*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2015, Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
module_param(brw_inject_errors, int, 0644);
MODULE_PARM_DESC(brw_inject_errors, "# data errors to inject randomly, zero by default");
+#define BRW_POISON 0xbeefbeefbeefbeefULL
+#define BRW_MAGIC 0xeeb0eeb1eeb2eeb3ULL
+#define BRW_MSIZE sizeof(__u64)
+
static void
-brw_client_fini (sfw_test_instance_t *tsi)
+brw_client_fini(struct sfw_test_instance *tsi)
{
- srpc_bulk_t *bulk;
- sfw_test_unit_t *tsu;
+ struct srpc_bulk *bulk;
+ struct sfw_test_unit *tsu;
LASSERT(tsi->tsi_is_client);
}
static int
-brw_client_init (sfw_test_instance_t *tsi)
+brw_client_init(struct sfw_test_instance *tsi)
{
- sfw_session_t *sn = tsi->tsi_batch->bat_session;
+ struct sfw_session *sn = tsi->tsi_batch->bat_session;
int flags;
+ int off;
int npg;
int len;
int opc;
- srpc_bulk_t *bulk;
- sfw_test_unit_t *tsu;
+ struct srpc_bulk *bulk;
+ struct sfw_test_unit *tsu;
LASSERT(sn != NULL);
LASSERT(tsi->tsi_is_client);
if ((sn->sn_features & LST_FEAT_BULK_LEN) == 0) {
- test_bulk_req_t *breq = &tsi->tsi_u.bulk_v0;
+ struct test_bulk_req *breq = &tsi->tsi_u.bulk_v0;
opc = breq->blk_opc;
flags = breq->blk_flags;
npg = breq->blk_npg;
/* NB: this is not going to work for variable page size,
* but we have to keep it for compatibility */
- len = npg * PAGE_CACHE_SIZE;
+ len = npg * PAGE_SIZE;
+ off = 0;
} else {
- test_bulk_req_v1_t *breq = &tsi->tsi_u.bulk_v1;
+ struct test_bulk_req_v1 *breq = &tsi->tsi_u.bulk_v1;
/* I should never get this step if it's unknown feature
* because make_session will reject unknown feature */
opc = breq->blk_opc;
flags = breq->blk_flags;
len = breq->blk_len;
- npg = (len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
+ off = breq->blk_offset & ~PAGE_MASK;
+ npg = (off + len + PAGE_SIZE - 1) >> PAGE_SHIFT;
}
+ if (off % BRW_MSIZE != 0)
+ return -EINVAL;
+
if (npg > LNET_MAX_IOV || npg <= 0)
return -EINVAL;
return -EINVAL;
list_for_each_entry(tsu, &tsi->tsi_units, tsu_list) {
- bulk = srpc_alloc_bulk(lnet_cpt_of_nid(tsu->tsu_dest.nid),
- npg, len, opc == LST_BRW_READ);
+ bulk = srpc_alloc_bulk(lnet_cpt_of_nid(tsu->tsu_dest.nid, NULL),
+ off, npg, len, opc == LST_BRW_READ);
if (bulk == NULL) {
brw_client_fini(tsi);
return -ENOMEM;
static int brw_inject_one_error(void)
{
- struct timeval tv;
+ struct timespec64 ts;
if (brw_inject_errors <= 0) return 0;
- do_gettimeofday(&tv);
+ ktime_get_ts64(&ts);
- if ((tv.tv_usec & 1) == 0) return 0;
+ if (((ts.tv_nsec / NSEC_PER_USEC) & 1) == 0)
+ return 0;
return brw_inject_errors--;
}
static void
-brw_fill_page(struct page *pg, int pattern, __u64 magic)
+brw_fill_page(struct page *pg, int off, int len, int pattern, __u64 magic)
{
- char *addr = page_address(pg);
- int i;
-
- LASSERT (addr != NULL);
+ char *addr = page_address(pg) + off;
+ int i;
- if (pattern == LST_BRW_CHECK_NONE) return;
