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James Smart dc8a71bd41 scsi: lpfc: Decrement outstanding gidft_inp counter if lpfc_err_lost_link()
During large NPIV port testing, it was sometimes seen that not all vports
would log back in to the target device.

There are instances when the fabric is slow to respond to a spam of GID_PT
requests and as a result the SLI PORT may abort the GID_PT request because
the fabric takes so long.  lpfc_cmpl_ct_cmd_gid_pt() would enter the
lpfc_err_lost_link() logic and attempt to lpfc_els_flush_rscn(), which is
fine, but forgets to decrement the gidft_inp counter.  This results in a
vport->gidft_inp never reaching 0 and never restarting discovery again.

Decrement vport->gidft_inp if lpfc_err_lost_link() is true for both
lpfc_cmpl_ct_cmd_gid_pt() and lpfc_cmpl_ct_cmd_gid_ft().

Increase logging info during RSCN timeout and lpfc_err_lost_link() events.

Link: https://lore.kernel.org/r/20220506035519.50908-8-jsmart2021@gmail.com
Co-developed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2022-05-10 22:12:03 -04:00
Documentation scsi: ufs: ufshpb: Change sysfs node hpb_stats/rb_* prefix to start with rcmd_* 2022-05-10 22:01:52 -04:00
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arch A set of x86 fixes and updates: 2022-04-03 12:15:47 -07:00
block for-5.18/block-2022-04-01 2022-04-01 16:20:00 -07:00
certs
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drivers scsi: lpfc: Decrement outstanding gidft_inp counter if lpfc_err_lost_link() 2022-05-10 22:12:03 -04:00
fs Updates to Tracing: 2022-04-03 12:26:01 -07:00
include scsi: mpi3mr: Add support for NVMe passthrough 2022-05-02 17:02:42 -04:00
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kernel Updates to Tracing: 2022-04-03 12:26:01 -07:00
lib for-5.18/block-2022-04-01 2022-04-01 16:20:00 -07:00
mm Filesystem/VFS changes for 5.18, part two 2022-04-01 13:50:50 -07:00
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scripts modpost: restore the warning message for missing symbol versions 2022-04-03 03:11:51 +09:00
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tools A set of x86 fixes and updates: 2022-04-03 12:15:47 -07:00
usr
virt KVM: Remove dirty handling from gfn_to_pfn_cache completely 2022-04-02 05:34:41 -04:00
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MAINTAINERS scsi: iscsi: MAINTAINERS: Add Mike Christie as co-maintainer 2022-04-11 22:09:35 -04:00
Makefile Linux 5.18-rc1 2022-04-03 14:08:21 -07:00
README

README

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.