehca_qp *my_qp = container_of(qp, struct ehca_qp, ib_qp);
- struct ehca_pd *my_pd = container_of(my_qp->ib_qp.pd, struct ehca_pd,
- ib_pd);
struct ehca_shca *shca = container_of(qp->device, struct ehca_shca,
ib_device);
struct ipz_adapter_handle adapter_handle = shca->ipz_hca_handle;
struct hcp_modify_qp_control_block *qpcb;
- u32 cur_pid = current->tgid;
int cnt, ret = 0;
u64 h_ret;
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(qp->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
-
if (qp_attr_mask & QP_ATTR_QUERY_NOT_SUPPORTED) {
ehca_err(qp->device, "Invalid attribute mask "
"ehca_qp=%p qp_num=%x qp_attr_mask=%x ",
@@ -1797,8 +1777,6 @@ int ehca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
{
struct ehca_qp *my_qp =
container_of(ibsrq, struct ehca_qp, ib_srq);
- struct ehca_pd *my_pd =
- container_of(ibsrq->pd, struct ehca_pd, ib_pd);
struct ehca_shca *shca =
container_of(ibsrq->pd->device, struct ehca_shca, ib_device);
struct hcp_modify_qp_control_block *mqpcb;
@@ -1806,14 +1784,6 @@ int ehca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
u64 h_ret;
int ret = 0;
- u32 cur_pid = current->tgid;
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(ibsrq->pd->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
-
mqpcb = ehca_alloc_fw_ctrlblock(GFP_KERNEL);
if (!mqpcb) {
ehca_err(ibsrq->device, "Could not get zeroed page for mqpcb "
@@ -1864,22 +1834,13 @@ modify_srq_exit0:
int ehca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr)
{
struct ehca_qp *my_qp = container_of(srq, struct ehca_qp, ib_srq);
- struct ehca_pd *my_pd = container_of(srq->pd, struct ehca_pd, ib_pd);
struct ehca_shca *shca = container_of(srq->device, struct ehca_shca,
ib_device);
struct ipz_adapter_handle adapter_handle = shca->ipz_hca_handle;
struct hcp_modify_qp_control_block *qpcb;
- u32 cur_pid = current->tgid;
int ret = 0;
u64 h_ret;
- if (my_pd->ib_pd.uobject && my_pd->ib_pd.uobject->context &&
- my_pd->ownpid != cur_pid) {
- ehca_err(srq->device, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
-
qpcb = ehca_alloc_fw_ctrlblock(GFP_KERNEL);
if (!qpcb) {
ehca_err(srq->device, "Out of memory for qpcb "
@@ -1919,7 +1880,6 @@ static int internal_destroy_qp(struct ib_device *dev, struct ehca_qp *my_qp,
struct ehca_pd *my_pd = container_of(my_qp->ib_qp.pd, struct ehca_pd,
ib_pd);
struct ehca_sport *sport = &shca->sport[my_qp->init_attr.port_num - 1];
- u32 cur_pid = current->tgid;
u32 qp_num = my_qp->real_qp_num;
int ret;
u64 h_ret;
@@ -1934,11 +1894,6 @@ static int internal_destroy_qp(struct ib_device *dev, struct ehca_qp *my_qp,
"user space qp_num=%x", qp_num);
return -EINVAL;
}
- if (my_pd->ownpid != cur_pid) {
- ehca_err(dev, "Invalid caller pid=%x ownpid=%x",
- cur_pid, my_pd->ownpid);
- return -EINVAL;
- }
}
if (my_qp->send_cq) {
diff --git a/drivers/infiniband/hw/ehca/ehca_reqs.c b/drivers/infiniband/hw/ehca/ehca_reqs.c
index 2ce8cffb8664..a20bbf466188 100644
--- a/drivers/infiniband/hw/ehca/ehca_reqs.c
+++ b/drivers/infiniband/hw/ehca/ehca_reqs.c
@@ -188,7 +188,7 @@ static inline int ehca_write_swqe(struct ehca_qp *qp,
if (send_wr->opcode == IB_WR_SEND_WITH_IMM ||
send_wr->opcode == IB_WR_RDMA_WRITE_WITH_IMM) {
/* this might not work as long as HW does not support it */
- wqe_p->immediate_data = be32_to_cpu(send_wr->imm_data);
+ wqe_p->immediate_data = be32_to_cpu(send_wr->ex.imm_data);
wqe_p->wr_flag |= WQE_WRFLAG_IMM_DATA_PRESENT;
}
diff --git a/drivers/infiniband/hw/ehca/ehca_tools.h b/drivers/infiniband/hw/ehca/ehca_tools.h
index 4a8346a2bc9e..ec950bf8c479 100644
