controllers
From c53a1cff4c07528b8b9ec7f6716e94950283e8f9 Mon Sep 17 00:00:00 2001
From: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
Date: Tue, 18 Aug 2015 11:58:13 +0530
Subject: [PATCH] mpt2sas setpci reset oops fix
In mpt2sas driver due to lack of synchronization between ioctl,
BRM
that
ioc removal is syncrhonized, if not synchronized it might lead to
list_del corruption as the ioc list is traversed in cli path
From 8db4d8194276ba420a4e93de4b09df6da5a934e4 Mon Sep 17 00:00:00 2001
From: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
Date: Tue, 14 Jul 2015 16:33:56 +0530
lead to
list_del corruption as the ioc list is traversed in cli path
Note: This is a generic case any list operation should be protected.
Signed-off-by: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
---
* v1
- using DEFINE_SPINLOCK() to initialize the lock at compile time instead
spinlock initialization modified as per comments, Could anyone please
review and approve the patch
On Thu, Jun 25, 2015 at 4:24 PM, Nagarajkumar Narayanan
nagarajkumar.naraya...@seagate.com wrote:
This patch contains the fix for kernel oops on issuing setpci reset
along with sysfs, cli
synchronization between IOCTL,
sysfs, PCI resource handling path
2. gioc_lock spinlock to protect list operations over multiple controllers
Signed-off-by: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
---
drivers/scsi/mpt2sas/mpt2sas_base.c |9 ++
drivers/scsi/mpt2sas/mpt2sas_base.h
resource handling
2. gioc_lock : global spin lock over mulitple warp drive controllers to protect
list operations on ioc(controller) list
From ba692140278e6e2b660896c32206b26dac98d215 Mon Sep 17 00:00:00 2001
From: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
Date: Thu, 19 Mar
ba692140278e6e2b660896c32206b26dac98d215 Mon Sep 17 00:00:00 2001
From: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
Date: Thu, 19 Mar 2015 12:02:07 +0530
Subject: [PATCH] mpt2sas setpci kernel oops fix
Signed-off-by: Nagarajkumar Narayanan nagarajkumar.naraya...@seagate.com
---
drivers/scsi
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