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| author |   Paul Mundt <lethal@linux-sh.org> | 2010-02-17 21:17:02 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-02-17 21:17:02 +0900 |
| commit | d53a0d33bc3a50ea0e8dd1680a2e8435770b162a (patch) | |
| tree | 7f7959c3aab789afe77d16616ba1246edf0b305a /arch/sh/include/asm/io.h | |
| parent | sh: Fix up dynamically created write-through PMB mappings. (diff) | |
| download | linux-dev-d53a0d33bc3a50ea0e8dd1680a2e8435770b162a.tar.xz linux-dev-d53a0d33bc3a50ea0e8dd1680a2e8435770b162a.zip | |
sh: PMB locking overhaul.
This implements some locking for the PMB code. A high level rwlock is
added for dealing with rw accesses on the entry map while a per-entry
data structure spinlock is added to deal with the PMB entry changing out
from underneath us.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include/asm/io.h')
0 files changed, 0 insertions, 0 deletions