On 07.01.2014 22:03, Erik Faye-Lund wrote: > When patching gathers, we don't need to check against > gathers with lower indices than the current one, as > they are guaranteed to already have been handled. > > Signed-off-by: Erik Faye-Lund <kusmabite at gmail.com> > --- > > Here's a trivial optimization I have been running with for a while. > > drivers/gpu/host1x/job.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c > index de5ec33..e965805 100644 > --- a/drivers/gpu/host1x/job.c > +++ b/drivers/gpu/host1x/job.c > @@ -534,7 +534,7 @@ int host1x_job_pin(struct host1x_job *job, struct device > *dev) > > g->base = job->gather_addr_phys[i]; > > - for (j = 0; j < job->num_gathers; j++) > + for (j = i + 1; j < job->num_gathers; j++) > if (job->gathers[j].bo == g->bo) > job->gathers[j].handled = true; >
Hi, Thanks. This looks good logically, and I ran some tests that agree. Acked-By: Terje Bergstrom <tbergstrom at nvidia.com> Terje
