EXPORT_SYMBOL(osc_prep_async_page);
int osc_queue_async_io(const struct lu_env *env, struct cl_io *io,
- struct osc_page *ops)
+ struct osc_page *ops, cl_commit_cbt cb)
{
struct osc_io *oio = osc_env_io(env);
struct osc_extent *ext = NULL;
struct osc_async_page *oap = &ops->ops_oap;
struct client_obd *cli = oap->oap_cli;
struct osc_object *osc = oap->oap_obj;
+ struct pagevec *pvec = &osc_env_info(env)->oti_pagevec;
pgoff_t index;
unsigned int tmp;
unsigned int grants = 0;
rc = 0;
if (grants == 0) {
- /* we haven't allocated grant for this page. */
+ /* We haven't allocated grant for this page, and we
+ * must not hold a page lock while we do enter_cache,
+ * so we must mark dirty & unlock any pages in the
+ * write commit pagevec. */
+ if (pagevec_count(pvec)) {
+ cb(env, io, pvec);
+ pagevec_reinit(pvec);
+ }
rc = osc_enter_cache(env, cli, oap, tmp);
if (rc == 0)
grants = tmp;