Log pool suspension warnings to the console

[zfs.git] / module / zfs / zio.c

diff --git a/module/zfs/zio.c b/module/zfs/zio.c
index e93b773..1acb801 100644 (file)
--- a/module/zfs/zio.c
+++ b/module/zfs/zio.c
@@ -789,6 +789,8 @@ zio_free_sync(zio_t *pio, spa_t *spa, uint64_t txg, const blkptr_t *bp,
        ASSERT(spa_syncing_txg(spa) == txg);
        ASSERT(spa_sync_pass(spa) < zfs_sync_pass_deferred_free);
 
+       arc_freed(spa, bp);
+
        zio = zio_create(pio, spa, txg, bp, NULL, BP_GET_PSIZE(bp),
            NULL, NULL, ZIO_TYPE_FREE, ZIO_PRIORITY_FREE, flags,
            NULL, 0, NULL, ZIO_STAGE_OPEN, ZIO_FREE_PIPELINE);
@@ -1246,7 +1248,7 @@ zio_interrupt(zio_t *zio)
  * vdev-level caching or aggregation; (5) the I/O is deferred
  * due to vdev-level queueing; (6) the I/O is handed off to
  * another thread.  In all cases, the pipeline stops whenever
- * there's no CPU work; it never burns a thread in cv_wait().
+ * there's no CPU work; it never burns a thread in cv_wait_io().
  *
  * There's no locking on io_stage because there's no legitimate way
  * for multiple threads to be attempting to process the same I/O.
@@ -1446,6 +1448,9 @@ zio_suspend(spa_t *spa, zio_t *zio)
                    "failure and the failure mode property for this pool "
                    "is set to panic.", spa_name(spa));
 
+       cmn_err(CE_WARN, "Pool '%s' has encountered an uncorrectable I/O "
+           "failure and has been suspended.\n", spa_name(spa));
+
        zfs_ereport_post(FM_EREPORT_ZFS_IO_FAILURE, spa, NULL, NULL, 0, 0);
 
        mutex_enter(&spa->spa_suspend_lock);
@@ -2049,7 +2054,7 @@ zio_ddt_collision(zio_t *zio, ddt_t *ddt, ddt_entry_t *dde)
 
                        ddt_exit(ddt);
 
-                       error = arc_read_nolock(NULL, spa, &blk,
+                       error = arc_read(NULL, spa, &blk,
                            arc_getbuf_func, &abuf, ZIO_PRIORITY_SYNC_READ,
                            ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE,
                            &aflags, &zio->io_bookmark);
@@ -3234,4 +3239,16 @@ MODULE_PARM_DESC(zio_delay_max, "Max zio millisec delay before posting event");
 
 module_param(zio_requeue_io_start_cut_in_line, int, 0644);
 MODULE_PARM_DESC(zio_requeue_io_start_cut_in_line, "Prioritize requeued I/O");
+
+module_param(zfs_sync_pass_deferred_free, int, 0644);
+MODULE_PARM_DESC(zfs_sync_pass_deferred_free,
+    "defer frees starting in this pass");
+
+module_param(zfs_sync_pass_dont_compress, int, 0644);
+MODULE_PARM_DESC(zfs_sync_pass_dont_compress,
+    "don't compress starting in this pass");
+
+module_param(zfs_sync_pass_rewrite, int, 0644);
+MODULE_PARM_DESC(zfs_sync_pass_rewrite,
+    "rewrite new bps starting in this pass");
 #endif