[illumos-gate merge]release-20180118

commit b10f758d69dd151326d3859af7e1d857ec9a6355
    8963 default chunk size used by ipmi_fru_read() is too large for some SP's
commit 301fd1d6f25595cd8c6d6795f39c72d97aff8cd9
    8959 Add notifications when a scrub is paused or resumed
commit 01a059ee0cdece49f47fd4d70086dd5bc7d0b0ff
    8856 arc_cksum_is_equal() doesn't take into account ABD-logic
commit b1b183574d0cf2bf3accbbf7717d88bdc3bbfc33
    8952 VMware Workstation NVMe model is of "Unknown class of pci/pnpbios device" value
commit be93bc991e25533dcbeb10e952fe0b9314390d90
    8806 xattr_dir_inactive() releases used vnode with kernel panic
commit 28e9047603953b20acb54306be7c48152a1b03e6
    8954 libtopo cannot handle any array type other than string_array.

	Conflicts:
	usr/src/lib/libipmi/common/ipmi_fru.c

2 files changed, 11 insertions, 6 deletions

diff --git a/usr/src/uts/common/fs/zfs/arc.c b/usr/src/uts/common/fs/zfs/arc.c
index aceb530967..9b1f0b0ed8 100644
--- a/usr/src/uts/common/fs/zfs/arc.c
+++ b/usr/src/uts/common/fs/zfs/arc.c
@@ -23,7 +23,7 @@
  * Copyright (c) 2017, Joyent, Inc.
  * Copyright (c) 2011, 2017 by Delphix. All rights reserved.
  * Copyright (c) 2014 by Saso Kiselkov. All rights reserved.
- * Copyright 2015 Nexenta Systems, Inc.  All rights reserved.
+ * Copyright 2017 Nexenta Systems, Inc.  All rights reserved.
  */
 
 /*
@@ -1551,8 +1551,9 @@ arc_cksum_is_equal(arc_buf_hdr_t *hdr, zio_t *zio)
 		uint64_t lsize = HDR_GET_LSIZE(hdr);
 		uint64_t csize;
 
-		void *cbuf = zio_buf_alloc(HDR_GET_PSIZE(hdr));
-		csize = zio_compress_data(compress, zio->io_abd, cbuf, lsize);
+		abd_t *cdata = abd_alloc_linear(HDR_GET_PSIZE(hdr), B_TRUE);
+		csize = zio_compress_data(compress, zio->io_abd,
+		    abd_to_buf(cdata), lsize);
 
 		ASSERT3U(csize, <=, HDR_GET_PSIZE(hdr));
 		if (csize < HDR_GET_PSIZE(hdr)) {
@@ -1568,10 +1569,10 @@ arc_cksum_is_equal(arc_buf_hdr_t *hdr, zio_t *zio)
 			 * and zero out any part that should not contain
 			 * data.
 			 */
-			bzero((char *)cbuf + csize, HDR_GET_PSIZE(hdr) - csize);
+			abd_zero_off(cdata, csize, HDR_GET_PSIZE(hdr) - csize);
 			csize = HDR_GET_PSIZE(hdr);
 		}
-		zio_push_transform(zio, cbuf, csize, HDR_GET_PSIZE(hdr), NULL);
+		zio_push_transform(zio, cdata, csize, HDR_GET_PSIZE(hdr), NULL);
 	}
 
 	/*
diff --git a/usr/src/uts/common/fs/zfs/dsl_scan.c b/usr/src/uts/common/fs/zfs/dsl_scan.c
index 9d950d853d..f1a6649199 100644
--- a/usr/src/uts/common/fs/zfs/dsl_scan.c
+++ b/usr/src/uts/common/fs/zfs/dsl_scan.c
@@ -364,6 +364,7 @@ dsl_scan_cancel_sync(void *arg, dmu_tx_t *tx)
 
 	dsl_scan_done(scn, B_FALSE, tx);
 	dsl_scan_sync_state(scn, tx);
+	spa_event_notify(scn->scn_dp->dp_spa, NULL, NULL, ESC_ZFS_SCRUB_ABORT);
 }
 
 int
@@ -418,6 +419,7 @@ dsl_scrub_pause_resume_sync(void *arg, dmu_tx_t *tx)
 		spa->spa_scan_pass_scrub_pause = gethrestime_sec();
 		scn->scn_phys.scn_flags |= DSF_SCRUB_PAUSED;
 		dsl_scan_sync_state(scn, tx);
+		spa_event_notify(spa, NULL, NULL, ESC_ZFS_SCRUB_PAUSED);
 	} else {
 		ASSERT3U(*cmd, ==, POOL_SCRUB_NORMAL);
 		if (dsl_scan_is_paused_scrub(scn)) {
@@ -2027,8 +2029,10 @@ dsl_scan(dsl_pool_t *dp, pool_scan_func_t func)
 		/* got scrub start cmd, resume paused scrub */
 		int err = dsl_scrub_set_pause_resume(scn->scn_dp,
 		    POOL_SCRUB_NORMAL);
-		if (err == 0)
+		if (err == 0) {
+			spa_event_notify(spa, NULL, NULL, ESC_ZFS_SCRUB_RESUME);
 			return (ECANCELED);
+		}
 
 		return (SET_ERROR(err));
 	}