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H A Dipic.hdiff 77d4309e19b1a7ab3286cd741e924894fc329986 Tue Dec 04 12:01:40 CET 2007 Li Yang <leoli@freescale.com> [POWERPC] ipic: ack only for edge interrupts

Only external interrupts in edge detect mode support ack operation.
Therefore, in most cases ack is not needed. The patch makes ipic
ack only when it's needed. This could boost over all system performance.

Signed-off-by: Li Yang <leoli@freescale.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
H A Dipic.cdiff 77d4309e19b1a7ab3286cd741e924894fc329986 Tue Dec 04 12:01:40 CET 2007 Li Yang <leoli@freescale.com> [POWERPC] ipic: ack only for edge interrupts

Only external interrupts in edge detect mode support ack operation.
Therefore, in most cases ack is not needed. The patch makes ipic
ack only when it's needed. This could boost over all system performance.

Signed-off-by: Li Yang <leoli@freescale.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>