[PATCH v2 1/3] be2iscsi: Fix error return code

From: Christophe JAILLET We know that 'ret' is not an error code because it has been tested a few lines above. So, if one of these function fails, 0 will be returned instead of an error code. Return -ENOMEM instead. Signed-off-by: Christophe JAILLET 'ret' needs to be set with error code if hba

[PATCH v2 3/3] be2iscsi: Add missing unlock for mbox_lock

Julia pointed out beiscsi_boot_get_sinfo does not unlock mbox_lock on nonemb_cmd memory allocation failure. Signed-off-by: Jitendra Bhivare --- drivers/scsi/be2iscsi/be_mgmt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be

[PATCH v2 0/3] be2iscsi: cleanup of 11.2 in 4.9/scsi-queue

These patches address some auto built issues of 11.2.0.0 be2iscsi committed in 4.9/scsi-queue. v2 changes: Added NULL check for pwrb_handle in PATCH v2 2/3 Christophe JAILLET (1): be2iscsi: Fix error return code Jitendra Bhivare (2): be2iscsi: Remove redundant iscsi_wrb desc memset be2iscs

[PATCH v2 2/3] be2iscsi: Remove redundant iscsi_wrb desc memset

alloc_wrb_handle already does memset zero of iscsi_wrb descriptor so remove redundant memset in WRB submission paths. Add pwrb_handle NULL check before memsett'ing pwrb. Signed-off-by: Jitendra Bhivare --- drivers/scsi/be2iscsi/be_main.c | 5 +++-- drivers/scsi/be2iscsi/be_mgmt.c | 3 --- 2 fil

[PATCH 1/1] ses: Retry UNIT ATTENTION for receive diagnostics

If the ses driver receives a UNIT ATTENTION when issuing a receive diagnostics while probing a SES device, it fails to attach with messages such as: scsi 1:0:7:0: Failed to get diagnostic page 0x802 scsi 1:0:7:0: Failed to bind enclosure -19 Fix this by eating unit attentions for these comma

[PATCH 05/30] libfc: use configured lport R_A_TOV when sending

We should be using the configured R_A_TOV value when sending the exchange. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_exch.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index f178084..7d0e7ca 100644

[PATCH 04/30] libfc: Do not login if the port is already started

When the port is already started we don't need to login; that will only confuse the state machine. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 6 ++ 1 file changed, 6 insertions(+) diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index a37b37

[PATCH 16/30] libfc: Clarify ramp-down messages

When the queue depth is reduced we should print out the reason for this; it might be due to a queue full condition. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_fcp.c | 12 +--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/libfc/fc_fcp.c b/driver

[PATCH 07/30] libfc: do not overwrite DID_TIME_OUT status

When a command is aborted it might already have the DID_TIME_OUT status set, so we shouldn't be overwriting that. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_fcp.c | 12 +--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/

[PATCH 10/30] libfc: don't advance state machine for incoming FLOGI

When we receive an FLOGI but have already sent our own we should not advance the state machine but rather wait for our FLOGI to return before continuing with PLOGI. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 18 -- 1 file changed, 12 insertions(+), 6 delet

[PATCH 17/30] libfc: sanitize E_D_TOV and R_A_TOV setting

When setting the FCP timeout we need to ensure a lower boundary for E_D_TOV and R_A_TOV, otherwise we'd be getting spurious I/O issues due to the fcp timer firing too early. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_fcp.c | 9 + drivers/scsi/libfc/fc_lport.c | 8 +---

[PATCH 02/30] libfc: additional debugging messages

Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_exch.c | 59 +++ drivers/scsi/libfc/fc_fcp.c | 39 +++- drivers/scsi/libfc/fc_rport.c | 20 --- 3 files changed, 97 insertions(+), 21 deletions(-) diff --git a/

[PATCH 06/30] libfc: use configured e_d_tov for remote port state

If fc_rport_error_retry() is attempting to retry the remote port state we should be waiting for the configured e_d_tov value rather than the default. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/

[PATCH 08/30] libfc: use error code for fc_rport_error()

