[Intel-gfx] [PATCH i-g-t] i915/gem_exec_whipser: Pass early exit onto check_bo
Chris Wilson
chris at chris-wilson.co.uk
Mon Jan 14 17:45:13 UTC 2019
Quoting Tvrtko Ursulin (2019-01-14 17:43:17)
>
> On 14/01/2019 16:34, Chris Wilson wrote:
> > If we break out of the test loop early, we may not have filled all
> > dwords, so be careful to only check as far as we completed.
> >
> > Fixes: d9cd03c887a5 ("i915/gem_exec_whisper: Limit to a maximum of 150s")
> > Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> > ---
> > tests/i915/gem_exec_whisper.c | 12 ++++++------
> > 1 file changed, 6 insertions(+), 6 deletions(-)
> >
> > diff --git a/tests/i915/gem_exec_whisper.c b/tests/i915/gem_exec_whisper.c
> > index 277b678c4..0b15fe431 100644
> > --- a/tests/i915/gem_exec_whisper.c
> > +++ b/tests/i915/gem_exec_whisper.c
> > @@ -52,15 +52,14 @@ static void write_seqno(int dir, unsigned offset)
> > igt_debug("next seqno set to: 0x%x\n", seqno);
> > }
> >
> > -static void check_bo(int fd, uint32_t handle)
> > +static void check_bo(int fd, uint32_t handle, int pass)
> > {
> > uint32_t *map;
> > - int i;
> >
> > igt_debug("Verifying result\n");
> > map = gem_mmap__cpu(fd, handle, 0, 4096, PROT_READ);
> > gem_set_domain(fd, handle, I915_GEM_DOMAIN_CPU, 0);
> > - for (i = 0; i < 1024; i++)
> > + for (int i = 0; i < pass; i++)
> > igt_assert_eq(map[i], i);
> > munmap(map, 4096);
> > }
> > @@ -228,6 +227,8 @@ static void whisper(int fd, unsigned engine, unsigned flags)
> >
> > intel_detect_and_clear_missed_interrupts(fd);
> > igt_fork(child, flags & FORKED ? sysconf(_SC_NPROCESSORS_ONLN) : 1) {
> > + unsigned int pass;
> > +
> > memset(&scratch, 0, sizeof(scratch));
> > scratch.handle = gem_create(fd, 4096);
> > scratch.flags = EXEC_OBJECT_WRITE;
> > @@ -323,8 +324,7 @@ static void whisper(int fd, unsigned engine, unsigned flags)
> > }
> >
> > igt_while_interruptible(flags & INTERRUPTIBLE) {
> > - unsigned int pass = 0;
> > -
> > + pass = 0;
> > igt_until_timeout(150) {
> > uint64_t offset;
> >
> > @@ -473,7 +473,7 @@ static void whisper(int fd, unsigned engine, unsigned flags)
> > igt_info("Number of migrations for execbuf: %d\n", eb_migrations);
> > igt_info("Number of migrations for reloc: %d, interrupted %d, patched %d\n", reloc_migrations, reloc_interruptions, relocations);
> >
> > - check_bo(fd, scratch.handle);
> > + check_bo(fd, scratch.handle, pass);
> > gem_close(fd, scratch.handle);
> > gem_close(fd, store.handle);
> >
> >
>
> Serves me right for reviewing purely from patch context.
Hah. I wrote it, so who has more egg on face?
-Chris
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