Re: [PATCH v5 4/4] crypto: Add Allwinner Security System crypto accelerator

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

 




On Thu, Nov 06, 2014 at 03:26:33PM +0100, Maxime Ripard wrote:
> 
> But you still haven't explain why the driver, while it doesn't handle
> the user space buffer at any time, should be worried that the data the
> framework has given him are actually mapped.

Encryption is used by IPsec and SKBs can be allocated in highmem.
algif also exposes all ciphers to user-space memory which can also
be in highmem.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]
  Powered by Linux