We only ever use the 'fp' argument for fc_rport_error() to encapsulate the error code, so we can as well do away with that and pass the error directly. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 97 +-- include/scsi/libfc.h

[PATCH 19/30] libfc: quarantine timed out xids

When a sequence times out we have no idea what happened to the frame. And we do not know if we will ever receive the frame. Hence we cannot re-use the xid as we would risk data corruption if the xid had been re-used and the timed out frame would be received after that. So we need to quarantine the

[PATCH 18/30] libfc: safeguard against invalid exchange index

The cached exchange index might be invalid, in which case we should drop down to allocate a new one. And we should not try to access an invalid exchange when responding to a BA_ABTS. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_exch.c | 21 ++--- 1 file changed, 14 in

[PATCH 11/30] libfc: Fixup disc_mutex handling

The list of attached 'rdata' remote port structures is RCU protected, so there is no need to take the 'disc_mutex' when traversing it. Rather we should be using rcu_read_lock() and kref_get_unless_zero() to validate the entries. We need, however, take the disc_mutex when deleting an entry; otherwis

[PATCH 00/30] FCoE VN2VN fixes

Hi all, here's a patchset to get VN2VN running on non-DCB fabrics. With it it's possible to run FCoE VN2VN over virtio, allowing for a fully virtualized FC testbed. Which would make it ideal to integrate into Mike's mptest test suite. It also irons out some generic issues with the libfc stack, lik

[PATCH 28/30] fcoe: FIP debugging

Add additional statements for debugging FIP frames. Signed-off-by: Hannes Reinecke --- drivers/scsi/fcoe/fcoe_ctlr.c | 51 ++- 1 file changed, 46 insertions(+), 5 deletions(-) diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c inde

[PATCH 15/30] libfc: Return LS_RJT_BUSY for PRLI in status PLOGI

Occasionally it might happen that we receive a PRLI while we're still waiting for our PLOGI response. In that case we should return 'busy' LS status instead of 'plogi required' LS status. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 17 + 1 file changed, 17

[PATCH 24/30] fcoe: Use kfree_skb() instead of kfree()

From: Wei Yongjun Use kfree_skb() instead of kfree() to free sk_buff. Signed-off-by: Wei Yongjun Reviewed-by: Johannes Thumshirn --- drivers/scsi/fcoe/fcoe_ctlr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c

[PATCH 01/30] libfc: Revisit kref handling

The kref handling in fc_rport is a mess. This patch updates the kref handling according to the following rules: - Take a reference whenever scheduling a workqueue - Take a reference whenever an ELS command is send - Drop the reference at the end of the workqueue function - Drop the reference at th

[PATCH 29/30] fcoe: filter out frames from invalid vlans

Any multicase address is set on all interfaces, the base interface and any VLAN interface on top of this. So we might receive frames which are not destined for us but in fact on another VLAN. Signed-off-by: Hannes Reinecke --- drivers/scsi/fcoe/fcoe_ctlr.c | 12 +++- 1 file changed, 11 i

[PATCH 22/30] libfc: reset timeout on queue full

When we're receiving a timeout we should be checking for queue full status; if there are still some packets pending we should be resetting the counter to ensure we're not missing out any packets which are still queued. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_fcp.c | 21 +

[PATCH 21/30] libfc: Do not drop out-of-order frames

When receiving packets from the network we cannot guarantee any frame ordering, so we should be receiving all valid frames and let the upper layers deal with it. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_exch.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/scsi/lib

[PATCH 27/30] fcoe: correct sending FIP VLAN packets on VLAN 0

The FIP VLAN frame consists of an ethernet header followed by the FIP VLAN frame, so we need to skip the ethernet header if we want to check the FIP opcode. Signed-off-by: Hannes Reinecke --- drivers/scsi/fcoe/fcoe.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/s

[PATCH 25/30] fcoe: set default TC priority

If DCB is not enabled or compiled in we still should be setting a sane default priority. So put FCoE frames in priority class 'interactive' and FIP frames in priority class 'besteffort'. Signed-off-by: Hannes Reinecke --- drivers/scsi/fcoe/fcoe.c | 8 ++-- 1 file changed, 6 insertions(+), 2

