| commit | beeca08738c4c4024c81a591812bfe38f8c436c0 | [log] [tgz] |
|---|---|---|
| author | Paul Mackerras <paulus@samba.org> | Wed Sep 28 20:29:44 2005 +1000 |
| committer | Paul Mackerras <paulus@samba.org> | Wed Sep 28 20:29:44 2005 +1000 |
| tree | 2d668f8529c54562c13ee06f2777d0f145f92c1e | |
| parent | 20c8c2106305729e7d5e06f6c3d390e965a3dd34 [diff] |
Don't call a NULL ack function in the generic IRQ code. Some IRQ controllers don't need an ack function (e.g. OpenPIC on PPC platforms) and for them we'd rather not have the overhead of doing an indirect call to a function that does nothing. Signed-off-by: Paul Mackerras <paulus@samba.org>