Re: [PATCH][SCSI] megaraid_sas: Fix synchronization problem between sysPD IO path and AEN path

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, 2013-10-16 at 17:04 +0530, Sumit.Saxena@xxxxxxx wrote:
> There is syncronization problem between sysPD IO path and AEN path. Driver maintains instance->pd_list[] array, which will get updated(by calling function megasas_get_pd_list[]), whenever any of below events occurs-
> 
> MR_EVT_PD_INSERTED
> MR_EVT_PD_REMOVED
> MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED
> MR_EVT_FOREIGN_CFG_IMPORTED
> 
> At same time running sysPD IO will be accessing the same array instance->pd_list[], which is getting updated in AEN path, because
> of this IO may not get correct PD info from instance->pd_list[] array.
> 
> Signed-off-by: Adam Radford <adam.radford@xxxxxxx>
> Signed-off-by: Sumit Saxena <sumit.saxena@xxxxxxx>

Explain the signoff chain: is this a joinly authored patch?

James

--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [SCSI Target Devel]     [Linux SCSI Target Infrastructure]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Linux IIO]     [Samba]     [Device Mapper]
  Powered by Linux