linux_dsm_epyc7002/drivers/net/ethernet/marvell
Antoine Tenart 271f7ff5aa net: mvneta: fix the Rx desc DMA address in the Rx path
When using s/w buffer management, buffers are allocated and DMA mapped.
When doing so on an arm64 platform, an offset correction is applied on
the DMA address, before storing it in an Rx descriptor. The issue is
this DMA address is then used later in the Rx path without removing the
offset correction. Thus the DMA address is wrong, which can led to
various issues.

This patch fixes this by removing the offset correction from the DMA
address retrieved from the Rx descriptor before using it in the Rx path.

Fixes: 8d5047cf9c ("net: mvneta: Convert to be 64 bits compatible")
Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-23 10:40:15 +09:00
..
mvpp2 net: mvpp2: mvpp2_percpu_read_relaxed() can be static 2018-06-04 11:36:29 -04:00
Kconfig net: mvpp2: phylink support 2018-05-17 16:11:39 -04:00
Makefile net: mvpp2: Split the PPv2 driver to a dedicated directory 2018-06-01 11:29:35 -04:00
mv643xx_eth.c treewide: setup_timer() -> timer_setup() 2017-11-21 15:57:07 -08:00
mvmdio.c drivers: net: Remove device_node checks with of_mdiobus_register() 2018-05-16 14:20:36 -04:00
mvneta_bm.c
mvneta_bm.h
mvneta.c net: mvneta: fix the Rx desc DMA address in the Rx path 2018-06-23 10:40:15 +09:00
pxa168_eth.c net: pxa168_eth: add netconsole support 2018-02-01 14:58:37 -05:00
skge.c ethernet: Use octal not symbolic permissions 2018-03-26 12:07:49 -04:00
skge.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sky2.c sky2: Increase D3 delay to sky2 stops working after suspend 2018-04-01 20:54:41 -04:00
sky2.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00