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tests/gem_exec_nop: silence the compiler by failing on error

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gem_exec_nop.c: In function ‘exec’:
gem_exec_nop.c:101:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]

Propagate the failure and exit(1).
This commit is contained in:
Chris Wilson 2011-12-14 17:41:34 +00:00
parent ceb9f7d934
commit 2a292188e7
1 changed files with 7 additions and 4 deletions
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11
tests/gem_exec_nop.c
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@ -94,11 +94,11 @@ static double elapsed(const struct timeval *start,
return (1e6*(end->tv_sec - start->tv_sec) + (end->tv_usec - start->tv_usec))/loop;
}
static void exec(int fd, uint32_t handle, int loops)
static int exec(int fd, uint32_t handle, int loops)
{
struct drm_i915_gem_execbuffer2 execbuf;
struct drm_i915_gem_exec_object2 exec[1];
int ret;
int ret = 0;
exec[0].handle = handle;
exec[0].relocation_count = 0;
@ -121,12 +121,14 @@ static void exec(int fd, uint32_t handle, int loops)
execbuf.rsvd1 = 0;
execbuf.rsvd2 = 0;
while (loops--) {
while (loops-- && ret == 0) {
ret = drmIoctl(fd,
DRM_IOCTL_I915_GEM_EXECBUFFER2,
&execbuf);
}
gem_sync(fd, handle);
return ret;
}
int main(int argc, char **argv)
@ -145,7 +147,8 @@ int main(int argc, char **argv)
struct timeval start, end;
gettimeofday(&start, NULL);
exec(fd, handle, count);
if (exec(fd, handle, count))
exit(1);
gettimeofday(&end, NULL);
printf("Time to exec x %d: %7.3fµs\n",
count, elapsed(&start, &end, count));