X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Fdsl_scan.c;h=c2386dd674cd33be7ddf4c92be06477ded0e3b09;hb=8780c53961e668211682d40ad36946294c3145d8;hp=07e3dec1ecece5dc0f2c06b68b8dd212d41e331c;hpb=10be533e3344f523e1b8d6ab4f0658897a95ac02;p=zfs.git

diff --git a/module/zfs/dsl_scan.c b/module/zfs/dsl_scan.c
index 07e3dec..c2386dd 100644
--- a/module/zfs/dsl_scan.c
+++ b/module/zfs/dsl_scan.c
@@ -71,8 +71,6 @@ int dsl_scan_delay_completion = B_FALSE; /* set to delay scan completion */
 	((scn)->scn_phys.scn_func == POOL_SCAN_SCRUB || \
 	(scn)->scn_phys.scn_func == POOL_SCAN_RESILVER)
 
-extern int zfs_txg_timeout;
-
 /* the order has to match pool_scan_type */
 static scan_cb_t *scan_funcs[POOL_SCAN_FUNCS] = {
 	NULL,
@@ -212,7 +210,7 @@ dsl_scan_setup_sync(void *arg1, void *arg2, dmu_tx_t *tx)
 
 	if (dp->dp_blkstats == NULL) {
 		dp->dp_blkstats = kmem_alloc(sizeof (zfs_all_blkstats_t),
-		    KM_SLEEP | KM_NODEBUG);
+		    KM_PUSHPAGE | KM_NODEBUG);
 	}
 	bzero(dp->dp_blkstats, sizeof (zfs_all_blkstats_t));
 
@@ -793,7 +791,7 @@ dsl_scan_visitbp(blkptr_t *bp, const zbookmark_t *zb,
 	arc_buf_t *buf = NULL;
 	blkptr_t *bp_toread;
 
-	bp_toread = kmem_alloc(sizeof (blkptr_t), KM_SLEEP);
+	bp_toread = kmem_alloc(sizeof (blkptr_t), KM_PUSHPAGE);
 	*bp_toread = *bp;
 
 	/* ASSERT(pbuf == NULL || arc_released(pbuf)); */
@@ -1110,7 +1108,7 @@ dsl_scan_visitds(dsl_scan_t *scn, uint64_t dsobj, dmu_tx_t *tx)
 	dmu_buf_will_dirty(ds->ds_dbuf, tx);
 	dsl_scan_visit_rootbp(scn, ds, &ds->ds_phys->ds_bp, tx);
 
-	dsname = kmem_alloc(ZFS_MAXNAMELEN, KM_SLEEP);
+	dsname = kmem_alloc(ZFS_MAXNAMELEN, KM_PUSHPAGE);
 	dsl_dataset_name(ds, dsname);
 	zfs_dbgmsg("scanned dataset %llu (%s) with min=%llu max=%llu; "
 	    "pausing=%u",
@@ -1377,8 +1375,8 @@ dsl_scan_visit(dsl_scan_t *scn, dmu_tx_t *tx)
 	 * bookmark so we don't think that we're still trying to resume.
 	 */
 	bzero(&scn->scn_phys.scn_bookmark, sizeof (zbookmark_t));
-	zc = kmem_alloc(sizeof(zap_cursor_t), KM_SLEEP);
-	za = kmem_alloc(sizeof(zap_attribute_t), KM_SLEEP);
+	zc = kmem_alloc(sizeof(zap_cursor_t), KM_PUSHPAGE);
+	za = kmem_alloc(sizeof(zap_attribute_t), KM_PUSHPAGE);
 
 	/* keep pulling things out of the zap-object-as-queue */
 	while (zap_cursor_init(zc, dp->dp_meta_objset,
@@ -1813,7 +1811,4 @@ MODULE_PARM_DESC(zfs_no_scrub_io, "Set to disable scrub I/O");
 
 module_param(zfs_no_scrub_prefetch, int, 0644);
 MODULE_PARM_DESC(zfs_no_scrub_prefetch, "Set to disable scrub prefetching");
-
-module_param(zfs_txg_timeout, int, 0644);
-MODULE_PARM_DESC(zfs_txg_timeout, "Max seconds worth of delta per txg");
 #endif