Damien Le Moal 7d5fe94333 scsi: scsi_debug: Fix zone transition to full condition
[ Upstream commit 566d3c57eb526f32951af15866086e236ce1fc8a ]

When a write command to a sequential write required or sequential write
preferred zone result in the zone write pointer reaching the end of the
zone, the zone condition must be set to full AND the number of implicitly
or explicitly open zones updated to have a correct accounting for zone
resources. However, the function zbc_inc_wp() only sets the zone condition
to full without updating the open zone counters, resulting in a zone state
machine breakage.

Introduce the helper function zbc_set_zone_full() and use it in
zbc_inc_wp() to correctly transition zones to the full condition.

Link: https://lore.kernel.org/r/20220608011302.92061-1-damien.lemoal@opensource.wdc.com
Fixes: f0d1cf9378bd ("scsi: scsi_debug: Add ZBC zone commands")
Reviewed-by: Niklas Cassel <niklas.cassel@wdc.com>
Acked-by: Douglas Gilbert <dgilbert@interlog.com>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-06-29 09:03:21 +02:00
2022-06-22 14:22:03 +02:00
2022-06-22 14:22:03 +02:00
2021-10-18 20:22:03 -10:00
2022-06-25 15:18:40 +02:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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