+ LASSERT(addr != NULL);
+ LASSERT(off % BRW_MSIZE == 0 && len % BRW_MSIZE == 0);
- if (magic == BRW_MAGIC)
- magic += brw_inject_one_error();
+ if (pattern == LST_BRW_CHECK_NONE)
+ return;
- if (pattern == LST_BRW_CHECK_SIMPLE) {
- memcpy(addr, &magic, BRW_MSIZE);
- addr += PAGE_CACHE_SIZE - BRW_MSIZE;
- memcpy(addr, &magic, BRW_MSIZE);
- return;
- }
+ if (magic == BRW_MAGIC)
+ magic += brw_inject_one_error();
- if (pattern == LST_BRW_CHECK_FULL) {
- for (i = 0; i < PAGE_CACHE_SIZE / BRW_MSIZE; i++)
- memcpy(addr + i * BRW_MSIZE, &magic, BRW_MSIZE);
- return;
- }
+ if (pattern == LST_BRW_CHECK_SIMPLE) {
+ memcpy(addr, &magic, BRW_MSIZE);
+ if (len > BRW_MSIZE) {
+ addr += len - BRW_MSIZE;
+ memcpy(addr, &magic, BRW_MSIZE);
+ }
+ return;
+ }
- LBUG ();
- return;
+ if (pattern == LST_BRW_CHECK_FULL) {
+ for (i = 0; i < len; i += BRW_MSIZE)
+ memcpy(addr + i, &magic, BRW_MSIZE);
+ return;
+ }
+ LBUG();
}
static int
-brw_check_page(struct page *pg, int pattern, __u64 magic)
+brw_check_page(struct page *pg, int off, int len, int pattern, __u64 magic)
{
- char *addr = page_address(pg);
- __u64 data = 0; /* make compiler happy */
- int i;
-
- LASSERT (addr != NULL);
-
- if (pattern == LST_BRW_CHECK_NONE)
- return 0;
+ char *addr = page_address(pg) + off;
+ __u64 data = 0; /* make compiler happy */
+ int i;
- if (pattern == LST_BRW_CHECK_SIMPLE) {
- data = *((__u64 *) addr);
- if (data != magic) goto bad_data;
+ LASSERT(addr != NULL);
+ LASSERT(off % BRW_MSIZE == 0 && len % BRW_MSIZE == 0);
- addr += PAGE_CACHE_SIZE - BRW_MSIZE;
- data = *((__u64 *) addr);
- if (data != magic) goto bad_data;
+ if (pattern == LST_BRW_CHECK_NONE)
+ return 0;
- return 0;
- }
+ if (pattern == LST_BRW_CHECK_SIMPLE) {
+ data = *((__u64 *) addr);
+ if (data != magic)
+ goto bad_data;
- if (pattern == LST_BRW_CHECK_FULL) {
- for (i = 0; i < PAGE_CACHE_SIZE / BRW_MSIZE; i++) {
- data = *(((__u64 *) addr) + i);
- if (data != magic) goto bad_data;
- }
+ if (len > BRW_MSIZE) {
+ addr += len - BRW_MSIZE;
+ data = *((__u64 *) addr);
+ if (data != magic)
+ goto bad_data;
+ }
+ return 0;
+ }
- return 0;
- }
+ if (pattern == LST_BRW_CHECK_FULL) {
+ for (i = 0; i < len; i += BRW_MSIZE) {
+ data = *(__u64 *)(addr + i);
+ if (data != magic)
+ goto bad_data;
+ }
+ return 0;
+ }
- LBUG ();
+ LBUG();
bad_data:
- CERROR ("Bad data in page %p: "LPX64", "LPX64" expected\n",
- pg, data, magic);
- return 1;
+ CERROR ("Bad data in page %p: %#llx, %#llx expected\n",
+ pg, data, magic);
+ return 1;
}
static void
-brw_fill_bulk(srpc_bulk_t *bk, int pattern, __u64 magic)
+brw_fill_bulk(struct srpc_bulk *bk, int pattern, __u64 magic)
{
- int i;
+ int i;
struct page *pg;
- for (i = 0; i < bk->bk_niov; i++) {
- pg = bk->bk_iovs[i].kiov_page;
- brw_fill_page(pg, pattern, magic);
- }
+ for (i = 0; i < bk->bk_niov; i++) {
+ int off;
+ int len;
+
+ pg = bk->bk_iovs[i].kiov_page;
