Re: state of the I/O memory when arrives at low level HBA driver

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

 



o.k. I got the answer.

It is already been locked when it comes to the low
level HBA driver.

Thanks,
Parav

--- Parav Pandit <paravpandit@xxxxxxxxx> wrote:

> Hi,
> 
> This may be petty question, but I am not really sure
> about this.
> 
> When a I/O comes to the low level SCSI HBA driver
> through enqueue() interface, 
> 
> can it happen that I/O data memory is paged out or
> can
> be paged out?
> 
> I mean, doing DMA mapping such as pci_map_single()
> provides, just physical addresses or it also
> (page-in
> if requires) followed by locking the page(s) in the
> system?
> 
> Regards,
> Parav Pandit
> 
> 
> 
>        
>
____________________________________________________________________________________
> Boardwalk for $500? In 2007? Ha! Play Monopoly Here
> and Now (it's updated for today's economy) at Yahoo!
> Games.
>
http://get.games.yahoo.com/proddesc?gamekey=monopolyherenow
>  
> -
> 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
> 



       
____________________________________________________________________________________
Need a vacation? Get great deals
to amazing places on Yahoo! Travel.
http://travel.yahoo.com/
-
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