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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-07-09 07:30:22 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-07-09 08:11:09 +0200 |
| commit | e8775d4aa17d70d123814e68a6a51bbea50e5c16 (patch) | |
| tree | 63d9dc7dd29165acfd941e5ac83cd80e8d55b57c /arch/powerpc/kernel/exceptions-64e.S | |
| parent | powerpc/book3e: More doorbell cleanups. Sample the PIR register (diff) | |
| download | linux-e8775d4aa17d70d123814e68a6a51bbea50e5c16.tar.xz linux-e8775d4aa17d70d123814e68a6a51bbea50e5c16.zip | |
powerpc/book3e: Don't re-trigger decrementer on lazy irq restore
The decrementer on BookE acts as a level interrupt and doesn't
need to be re-triggered when going negative. It doesn't go
negative anyways (unless programmed to auto-reload with a
negative value) as it stops when reaching 0.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/exceptions-64e.S')
0 files changed, 0 insertions, 0 deletions