Quoting Tvrtko Ursulin (2018-08-14 16:05:16) > From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> > > The reason, which I assume was there at some point, to keep the batches > persistently memory mapped does not appear to be there. So unmap them > after creation and remove the unused structure members. > > Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> > --- > benchmarks/gem_wsim.c | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/benchmarks/gem_wsim.c b/benchmarks/gem_wsim.c > index 34758419254a..24f518a7770f 100644 > --- a/benchmarks/gem_wsim.c > +++ b/benchmarks/gem_wsim.c > @@ -128,7 +128,6 @@ struct w_step > struct drm_i915_gem_relocation_entry reloc[4]; > unsigned long bb_sz; > uint32_t bb_handle; > - uint32_t *mapped_batch; > uint32_t *seqno_value; > uint32_t *seqno_address; > uint32_t *rt0_value; > @@ -136,7 +135,6 @@ struct w_step > uint32_t *rt1_address; > uint32_t *latch_value; > uint32_t *latch_address; > - unsigned int mapped_len; > }; > > DECLARE_EWMA(uint64_t, rt, 4, 2) > @@ -755,8 +753,7 @@ terminate_bb(struct w_step *w, unsigned int flags) > > *cs = bbe; > > - w->mapped_batch = ptr; > - w->mapped_len = mmap_len; > + munmap(ptr, mmap_len); The mapped_batch/ptr contains seqno_value/seqno_address etc which is used after terminate_bb(). -Chris _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