[PATCH 30/30] fcoe: make R_A_TOV and E_D_TOV configurable

The user might want to modify the values for R_A_TOV and E_D_TOV, so add new module parameters 'e_d_tov' and 'r_a_tov' for the 'fcoe' modules and allow to modify them via sysfs attributes. Signed-off-by: Hannes Reinecke --- drivers/scsi/fcoe/fcoe.c | 12 +-- drivers/scsi/fcoe/fcoe_sysf

[PATCH 03/30] libfc: spurious I/O error under high load

If a command times out libfc is sending an REC, which also might fail (due to frames being lost or something). If no data has been transferred we can simply retry the command, but the current code sets a state of FC_ERROR, which then is being translated into DID_ERROR, resulting in an I/O error. So

[PATCH 26/30] fcoe: inhibit writing invalid values into the 'enabled'

The 'enabled' sysfs attribute only accepts the values '0' and '1', so we should error out any other values. Signed-off-by: Hannes Reinecke --- drivers/scsi/fcoe/fcoe_sysfs.c | 12 ++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/fcoe/fcoe_sysfs.c b/drivers

[PATCH 20/30] libfc: don't fail sequence abort for completed

If a sequence should be aborted the exchange might already be completed (eg if the response is still queued in the rx queue), so this shouldn't considered as an error. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_fcp.c | 40 ++-- 1 file changed, 30

[PATCH 14/30] libfc: Rework PRLI handling

PRLI is only required if the port is acting as an initiator; ports which support target functionality only do not need to send PRLI. At the same time the PRLI state is only used if the port initiated a PRLI transfer; if we received a PRLI request we should _not_ change the state as this would cause

[PATCH 09/30] libfc: Send LS_RJT responses on frame allocation

When we fail to allocate a frame we should be sending an LS_RJT response and not just silently drop the frame altogether. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 27 +++ 1 file changed, 19 insertions(+), 8 deletions(-) diff --git a/drivers/scsi

[PATCH 12/30] libfc: Do not drop down to FLOGI for fc_rport_login()

When fc_rport_login() is called while the rport is not in RPORT_ST_INIT, RPORT_ST_READY, or RPORT_ST_DELETE login is already in progress and there's no need to drop down to FLOGI; doing so will only confuse the other side. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 6

[PATCH 23/30] libfc: wait for E_D_TOV when out-of-order sequence is received

When detecting an out-of-order sequence we should be waiting for E_D_TOV before trying to abort the sequence. The response might still be stuck in the queue somewhere. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_fcp.c | 38 -- 1 file changed, 20 i

[PATCH 13/30] libfc: Implement RTV responder

The libfc stack generates an RTV request, so we should be implementing an RTV responder, too. Signed-off-by: Hannes Reinecke --- drivers/scsi/libfc/fc_rport.c | 41 - 1 file changed, 40 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/libfc/fc_rport

Re: [PATCH v2 1/3] be2iscsi: Fix error return code

On Fri, Aug 26, 2016 at 03:09:06PM +0530, Jitendra Bhivare wrote: > From: Christophe JAILLET > > We know that 'ret' is not an error code because it has been tested a few > lines above. > So, if one of these function fails, 0 will be returned instead of an error > code. > Return -ENOMEM instead. >

Re: [PATCH v2 2/3] be2iscsi: Remove redundant iscsi_wrb desc memset

On Fri, Aug 26, 2016 at 03:09:07PM +0530, Jitendra Bhivare wrote: > alloc_wrb_handle already does memset zero of iscsi_wrb descriptor so > remove redundant memset in WRB submission paths. > > Add pwrb_handle NULL check before memsett'ing pwrb. > > Signed-off-by: Jitendra Bhivare > --- Reviewed-b

Re: [PATCH v2 3/3] be2iscsi: Add missing unlock for mbox_lock

On Fri, Aug 26, 2016 at 03:09:08PM +0530, Jitendra Bhivare wrote: > Julia pointed out beiscsi_boot_get_sinfo does not unlock > mbox_lock on nonemb_cmd memory allocation failure. > > Signed-off-by: Jitendra Bhivare > --- Reviewed-by: Johannes Thumshirn -- Johannes Thumshirn

