* Author: Nikita Danilov <nikita.danilov@sun.com>
*/
-/** \addtogroup osc osc @{ */
-
#define DEBUG_SUBSYSTEM S_OSC
#include "osc_cl_internal.h"
+/** \addtogroup osc
+ * @{
+ */
+
/*
* Comment out osc_page_protected because it may sleep inside the
* the client_obd_list_lock.
{
struct osc_page *opg = cl2osc_page(slice);
struct osc_object *obj = cl2osc(opg->ops_cl.cpl_obj);
- struct osc_io *oio = osc_env_io(env);
int result;
int brw_flags;
int noquota = 0;
ENTRY;
/* Set the OBD_BRW_SRVLOCK before the page is queued. */
- brw_flags = osc_io_srvlock(oio) ? OBD_BRW_SRVLOCK : 0;
+ brw_flags = opg->ops_srvlock ? OBD_BRW_SRVLOCK : 0;
if (!client_is_remote(osc_export(obj)) &&
cfs_capable(CFS_CAP_SYS_RESOURCE)) {
brw_flags |= OBD_BRW_NOQUOTA;
return list_empty(head) ? "-" : "+";
}
+static inline cfs_time_t osc_submit_duration(struct osc_page *opg)
+{
+ if (opg->ops_submit_time == 0)
+ return 0;
+
+ return (cfs_time_current() - opg->ops_submit_time);
+}
+
static int osc_page_print(const struct lu_env *env,
const struct cl_page_slice *slice,
void *cookie, lu_printer_t printer)
{
struct osc_page *opg = cl2osc_page(slice);
struct osc_async_page *oap = &opg->ops_oap;
+ struct osc_object *obj = cl2osc(slice->cpl_obj);
+ struct client_obd *cli = &osc_export(obj)->exp_obd->u.cli;
+ struct lov_oinfo *loi = obj->oo_oinfo;
return (*printer)(env, cookie, LUSTRE_OSC_NAME"-page@%p: "
- "< %#x %d %u %s %s %s >"
- "< %llu %u %#x %#x %p %p %p %p %p >"
- "< %s %p %d >\n",
+ "1< %#x %d %u %s %s %s > "
+ "2< %llu %u %#x %#x | %p %p %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",
opg,
/* 1 */
oap->oap_magic, oap->oap_cmd,
oap->oap_caller_data,
/* 3 */
osc_list(&opg->ops_inflight),
- opg->ops_submitter, opg->ops_transfer_pinned);
+ opg->ops_submitter, opg->ops_transfer_pinned,
+ osc_submit_duration(opg), opg->ops_srvlock,
+ /* 4 */
+ cli->cl_r_in_flight, cli->cl_w_in_flight,
+ cli->cl_max_rpcs_in_flight,
+ cli->cl_avail_grant,
+ osc_list(&cli->cl_cache_waiters),
+ osc_list(&cli->cl_loi_ready_list),
+ osc_list(&cli->cl_loi_hp_ready_list),
+ osc_list(&cli->cl_loi_write_list),
+ osc_list(&cli->cl_loi_read_list),
+ /* 5 */
+ osc_list(&loi->loi_ready_item),
+ osc_list(&loi->loi_hp_ready_item),
+ osc_list(&loi->loi_write_item),
+ osc_list(&loi->loi_read_item),
+ loi->loi_read_lop.lop_num_pending,
+ osc_list(&loi->loi_read_lop.lop_pending),
+ osc_list(&loi->loi_read_lop.lop_urgent),
+ loi->loi_write_lop.lop_num_pending,
+ osc_list(&loi->loi_write_lop.lop_pending),
+ osc_list(&loi->loi_write_lop.lop_urgent));
}
static void osc_page_delete(const struct lu_env *env,
opg->ops_from = from;
opg->ops_to = to;
+ spin_lock(&oap->oap_lock);
oap->oap_async_flags |= ASYNC_COUNT_STABLE;
+ spin_unlock(&oap->oap_lock);
}
static int osc_page_cancel(const struct lu_env *env,
ENTRY;
result = cl_page_make_ready(env, page, CRT_WRITE);
+ if (result == 0)
+ opg->ops_submit_time = cfs_time_current();
RETURN(result);
}
LASSERT(page->cp_req == NULL);
/* As the transfer for this page is being done, clear the flags */
+ spin_lock(&oap->oap_lock);
oap->oap_async_flags = 0;
+ spin_unlock(&oap->oap_lock);
crt = cmd == OBD_BRW_READ ? CRT_READ : CRT_WRITE;
/* Clear opg->ops_transfer_pinned before VM lock is released. */
list_del_init(&opg->ops_inflight);
spin_unlock(&obj->oo_seatbelt);
+ opg->ops_submit_time = 0;
+
cl_page_completion(env, page, crt, rc);
/* statistic */
cl_offset(obj, page->cp_index),
&osc_async_page_ops,
opg, (void **)&oap, 1, NULL);
- if (result == 0)
+ if (result == 0) {
+ struct osc_io *oio = osc_env_io(env);
+ opg->ops_srvlock = osc_io_srvlock(oio);
cl_page_slice_add(page, &opg->ops_cl, obj,
&osc_page_ops);
+ }
/*
* Cannot assert osc_page_protected() here as read-ahead
* creates temporary pages outside of a lock.
{
struct osc_async_page *oap = &opg->ops_oap;
struct client_obd *cli = oap->oap_cli;
+ int flags = 0;
LINVRNT(osc_page_protected(env, opg,
crt == CRT_WRITE ? CLM_WRITE : CLM_READ, 1));
oap->oap_cmd |= OBD_BRW_NOQUOTA;
}
- oap->oap_async_flags |= OSC_FLAGS;
if (oap->oap_cmd & OBD_BRW_READ)
- oap->oap_async_flags |= ASYNC_COUNT_STABLE;
+ flags = ASYNC_COUNT_STABLE;
else if (!(oap->oap_brw_page.flag & OBD_BRW_FROM_GRANT))
osc_enter_cache_try(env, cli, oap->oap_loi, oap, 1);
+ spin_lock(&oap->oap_lock);
+ oap->oap_async_flags |= OSC_FLAGS | flags;
+ spin_unlock(&oap->oap_lock);
+
osc_oap_to_pending(oap);
osc_page_transfer_get(opg, "transfer\0imm");
osc_page_transfer_add(env, opg, crt);
git://git.whamcloud.com / fs / lustre-release.git / blobdiff