Illumos 4958 zdb trips assert on pools with ashift >= 0xe

4958 zdb trips assert on pools with ashift >= 0xe
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Max Grossman <max.grossman@delphix.com>
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Christopher Siden <christopher.siden@delphix.com>
Approved by: Garrett D'Amore <garrett@damore.org>

References:
  https://www.illumos.org/issues/4958
  https://github.com/illumos/illumos-gate/commit/2a104a5

Porting notes:

Keep the ZIO_FLAG_FASTWRITE define.  This is for a feature present
in Linux but not yet in *BSD.

Ported by: Turbo Fredriksson <turbo@bayour.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #2697
This commit is contained in:
Alex Reece
2014-09-23 01:42:03 +02:00
committed by Brian Behlendorf
parent adc90e9d94
commit b02fe35d37
8 changed files with 131 additions and 46 deletions
+5 -2
View File
@@ -20,7 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013 by Delphix. All rights reserved.
* Copyright (c) 2012, 2014 by Delphix. All rights reserved.
*/
#ifndef _SYS_VDEV_IMPL_H
@@ -239,8 +239,11 @@ struct vdev {
#define VDEV_PHYS_SIZE (112 << 10)
#define VDEV_UBERBLOCK_RING (128 << 10)
/* The largest uberblock we support is 8k. */
#define MAX_UBERBLOCK_SHIFT (13)
#define VDEV_UBERBLOCK_SHIFT(vd) \
MAX((vd)->vdev_top->vdev_ashift, UBERBLOCK_SHIFT)
MIN(MAX((vd)->vdev_top->vdev_ashift, UBERBLOCK_SHIFT), \
MAX_UBERBLOCK_SHIFT)
#define VDEV_UBERBLOCK_COUNT(vd) \
(VDEV_UBERBLOCK_RING >> VDEV_UBERBLOCK_SHIFT(vd))
#define VDEV_UBERBLOCK_OFFSET(vd, n) \
+24 -23
View File
@@ -167,19 +167,20 @@ enum zio_flag {
ZIO_FLAG_RESILVER = 1 << 3,
ZIO_FLAG_SCRUB = 1 << 4,
ZIO_FLAG_SCAN_THREAD = 1 << 5,
ZIO_FLAG_PHYSICAL = 1 << 6,
#define ZIO_FLAG_AGG_INHERIT (ZIO_FLAG_CANFAIL - 1)
/*
* Flags inherited by ddt, gang, and vdev children.
*/
ZIO_FLAG_CANFAIL = 1 << 6, /* must be first for INHERIT */
ZIO_FLAG_SPECULATIVE = 1 << 7,
ZIO_FLAG_CONFIG_WRITER = 1 << 8,
ZIO_FLAG_DONT_RETRY = 1 << 9,
ZIO_FLAG_DONT_CACHE = 1 << 10,
ZIO_FLAG_NODATA = 1 << 11,
ZIO_FLAG_INDUCE_DAMAGE = 1 << 12,
ZIO_FLAG_CANFAIL = 1 << 7, /* must be first for INHERIT */
ZIO_FLAG_SPECULATIVE = 1 << 8,
ZIO_FLAG_CONFIG_WRITER = 1 << 9,
ZIO_FLAG_DONT_RETRY = 1 << 10,
ZIO_FLAG_DONT_CACHE = 1 << 11,
ZIO_FLAG_NODATA = 1 << 12,
ZIO_FLAG_INDUCE_DAMAGE = 1 << 13,
#define ZIO_FLAG_DDT_INHERIT (ZIO_FLAG_IO_RETRY - 1)
#define ZIO_FLAG_GANG_INHERIT (ZIO_FLAG_IO_RETRY - 1)
@@ -187,28 +188,28 @@ enum zio_flag {
/*
* Flags inherited by vdev children.
*/
ZIO_FLAG_IO_RETRY = 1 << 13, /* must be first for INHERIT */
ZIO_FLAG_PROBE = 1 << 14,
ZIO_FLAG_TRYHARD = 1 << 15,
ZIO_FLAG_OPTIONAL = 1 << 16,
ZIO_FLAG_IO_RETRY = 1 << 14, /* must be first for INHERIT */
ZIO_FLAG_PROBE = 1 << 15,
ZIO_FLAG_TRYHARD = 1 << 16,
ZIO_FLAG_OPTIONAL = 1 << 17,
#define ZIO_FLAG_VDEV_INHERIT (ZIO_FLAG_DONT_QUEUE - 1)
/*
* Flags not inherited by any children.
*/
ZIO_FLAG_DONT_QUEUE = 1 << 17, /* must be first for INHERIT */
ZIO_FLAG_DONT_PROPAGATE = 1 << 18,
ZIO_FLAG_IO_BYPASS = 1 << 19,
ZIO_FLAG_IO_REWRITE = 1 << 20,
ZIO_FLAG_RAW = 1 << 21,
ZIO_FLAG_GANG_CHILD = 1 << 22,
ZIO_FLAG_DDT_CHILD = 1 << 23,
ZIO_FLAG_GODFATHER = 1 << 24,
ZIO_FLAG_NOPWRITE = 1 << 25,
ZIO_FLAG_REEXECUTED = 1 << 26,
ZIO_FLAG_DELEGATED = 1 << 27,
ZIO_FLAG_FASTWRITE = 1 << 28
ZIO_FLAG_DONT_QUEUE = 1 << 18, /* must be first for INHERIT */
ZIO_FLAG_DONT_PROPAGATE = 1 << 19,
ZIO_FLAG_IO_BYPASS = 1 << 20,
ZIO_FLAG_IO_REWRITE = 1 << 21,
ZIO_FLAG_RAW = 1 << 22,
ZIO_FLAG_GANG_CHILD = 1 << 23,
ZIO_FLAG_DDT_CHILD = 1 << 24,
ZIO_FLAG_GODFATHER = 1 << 25,
ZIO_FLAG_NOPWRITE = 1 << 26,
ZIO_FLAG_REEXECUTED = 1 << 27,
ZIO_FLAG_DELEGATED = 1 << 28,
ZIO_FLAG_FASTWRITE = 1 << 29,
};
#define ZIO_FLAG_MUSTSUCCEED 0