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| author | Aaro Koskinen <aaro.koskinen@iki.fi> | 2014-05-11 14:15:19 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-24 02:01:08 +0900 |
| commit | a4570140b3f80d0dfc71fdcad00b9768db0b8b04 (patch) | |
| tree | 18db28fa9f4290b258d3eaf8777f2502011ef135 /drivers/staging/octeon-usb/octeon-hcd.c | |
| parent | 1949551393b3c1579696f2e7025761dd6901871b (diff) | |
| download | op-kernel-dev-a4570140b3f80d0dfc71fdcad00b9768db0b8b04.zip op-kernel-dev-a4570140b3f80d0dfc71fdcad00b9768db0b8b04.tar.gz | |
staging: octeon-usb: delete redudant prefetches
cvmx_usb_pipe fits into a cache-line so additional prefetches are not
really helping anything.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/octeon-usb/octeon-hcd.c')
| -rw-r--r-- | drivers/staging/octeon-usb/octeon-hcd.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/staging/octeon-usb/octeon-hcd.c b/drivers/staging/octeon-usb/octeon-hcd.c index 2d15001..b0c5f51 100644 --- a/drivers/staging/octeon-usb/octeon-hcd.c +++ b/drivers/staging/octeon-usb/octeon-hcd.c @@ -2008,7 +2008,6 @@ static struct cvmx_usb_pipe *__cvmx_usb_find_ready_pipe( ((((int)current_frame - (int)pipe->split_sc_frame) & 0x7f) < 0x40)) && (!usb->active_split || (usb->active_split == t))) { - CVMX_PREFETCH(pipe, 128); CVMX_PREFETCH(t, 0); return pipe; } @@ -2660,7 +2659,6 @@ static int __cvmx_usb_poll_channel(struct cvmx_usb_state *usb, int channel) /* Make sure this channel is tied to a valid pipe */ pipe = usb->pipe_for_channel[channel]; CVMX_PREFETCH(pipe, 0); - CVMX_PREFETCH(pipe, 128); if (!pipe) return 0; transaction = list_first_entry(&pipe->transactions, |
