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igt/gem_busy: Cap number of tries to create busy rings

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2016-04-01 14:58:18 +01:00
parent 0f5b03fa38
commit 92ee3cc1f6
1 changed files with 3 additions and 0 deletions
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3
tests/gem_busy.c
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@ -279,6 +279,9 @@ static void store(int fd, unsigned ring, uint32_t flags)
gem_execbuf(fd, &execbuf);
__gem_busy(fd, obj[0].handle, &read[0], &write[0]);
__gem_busy(fd, obj[1].handle, &read[1], &write[1]);
igt_debug("After %d cycles: read[0]=%x read[1]=%x\n",
count, read[0], read[1]);
igt_require(count <= 1 << 12);
count <<= 1;
} while (read[0] == 0 || read[1] == 0);