[Intel-gfx] [PATCH i-g-t] i915/gem_exec_whipser: Pass early exit onto check_bo

[Chris Wilson]

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 <ch...@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);
 
-- 
2.20.1

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