Re: [PATCH 01/30] libfc: Revisit kref handling

On Fri, Aug 26, 2016 at 02:01:24PM +0200, Hannes Reinecke wrote: > The kref handling in fc_rport is a mess. This patch updates > the kref handling according to the following rules: > > - Take a reference whenever scheduling a workqueue > - Take a reference whenever an ELS command is send > - Drop

Re: [PATCH 00/30] FCoE VN2VN fixes

On Fri, Aug 26, 2016 at 02:01:23PM +0200, Hannes Reinecke wrote: > Hi all, > > here's a patchset to get VN2VN running on non-DCB fabrics. > With it it's possible to run FCoE VN2VN over virtio, allowing > for a fully virtualized FC testbed. Which would make it ideal > to integrate into Mike's mptes

[PATCH 07/17] smartpqi: add kdump support

From: Kevin Barnett Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi.h | 13 +--- drivers/scsi/smartpqi/smartpqi_init.c | 35 + drivers/scsi/smartpqi/sma

[PATCH 12/17] smartpqi: scsi queuecommand cleanup

From: Kevin Barnett minor cleanup of scsi queue command function Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |8 +++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/dr

[PATCH 10/17] smartpqi: minor function reformating

From: Kevin Barnett reformatted pqi_num_elements_free() to match the rest of the driver Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |3 +-- 1 file changed, 1 insertion(+), 2 deletions(-

[PATCH 05/17] smartpqi: enhance reset logic

From: Kevin Barnett Eliminated timeout from LUN reset logic. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi.h |2 - drivers/scsi/smartpqi/smartpqi_init.c | 101 +++--

[PATCH 04/17] smartpqi: enhance drive offline informational message

From: Kevin Barnett Made a couple of error messages more verbose. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |5 + 1 file changed, 5 insertions(+) diff --git a/drivers/scsi/smartp

[PATCH 01/17] smartpqi: change aio sg processing

From: Kevin Barnett Take advantage of controller improvements. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c | 68 +++-- 1 file changed, 39 insertions(+), 29 del

[PATCH 08/17] smartpqi: correct controller offline issue

From: Kevin Barnett Fixed a bug where the driver would not free all of the controller resources if the controller ever went offline. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c | 15 +

[PATCH 03/17] smartpqi: simplify spanning

From: Kevin Barnett Removed the workaround for the transition to spanning. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c | 38 + 1 file changed, 20 insertion

[PATCH 14/17] smartpqi: update Kconfig

From: Kevin Barnett The aacraid driver will not managage Microsemi smartpqi controllers, but will still manage older aacraid devices. Updated help section. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Reviewed-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/Kconfi

Re: [PATCH -next] ibmvscsis: Use list_move_tail instead of list_del/list_add_tail

On 7/22/16, 9:03 AM, "Wei Yongjun" wrote: Using list_move_tail() instead of list_del() + list_add_tail(). Signed-off-by: Wei Yongjun --- drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) Looks good to me. -- To unsu

[PATCH 00/17] smartpqi updates

These changes are based on Linus's tree The changes are: - simplify aio processing - simplify tmf macro names - remove workaround for spanning - add message for offlined drives - enhance reset logic - make some functions in-line - add support for kdump - correct issue with offlined control

[PATCH 17/17] smartqi: bump driver version

From: Kevin Barnett Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/

[PATCH 11/17] smartpqi: minor tweaks to update time support

From: Kevin Barnett minor tweaks to update time support Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |8 ++-- 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/sc

[PATCH 15/17] smartpqi: update maintainers

From: Kevin Barnett added Documentation/scsi/smartpqi.txt Reviewed-by: Kevin Barnett Reviewed-by: Scott Benesh Signed-off-by: Don Brace --- MAINTAINERS |1 + 1 file changed, 1 insertion(+) diff --git a/MAINTAINERS b/MAINTAINERS index f50fe50..d980685 100644 --- a/MAINTAINERS +++ b/MAINT

