From 7a3066ffddcf4f87470e33a1cd414e558b90249c Mon Sep 17 00:00:00 2001
From: Matthew Ahrens <mahrens@delphix.com>
Date: Sat, 22 Nov 2014 19:24:52 -0800
Subject: [PATCH] Illumos 5348 - zio_checksum_error() only fills in info if
 ECKSUM

5348 zio_checksum_error() only fills in info if ECKSUM
Reviewed by: Alex Reece <alex.reece@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Steven Hartland <killing@multiplay.co.uk>
Approved by: Dan McDonald <danmcd@omniti.com>

References:
  https://www.illumos.org/issues/5348
  https://github.com/illumos/illumos-gate/commit/373dc1cf

Ported-by: DHE <git@dehacked.net>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #3372
---
 module/zfs/zio.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/module/zfs/zio.c b/module/zfs/zio.c
index 0323413787..c89a2f99e6 100644
--- a/module/zfs/zio.c
+++ b/module/zfs/zio.c
@@ -2879,7 +2879,8 @@ zio_checksum_verify(zio_t *zio)
 
 	if ((error = zio_checksum_error(zio, &info)) != 0) {
 		zio->io_error = error;
-		if (!(zio->io_flags & ZIO_FLAG_SPECULATIVE)) {
+		if (error == ECKSUM &&
+		    !(zio->io_flags & ZIO_FLAG_SPECULATIVE)) {
 			zfs_ereport_start_checksum(zio->io_spa,
 			    zio->io_vd, zio, zio->io_offset,
 			    zio->io_size, NULL, &info);