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linux-next/drivers/crypto/nx
Nathan Fontenot 0ba3e10116 crypto/nx/nx-842: Fix handling of vmalloc addresses
The powerpc specific nx-842 compression driver does not currently
handle translating a vmalloc address to a physical address.

The current driver uses __pa() for all addresses which does not
properly handle vmalloc addresses and thus causes a failure since
we do not pass a proper physical address to the hypervisor.

This patch adds a routine to convert an address to a physical
address by checking for vmalloc addresses and handling them properly.

Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
 ---
 drivers/crypto/nx/nx-842.c |   29 +++++++++++++++++++----------
 1 file changed, 19 insertions(+), 10 deletions(-)
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2014-02-11 11:24:49 +11:00
..
Kconfig powerpc/crypto: add 842 hardware compression driver 2012-08-01 17:47:56 +08:00
Makefile powerpc/crypto: add 842 hardware compression driver 2012-08-01 17:47:56 +08:00
nx_csbcpb.h powerpc/crypto: nx driver code supporting nx encryption 2012-05-16 15:05:41 +10:00
nx_debugfs.c powerpc/crypto: debugfs routines and docs for the nx device driver 2012-05-16 15:05:45 +10:00
nx-842.c crypto/nx/nx-842: Fix handling of vmalloc addresses 2014-02-11 11:24:49 +11:00
nx-aes-cbc.c crypto: nx - fix limits to sg lists for AES-CBC 2013-09-02 20:32:53 +10:00
nx-aes-ccm.c crypto: nx - fix limits to sg lists for AES-CCM 2013-09-02 20:32:54 +10:00
nx-aes-ctr.c crypto: nx - fix limits to sg lists for AES-CTR 2013-09-02 20:32:53 +10:00
nx-aes-ecb.c crypto: nx - fix limits to sg lists for AES-ECB 2013-09-02 20:32:52 +10:00
nx-aes-gcm.c crypto: nx - fix GCM for zero length messages 2013-09-02 20:32:55 +10:00
nx-aes-xcbc.c crypto: nx - fix XCBC for zero length messages 2013-09-02 20:32:55 +10:00
nx-sha256.c crypto: nx - fix SHA-2 for chunks bigger than block size 2013-09-02 20:32:56 +10:00
nx-sha512.c crypto: nx - fix SHA-2 for chunks bigger than block size 2013-09-02 20:32:56 +10:00
nx.c crypto: nx - add offset to nx_build_sg_lists() 2013-09-02 20:32:52 +10:00
nx.h crypto: nx - add offset to nx_build_sg_lists() 2013-09-02 20:32:52 +10:00