[PATCH 02/17] smartpqi: change tmf macro names

From: Kevin Barnett small change to make code look cleaner Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi.h |6 ++ drivers/scsi/smartpqi/smartpqi_init.c |4 ++-- 2 files changed, 4 i

[PATCH 13/17] smartpqi: remove timeout for cache flush operations

From: Kevin Barnett Some cache flush operations can take longer than the timeout value. Best to not impose a time limit to handle all cases. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |

[PATCH 16/17] smartpqi: add smartpqi.txt

From: Kevin Barnett Reviewed-by: Kevin Barnett Reviewed-by: Scott Benesh Signed-off-by: Don Brace --- Documentation/scsi/smartpqi.txt | 80 +++ 1 file changed, 80 insertions(+) create mode 100644 Documentation/scsi/smartpqi.txt diff --git a/Documentatio

[PATCH 09/17] smartpqi: correct event acknowledgment timeout issue

From: Kevin Barnett the driver no longer waits for the firmware to consume the event ack IU. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi.h | 14 +++--- drivers/scsi/smartpqi/smartpq

[PATCH 06/17] smartpqi: change commonly used function to inline

From: Kevin Barnett A tiny tweak to convert a small, commonly used function to inline. Reviewed-by: Scott Teel Reviewed-by: Scott Benesh Signed-off-by: Kevin Barnett Signed-off-by: Don Brace --- drivers/scsi/smartpqi/smartpqi_init.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

[PATCH] Return TCMU-generated sense data to fabric module

If an error status is passed to target_complete_cmd, then by default it queues the command to target_complete_failure_work, which will generate Logical Unit Communication Failure sense data, overwriting any sense data already set in the command. This means that any sense data returned by TCMU does

Re: [PATCH 1/2] scsi: sg: Avoid overflow when USER_HZ > HZ

On 2016-08-19 06:43 PM, Paul Burton wrote: Calculating the maximum timeout that a user can set via the SG_SET_TIMEOUT ioctl involves multiplying INT_MAX by USER_HZ/HZ. If USER_HZ is larger than HZ then this results in an overflow when performed as a 32 bit integer calculation, resulting in compil

Re: [PATCH 2/2] scsi: sg: Use mult_frac, drop MULDIV macro

On 2016-08-19 06:43 PM, Paul Burton wrote: The MULDIV macro is essentially a duplicate of the more standard mult_frac macro. Replace use of MULDIV with mult_frac & drop the duplication. Signed-off-by: Paul Burton I spoke too soon, as this patch changes the last one :-) As far as I can determi

[PATCH 2/3] scsi/ncr5380: Avoid a compiler warning

With commit 3a0f64bfa907 ("mac_scsi: Fix pseudo DMA implementation") some versions of gcc now warn: In file included from drivers/scsi/mac_scsi.c:335: drivers/scsi/NCR5380.h:295: warning: `NCR5380_poll_politely' declared inline after being called drivers/scsi/NCR5380.h:295: warning: previous decl

[PATCH 3/3] scsi/ncr5380: Improve interrupt latency during PIO tranfers

Large PIO transfers are broken up into chunks to try to avoid disabling local IRQs for long periods. But IRQs are still disabled for too long and this causes SCC FIFO overruns during serial port transfers. This patch fixes the problem by halving the PIO chunk size. Testing with mac_scsi shows that

[PATCH 1/3] documentation/scsi: Remove nodisconnect parameter

The driver that used the 'nodisconnect' parameter was removed in commit 565bae6a4a8f ("[SCSI] 53c7xx: kill driver"). Related documentation was cleaned up in commit f37a7238d379 ("[SCSI] 53c7xx: fix removal fallout"), except for the remaining two mentions that are removed here. Signed-off-by: Finn

[PATCH 0/3] Small fixes and cleanup

Miscellaneous small patches for an interrupt latency issue, a compiler warning and a documentation cleanup. --- Documentation/kernel-parameters.txt|2 -- Documentation/scsi/scsi-parameters.txt |2 -- drivers/scsi/NCR5380.c | 13 +++-- drivers/scsi/NCR5380.h