From: Bart Van Assche <Bart.VanAssche@wdc.com>
To: "James.Bottomley@HansenPartnership.com"
<James.Bottomley@HansenPartnership.com>,
"himanshu.madhani@cavium.com" <himanshu.madhani@cavium.com>,
"martin.petersen@oracle.com" <martin.petersen@oracle.com>
Cc: "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>
Subject: Re: [PATCH 06/43] qla2xxx: Fix stale mem access for IRQ name
Date: Wed, 20 Dec 2017 16:39:20 +0000 [thread overview]
Message-ID: <1513787959.2603.19.camel@wdc.com> (raw)
In-Reply-To: <20171220065644.21511-7-himanshu.madhani@cavium.com>
On Tue, 2017-12-19 at 22:56 -0800, Himanshu Madhani wrote:
> From: Quinn Tran <quinn.tran@cavium.com>
>
> IRQ name pointer for INTx/MSI was pointing at stale stack frame.
> cat /proc/interrupts will trigger stale mem access. Fix it by
> creating dedicated space for IRQ name.
What stale stack frame are you referring to? Just like in the first patch
of this series, I don't see any stack accesses being removed by this patch.
Is this patch useful? If not, can this patch be left out?
Thanks,
Bart.
next prev parent reply other threads:[~2017-12-20 16:39 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-20 6:56 [PATCH 00/43] qla2xxx: Driver update Himanshu Madhani
2017-12-20 6:56 ` [PATCH 01/43] qla2xxx: Fix stale memory access for name pointer Himanshu Madhani
2017-12-20 16:25 ` Bart Van Assche
2017-12-20 20:37 ` Madhani, Himanshu
2017-12-21 5:26 ` [RFC PATCH] qla2xxx: sp_str[] can be static kbuild test robot
2017-12-21 5:26 ` [PATCH 01/43] qla2xxx: Fix stale memory access for name pointer kbuild test robot
2017-12-20 6:56 ` [PATCH 02/43] qla2xxx: Fix NULL pointer access for fcport structure Himanshu Madhani
2017-12-20 16:26 ` Bart Van Assche
2017-12-20 20:38 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 03/43] qla2xxx: Use IOCB path to submit Control VP MBX command Himanshu Madhani
2017-12-20 16:29 ` Bart Van Assche
2017-12-20 20:39 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 04/43] qla2xxx: Use chip reset to bring down laser on unload Himanshu Madhani
2017-12-20 6:56 ` [PATCH 05/43] qla2xxx: Add boundary checks for exchanges to be offloaded Himanshu Madhani
2017-12-20 6:56 ` [PATCH 06/43] qla2xxx: Fix stale mem access for IRQ name Himanshu Madhani
2017-12-20 16:39 ` Bart Van Assche [this message]
2017-12-20 20:41 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 07/43] qla2xxx: Add ability to track IOCB resource for FW Himanshu Madhani
2017-12-20 16:51 ` Bart Van Assche
2017-12-20 20:57 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 08/43] qla2xxx: Chip reset uses wrong lock during IO flush Himanshu Madhani
2017-12-20 6:56 ` [PATCH 09/43] qla2xxx: Fix Firmware dump size for Extended login and Exchange Offload Himanshu Madhani
2017-12-20 6:56 ` [PATCH 10/43] qla2xxx: Replace GPDB with async ADISC command Himanshu Madhani
2017-12-20 6:56 ` [PATCH 11/43] qla2xxx: Move work element processing out of DPC thread Himanshu Madhani
2017-12-20 6:56 ` [PATCH 12/43] qla2xxx: Enable ATIO interrupt handshake for ISP27XX Himanshu Madhani
2017-12-20 6:56 ` [PATCH 13/43] qla2xxx: Use shadow register " Himanshu Madhani
2017-12-20 6:56 ` [PATCH 14/43] qla2xxx: Add option for use reserve exch for ELS Himanshu Madhani
