Thread (109 messages) 109 messages, 13 authors, 2013-01-09

Re: [RFC PATCH v1 24/40] metag: DMA

From: Arnd Bergmann <arnd@arndb.de>
Date: 2012-11-23 16:47:30
Also in: lkml 

On Friday 23 November 2012, James Hogan wrote:
Subject: [PATCH 1/1] asm-generic/io.h: check CONFIG_VIRT_TO_BUS

Make asm-generic/io.h check CONFIG_VIRT_TO_BUS before defining
virt_to_bus() and bus_to_virt(), otherwise it's easy to accidentally
have a silently failing incorrect direct mapped definition rather then
no definition at all.

Signed-off-by: James Hogan <redacted>
Good catch!

Acked-by: Arnd Bergmann <arnd@arndb.de>
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