https://github.com/torvalds/linux
Revision 6de7e356faf54aa75de5b624bbce28a5b776dfa8 authored by Sebastian Andrzej Siewior on 18 June 2009, 08:19:12 UTC, committed by Pierre Ossman on 31 July 2009, 10:28:45 UTC
sg_miter_start() is currently unaware of the direction of the copy
process (to or from the scatter list). It is important to know the
direction because the page has to be flushed in case the data written
is seen on a different mapping in user land on cache incoherent
architectures.

Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Acked-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Pierre Ossman <pierre@ossman.eu>
1 parent b592972
History
Tip revision: 6de7e356faf54aa75de5b624bbce28a5b776dfa8 authored by Sebastian Andrzej Siewior on 18 June 2009, 08:19:12 UTC
lib/scatterlist: add a flags to signalize mapping direction
Tip revision: 6de7e35
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.gitignore -rw-r--r-- 952 bytes
.mailmap -rw-r--r-- 3.9 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 91.8 KB
Kbuild -rw-r--r-- 2.4 KB
MAINTAINERS -rw-r--r-- 148.2 KB
Makefile -rw-r--r-- 53.9 KB
README -rw-r--r-- 17.0 KB
REPORTING-BUGS -rw-r--r-- 3.1 KB

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