+ off = bk->bk_iovs[i].kiov_offset;
+ len = bk->bk_iovs[i].kiov_len;
+ brw_fill_page(pg, off, len, pattern, magic);
+ }
}
static int
-brw_check_bulk(srpc_bulk_t *bk, int pattern, __u64 magic)
+brw_check_bulk(struct srpc_bulk *bk, int pattern, __u64 magic)
{
- int i;
+ int i;
struct page *pg;
- for (i = 0; i < bk->bk_niov; i++) {
- pg = bk->bk_iovs[i].kiov_page;
- if (brw_check_page(pg, pattern, magic) != 0) {
- CERROR ("Bulk page %p (%d/%d) is corrupted!\n",
- pg, i, bk->bk_niov);
- return 1;
- }
- }
+ for (i = 0; i < bk->bk_niov; i++) {
+ int off;
+ int len;
+
+ pg = bk->bk_iovs[i].kiov_page;
+ off = bk->bk_iovs[i].kiov_offset;
+ len = bk->bk_iovs[i].kiov_len;
+ if (brw_check_page(pg, off, len, pattern, magic) != 0) {
+ CERROR("Bulk page %p (%d/%d) is corrupted!\n",
+ pg, i, bk->bk_niov);
+ return 1;
+ }
+ }
- return 0;
+ return 0;
}
static int
-brw_client_prep_rpc (sfw_test_unit_t *tsu,
- lnet_process_id_t dest, srpc_client_rpc_t **rpcpp)
+brw_client_prep_rpc(struct sfw_test_unit *tsu, struct lnet_process_id dest,
+ struct srpc_client_rpc **rpcpp)
{
- srpc_bulk_t *bulk = tsu->tsu_private;
- sfw_test_instance_t *tsi = tsu->tsu_instance;
- sfw_session_t *sn = tsi->tsi_batch->bat_session;
- srpc_client_rpc_t *rpc;
- srpc_brw_reqst_t *req;
- int flags;
- int npg;
- int len;
- int opc;
- int rc;
+ struct srpc_bulk *bulk = tsu->tsu_private;
+ struct sfw_test_instance *tsi = tsu->tsu_instance;
+ struct sfw_session *sn = tsi->tsi_batch->bat_session;
+ struct srpc_client_rpc *rpc;
+ struct srpc_brw_reqst *req;
+ int flags;
+ int npg;
+ int len;
+ int opc;
+ int rc;
LASSERT(sn != NULL);
LASSERT(bulk != NULL);
if ((sn->sn_features & LST_FEAT_BULK_LEN) == 0) {
- test_bulk_req_t *breq = &tsi->tsi_u.bulk_v0;
+ struct test_bulk_req *breq = &tsi->tsi_u.bulk_v0;
opc = breq->blk_opc;
flags = breq->blk_flags;
npg = breq->blk_npg;
- len = npg * PAGE_CACHE_SIZE;
+ len = npg * PAGE_SIZE;
} else {
- test_bulk_req_v1_t *breq = &tsi->tsi_u.bulk_v1;
+ struct test_bulk_req_v1 *breq = &tsi->tsi_u.bulk_v1;
+ int off;
/* I should never get this step if it's unknown feature
* because make_session will reject unknown feature */
opc = breq->blk_opc;
flags = breq->blk_flags;
len = breq->blk_len;
- npg = (len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
+ off = breq->blk_offset;
+ npg = (off + len + PAGE_SIZE - 1) >> PAGE_SHIFT;
}
rc = sfw_create_test_rpc(tsu, dest, sn->sn_features, npg, len, &rpc);
if (rc != 0)
return rc;
- memcpy(&rpc->crpc_bulk, bulk, offsetof(srpc_bulk_t, bk_iovs[npg]));
+ memcpy(&rpc->crpc_bulk, bulk, offsetof(struct srpc_bulk, bk_iovs[npg]));
if (opc == LST_BRW_WRITE)
brw_fill_bulk(&rpc->crpc_bulk, flags, BRW_MAGIC);
else
}
static void
-brw_client_done_rpc(sfw_test_unit_t *tsu, srpc_client_rpc_t *rpc)
+brw_client_done_rpc(struct sfw_test_unit *tsu, struct srpc_client_rpc *rpc)
{
- __u64 magic = BRW_MAGIC;