--- a/drivers/infiniband/hw/ehca/ehca_tools.h
+++ b/drivers/infiniband/hw/ehca/ehca_tools.h
@@ -73,37 +73,37 @@ extern int ehca_debug_level;
if (unlikely(ehca_debug_level)) \
dev_printk(KERN_DEBUG, (ib_dev)->dma_device, \
"PU%04x EHCA_DBG:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, \
+ raw_smp_processor_id(), __func__, \
## arg); \
} while (0)
#define ehca_info(ib_dev, format, arg...) \
dev_info((ib_dev)->dma_device, "PU%04x EHCA_INFO:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, ## arg)
+ raw_smp_processor_id(), __func__, ## arg)
#define ehca_warn(ib_dev, format, arg...) \
dev_warn((ib_dev)->dma_device, "PU%04x EHCA_WARN:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, ## arg)
+ raw_smp_processor_id(), __func__, ## arg)
#define ehca_err(ib_dev, format, arg...) \
dev_err((ib_dev)->dma_device, "PU%04x EHCA_ERR:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, ## arg)
+ raw_smp_processor_id(), __func__, ## arg)
/* use this one only if no ib_dev available */
#define ehca_gen_dbg(format, arg...) \
do { \
if (unlikely(ehca_debug_level)) \
printk(KERN_DEBUG "PU%04x EHCA_DBG:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, ## arg); \
+ raw_smp_processor_id(), __func__, ## arg); \
} while (0)
#define ehca_gen_warn(format, arg...) \
printk(KERN_INFO "PU%04x EHCA_WARN:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, ## arg)
+ raw_smp_processor_id(), __func__, ## arg)
#define ehca_gen_err(format, arg...) \
printk(KERN_ERR "PU%04x EHCA_ERR:%s " format "\n", \
- raw_smp_processor_id(), __FUNCTION__, ## arg)
+ raw_smp_processor_id(), __func__, ## arg)
/**
* ehca_dmp - printk a memory block, whose length is n*8 bytes.
@@ -118,7 +118,7 @@ extern int ehca_debug_level;
for (x = 0; x < l; x += 16) { \
printk(KERN_INFO "EHCA_DMP:%s " format \
" adr=%p ofs=%04x %016lx %016lx\n", \
- __FUNCTION__, ##args, deb, x, \
+ __func__, ##args, deb, x, \
*((u64 *)&deb[0]), *((u64 *)&deb[8])); \
deb += 16; \
} \
diff --git a/drivers/infiniband/hw/ehca/ehca_uverbs.c b/drivers/infiniband/hw/ehca/ehca_uverbs.c
index 5234d6c15c49..1b07f2beafaf 100644
--- a/drivers/infiniband/hw/ehca/ehca_uverbs.c
+++ b/drivers/infiniband/hw/ehca/ehca_uverbs.c
@@ -40,8 +40,6 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include <asm/current.h>
-
#include "ehca_classes.h"
#include "ehca_iverbs.h"
#include "ehca_mrmw.h"
@@ -253,11 +251,9 @@ int ehca_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
u32 idr_handle = fileoffset & 0x1FFFFFF;
u32 q_type = (fileoffset >> 27) & 0x1; /* CQ, QP,... */
u32 rsrc_type = (fileoffset >> 25) & 0x3; /* sq,rq,cmnd_window */
- u32 cur_pid = current->tgid;
u32 ret;
struct ehca_cq *cq;
struct ehca_qp *qp;
- struct ehca_pd *pd;
struct ib_uobject *uobject;
switch (q_type) {
@@ -270,13 +266,6 @@ int ehca_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
if (!cq)
return -EINVAL;
- if (cq->ownpid != cur_pid) {
- ehca_err(cq->ib_cq.device,
- "Invalid caller pid=%x ownpid=%x",
- cur_pid, cq->ownpid);
- return -ENOMEM;
- }
-
if (!cq->ib_cq.uobject || cq->ib_cq.uobject->context != context)
return -EINVAL;
@@ -298,14 +287,6 @@ int ehca_mmap(struct ib_ucontext *context, struct vm_area_struct *vma)
if (!qp)
return -EINVAL;
- pd = container_of(qp->ib_qp.pd, struct ehca_pd, ib_pd);
- if (pd->ownpid != cur_pid) {
- ehca_err(qp->ib_qp.device,
- "Invalid caller pid=%x ownpid=%x",
- cur_pid, pd->ownpid);
- return -ENOMEM;
- }
-
uobject = IS_SRQ(qp) ? qp->ib_srq.uobject : qp->ib_qp.uobject;
if (!uobject || uobject->context != context)
return -EINVAL;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.