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DLPX-44812 integrate EP-220 large memory scalability

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This commit is contained in:
David Quigley
2016-07-22 11:52:49 -04:00
committed by Brian Behlendorf
parent 616fa7c02b
commit a6255b7fce
49 changed files with 2625 additions and 798 deletions
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module/zfs/dbuf.c
+6 -1
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@@ -46,6 +46,7 @@
#include <sys/range_tree.h>
#include <sys/trace_dbuf.h>
#include <sys/callb.h>
#include <sys/abd.h>
struct dbuf_hold_impl_data {
/* Function arguments */
@@ -3709,6 +3710,9 @@ dbuf_write_override_done(zio_t *zio)
mutex_exit(&db->db_mtx);
dbuf_write_done(zio, NULL, db);
if (zio->io_abd != NULL)
abd_put(zio->io_abd);
}
/* Issue I/O to commit a dirty buffer to disk. */
@@ -3801,7 +3805,8 @@ dbuf_write(dbuf_dirty_record_t *dr, arc_buf_t *data, dmu_tx_t *tx)
* The BP for this block has been provided by open context
* (by dmu_sync() or dmu_buf_write_embedded()).
*/
void *contents = (data != NULL) ? data->b_data : NULL;
abd_t *contents = (data != NULL) ?
abd_get_from_buf(data->b_data, arc_buf_size(data)) : NULL;
dr->dr_zio = zio_write(zio, os->os_spa, txg,
&dr->dr_bp_copy, contents, db->db.db_size, db->db.db_size,