}
static int osc_page_cache_add(const struct lu_env *env,
- const struct cl_page_slice *slice,
- struct cl_io *unused)
+ const struct cl_page_slice *slice,
+ struct cl_io *io)
{
+ struct osc_io *oio = osc_env_io(env);
struct osc_page *opg = cl2osc_page(slice);
int result;
ENTRY;
LINVRNT(osc_page_protected(env, opg, CLM_WRITE, 0));
osc_page_transfer_get(opg, "transfer\0cache");
- result = osc_queue_async_io(env, opg);
+ result = osc_queue_async_io(env, io, opg);
if (result != 0)
osc_page_transfer_put(env, opg);
else
osc_page_transfer_add(env, opg, CRT_WRITE);
+
+ /* for sync write, kernel will wait for this page to be flushed before
+ * osc_io_end() is called, so release it earlier.
+ * for mkwrite(), it's known there is no further pages. */
+ if (cl_io_is_sync_write(io) || cl_io_is_mkwrite(io)) {
+ if (oio->oi_active != NULL) {
+ osc_extent_release(env, oio->oi_active);
+ oio->oi_active = NULL;
+ }
+ }
+
RETURN(result);
}
struct client_obd *cli = &osc_export(obj)->exp_obd->u.cli;
return (*printer)(env, cookie, LUSTRE_OSC_NAME"-page@%p: "
- "1< %#x %d %u %s %s %s > "
+ "1< %#x %d %u %s %s > "
"2< "LPU64" %u %u %#x %#x | %p %p %p > "
- "3< %s %p %d %lu %d > "
- "4< %d %d %d %lu %s | %s %s %s %s > "
- "5< %s %s %s %s | %d %s %s | %d %s %s>\n",
+ "3< %s %p %d %lu %d > "
+ "4< %d %d %d %lu %s | %s %s %s %s > "
+ "5< %s %s %s %s | %d %s | %d %s %s>\n",
opg,
/* 1 */
oap->oap_magic, oap->oap_cmd,
oap->oap_interrupted,
osc_list(&oap->oap_pending_item),
- osc_list(&oap->oap_urgent_item),
osc_list(&oap->oap_rpc_item),
/* 2 */
oap->oap_obj_off, oap->oap_page_off, oap->oap_count,
osc_list(&obj->oo_hp_ready_item),
osc_list(&obj->oo_write_item),
osc_list(&obj->oo_read_item),
- obj->oo_read_pages.oop_num_pending,
- osc_list(&obj->oo_read_pages.oop_pending),
- osc_list(&obj->oo_read_pages.oop_urgent),
- obj->oo_write_pages.oop_num_pending,
- osc_list(&obj->oo_write_pages.oop_pending),
- osc_list(&obj->oo_write_pages.oop_urgent));
+ cfs_atomic_read(&obj->oo_nr_reads),
+ osc_list(&obj->oo_reading_exts),
+ cfs_atomic_read(&obj->oo_nr_writes),
+ osc_list(&obj->oo_hp_exts),
+ osc_list(&obj->oo_urgent_exts));
}
static void osc_page_delete(const struct lu_env *env,
ENTRY;
CDEBUG(D_TRACE, "%p\n", opg);
osc_page_transfer_put(env, opg);
- rc = osc_teardown_async_page(obj, opg);
+ rc = osc_teardown_async_page(env, obj, opg);
if (rc) {
CL_PAGE_DEBUG(D_ERROR, env, cl_page_top(slice->cpl_page),
"Trying to teardown failed: %d\n", rc);
static int osc_page_cancel(const struct lu_env *env,
const struct cl_page_slice *slice)
{
- struct osc_page *opg = cl2osc_page(slice);
- struct osc_async_page *oap = &opg->ops_oap;
+ struct osc_page *opg = cl2osc_page(slice);
int rc = 0;
LINVRNT(osc_page_protected(env, opg, CLM_READ, 0));
- client_obd_list_lock(&oap->oap_cli->cl_loi_list_lock);
/* Check if the transferring against this page
* is completed, or not even queued. */
if (opg->ops_transfer_pinned)
/* FIXME: may not be interrupted.. */
rc = osc_cancel_async_page(env, opg);
LASSERT(ergo(rc == 0, opg->ops_transfer_pinned == 0));
- client_obd_list_unlock(&oap->oap_cli->cl_loi_list_lock);
return rc;
}
+static int osc_page_flush(const struct lu_env *env,
+ const struct cl_page_slice *slice,
+ struct cl_io *io)
+{
+ struct osc_page *opg = cl2osc_page(slice);
+ int rc = 0;
+ ENTRY;
+ rc = osc_flush_async_page(env, io, opg);
+ RETURN(rc);
+}
+
static const struct cl_page_operations osc_page_ops = {
.cpo_fini = osc_page_fini,
.cpo_print = osc_page_print,
}
},
.cpo_clip = osc_page_clip,
- .cpo_cancel = osc_page_cancel
+ .cpo_cancel = osc_page_cancel,
+ .cpo_flush = osc_page_flush
};
struct cl_page *osc_page_init(const struct lu_env *env,
* Helper function called by osc_io_submit() for every page in an immediate
* transfer (i.e., transferred synchronously).
*/
-void osc_io_submit_page(const struct lu_env *env,
- struct osc_io *oio, struct osc_page *opg,
- enum cl_req_type crt)
+void osc_page_submit(const struct lu_env *env, struct osc_page *opg,
+ enum cl_req_type crt, int brw_flags)
{
- LINVRNT(osc_page_protected(env, opg,
- crt == CRT_WRITE ? CLM_WRITE : CLM_READ, 1));
-
- osc_queue_sync_page(env, opg,
- crt == CRT_WRITE ? OBD_BRW_WRITE : OBD_BRW_READ,
- osc_io_srvlock(oio) ? OBD_BRW_SRVLOCK : 0);
-
- osc_page_transfer_get(opg, "transfer\0imm");
- osc_page_transfer_add(env, opg, crt);
+ struct osc_async_page *oap = &opg->ops_oap;
+ struct osc_object *obj = oap->oap_obj;
+
+ LINVRNT(osc_page_protected(env, opg,
+ crt == CRT_WRITE ? CLM_WRITE : CLM_READ, 1));
+
+ LASSERTF(oap->oap_magic == OAP_MAGIC, "Bad oap magic: oap %p, "
+ "magic 0x%x\n", oap, oap->oap_magic);
+ LASSERT(oap->oap_async_flags & ASYNC_READY);
+ LASSERT(oap->oap_async_flags & ASYNC_COUNT_STABLE);
+
+ oap->oap_cmd = crt == CRT_WRITE ? OBD_BRW_WRITE : OBD_BRW_READ;
+ oap->oap_page_off = opg->ops_from;
+ oap->oap_count = opg->ops_to - opg->ops_from;
+ oap->oap_brw_flags = OBD_BRW_SYNC | brw_flags;
+
+ if (!client_is_remote(osc_export(obj)) &&
+ cfs_capable(CFS_CAP_SYS_RESOURCE)) {
+ oap->oap_brw_flags |= OBD_BRW_NOQUOTA;
+ oap->oap_cmd |= OBD_BRW_NOQUOTA;
+ }
+
+ opg->ops_submit_time = cfs_time_current();
+ osc_page_transfer_get(opg, "transfer\0imm");
+ osc_page_transfer_add(env, opg, crt);
}
/** @} osc */