linux/include
Andrew Vasquez 9a1a69a1f4 [SCSI] fc-transport: Close state transition-window during rport deletion.
Andrew Vasquez wrote:
> fc-transport: Close state transition-window during rport deletion.
>
> After an rport's state has transitioned to FC_PORTSTATE_BLOCKED,
> but, prior to making the upcall to 'block' the scsi-target
> associated with an rport, queued commands can recycle and
> ultimately run out of retries causing failures to propagate to
> upper-level drivers.  Close this transition-window by returning
> the non-'retries' modifying DID_IMM_RETRY status for submitted
> I/Os.

The same can happen for iscsi when transitioning from logged in
to failed and blocking the sdevs.

This patch converts iscsi and fc's transitions back to use DID_IMM_RETRY
instead of DID_TRANSPORT_DISRUPTED which has a limited number of retries
that we do not want to use for handling this race.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
[Addition of iscsi and fc port online devloss case conversion by Mike Christie]
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2009-05-15 12:16:46 -04:00
..
acpi Merge branch 'drm-intel-next' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel 2009-04-28 17:21:20 -07:00
asm-generic Eliminate thousands of warnings with gcc 3.2 build 2009-05-06 16:36:09 -07:00
crypto
drm drm/i915: add support for G41 chipset 2009-04-21 17:22:53 -07:00
keys
linux Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx 2009-05-12 17:12:36 -07:00
math-emu
media V4L/DVB (11381): ivtv/cx18: remove VIDIOC_INT_S_AUDIO_ROUTING debug support. 2009-04-06 21:44:28 -03:00
mtd
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2009-05-05 08:26:10 -07:00
pcmcia
rdma
rxrpc
scsi [SCSI] fc-transport: Close state transition-window during rport deletion. 2009-05-15 12:16:46 -04:00
sound ALSA: Release v1.0.20 2009-05-06 12:32:26 +02:00
trace tracing/syscalls: use a dedicated file header 2009-04-09 05:43:32 +02:00
video include/video/cyblafb.h: remove it, it's unused 2009-04-13 15:04:30 -07:00
xen
Kbuild