2017-12-20 16:53 ` Bart Van Assche
2017-12-20 21:40 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 15/43] qla2xxx: Add ability to send PRLO Himanshu Madhani
2017-12-20 6:56 ` [PATCH 16/43] qla2xxx: Don't call dma_free_coherent with IRQ disabled Himanshu Madhani
2017-12-20 6:56 ` [PATCH 17/43] qla2xxx: Allow target mode to accept PRLI in dual mode Himanshu Madhani
2017-12-20 6:56 ` [PATCH 18/43] qla2xxx: Tweak resource count dump Himanshu Madhani
2017-12-20 6:56 ` [PATCH 19/43] qla2xxx: Fix session cleanup for N2N Himanshu Madhani
2017-12-21 6:01 ` kbuild test robot
2017-12-20 6:56 ` [PATCH 20/43] qla2xxx: Use known NPort ID for Management Server login Himanshu Madhani
2017-12-20 6:56 ` [PATCH 21/43] qla2xxx: Remove calling cancel_work_sync() Himanshu Madhani
2017-12-20 16:56 ` Bart Van Assche
2017-12-20 21:41 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 22/43] qla2xxx: Add switch command to simplify fabric discovery Himanshu Madhani
2017-12-20 18:09 ` Ewan D. Milne
2017-12-21 0:04 ` Madhani, Himanshu
2017-12-20 6:56 ` [PATCH 23/43] qla2xxx: Add lock protection around host lookup Himanshu Madhani
2017-12-20 6:56 ` [PATCH 24/43] qla2xxx: Reduce the use of terminate exchange Himanshu Madhani
2017-12-20 6:56 ` [PATCH 25/43] qla2xxx: Reduce trace noise for Async Events Himanshu Madhani
2017-12-20 6:56 ` [PATCH 26/43] qla2xxx: Fix login state machine freeze Himanshu Madhani
2017-12-20 6:56 ` [PATCH 27/43] qla2xxx: Migrate switch registration commands away from mailbox interface Himanshu Madhani
2017-12-20 6:56 ` [PATCH 28/43] qla2xxx: Remove session creation redundant code Himanshu Madhani
2017-12-20 6:56 ` [PATCH 29/43] qla2xxx: Fix GPNFT/GNNFT error handling Himanshu Madhani
2017-12-20 6:56 ` [PATCH 30/43] qla2xxx: Properly extract ADISC error codes Himanshu Madhani
2017-12-20 6:56 ` [PATCH 31/43] qla2xxx: Add ability to use GPNFT/GNNFT for RSCN handling Himanshu Madhani
2017-12-20 6:56 ` [PATCH 32/43] qla2xxx: Allow relogin and session creation after reset Himanshu Madhani
2017-12-20 6:56 ` [PATCH 33/43] qla2xxx: Increase verbosity of debug messages logged Himanshu Madhani
2017-12-20 6:56 ` [PATCH 34/43] qla2xxx: Delay loop id allocation at login Himanshu Madhani
2017-12-20 6:56 ` [PATCH 35/43] qla2xxx: Add retry limit for fabric scan logic Himanshu Madhani
2017-12-20 6:56 ` [PATCH 36/43] qla2xxx: Add counters for Exchange Buffer to debugfs Himanshu Madhani
2017-12-20 6:56 ` [PATCH 37/43] qla2xxx: Prevent multiple active discovery commands per session Himanshu Madhani
2017-12-20 6:56 ` [PATCH 38/43] qla2xxx: Prevent relogin trigger from sending too many commands Himanshu Madhani
2017-12-20 6:56 ` [PATCH 39/43] qla2xxx: Check FCF_ASYNC_SENT flag Himanshu Madhani
2017-12-20 6:56 ` [PATCH 40/43] qla2xxx: Remove unused argument from qlt_schedule_sess_for_deletion() Himanshu Madhani
2017-12-20 6:56 ` [PATCH 41/43] qla2xxx: Serialize session deletion by using work_lock Himanshu Madhani
2017-12-20 6:56 ` [PATCH 42/43] qla2xxx: Serialize session free in qlt_free_session_done Himanshu Madhani
2017-12-20 6:56 ` [PATCH 43/43] qla2xxx: Update driver version to 10.00.00.04-k Himanshu Madhani
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