- sfw_test_instance_t *tsi = tsu->tsu_instance;
- sfw_session_t *sn = tsi->tsi_batch->bat_session;
- srpc_msg_t *msg = &rpc->crpc_replymsg;
- srpc_brw_reply_t *reply = &msg->msg_body.brw_reply;
- srpc_brw_reqst_t *reqst = &rpc->crpc_reqstmsg.msg_body.brw_reqst;
+ __u64 magic = BRW_MAGIC;
+ struct sfw_test_instance *tsi = tsu->tsu_instance;
+ struct sfw_session *sn = tsi->tsi_batch->bat_session;
+ struct srpc_msg *msg = &rpc->crpc_replymsg;
+ struct srpc_brw_reply *reply = &msg->msg_body.brw_reply;
+ struct srpc_brw_reqst *reqst = &rpc->crpc_reqstmsg.msg_body.brw_reqst;
LASSERT(sn != NULL);
atomic_inc(&sn->sn_brw_errors);
rpc->crpc_status = -EBADMSG;
}
-
- return;
}
static void
-brw_server_rpc_done(srpc_server_rpc_t *rpc)
+brw_server_rpc_done(struct srpc_server_rpc *rpc)
{
- srpc_bulk_t *blk = rpc->srpc_bulk;
+ struct srpc_bulk *blk = rpc->srpc_bulk;
if (blk == NULL)
return;
}
static int
-brw_bulk_ready(srpc_server_rpc_t *rpc, int status)
+brw_bulk_ready(struct srpc_server_rpc *rpc, int status)
{
- __u64 magic = BRW_MAGIC;
- srpc_brw_reply_t *reply = &rpc->srpc_replymsg.msg_body.brw_reply;
- srpc_brw_reqst_t *reqst;
- srpc_msg_t *reqstmsg;
+ __u64 magic = BRW_MAGIC;
+ struct srpc_brw_reply *reply = &rpc->srpc_replymsg.msg_body.brw_reply;
+ struct srpc_brw_reqst *reqst;
+ struct srpc_msg *reqstmsg;
LASSERT (rpc->srpc_bulk != NULL);
LASSERT (rpc->srpc_reqstbuf != NULL);
static int
brw_server_handle(struct srpc_server_rpc *rpc)
{
- struct srpc_service *sv = rpc->srpc_scd->scd_svc;
- srpc_msg_t *replymsg = &rpc->srpc_replymsg;
- srpc_msg_t *reqstmsg = &rpc->srpc_reqstbuf->buf_msg;
- srpc_brw_reply_t *reply = &replymsg->msg_body.brw_reply;
- srpc_brw_reqst_t *reqst = &reqstmsg->msg_body.brw_reqst;
- int npg;
- int rc;
+ struct srpc_service *sv = rpc->srpc_scd->scd_svc;
+ struct srpc_msg *replymsg = &rpc->srpc_replymsg;
+ struct srpc_msg *reqstmsg = &rpc->srpc_reqstbuf->buf_msg;
+ struct srpc_brw_reply *reply = &replymsg->msg_body.brw_reply;
+ struct srpc_brw_reqst *reqst = &reqstmsg->msg_body.brw_reqst;
+ int npg;
+ int rc;
LASSERT (sv->sv_id == SRPC_SERVICE_BRW);
reply->brw_status = EINVAL;
return 0;
}
- npg = reqst->brw_len >> PAGE_CACHE_SHIFT;
+ npg = reqst->brw_len >> PAGE_SHIFT;
} else {
- npg = (reqst->brw_len + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
+ npg = (reqst->brw_len + PAGE_SIZE - 1) >> PAGE_SHIFT;
}
replymsg->msg_ses_feats = reqstmsg->msg_ses_feats;
return 0;
}
-sfw_test_client_ops_t brw_test_client;
+struct sfw_test_client_ops brw_test_client;
+
void brw_init_test_client(void)
{
brw_test_client.tso_init = brw_client_init;
brw_test_client.tso_done_rpc = brw_client_done_rpc;
};
-srpc_service_t brw_test_service;
+struct srpc_service brw_test_service;
+
void brw_init_test_service(void)
{
-
brw_test_service.sv_id = SRPC_SERVICE_BRW;
brw_test_service.sv_name = "brw_test";
brw_test_service.sv_handler = brw_server_handle;