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gem_close_race: Bump the workload

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Emit more work per client and many more clients in order to increase the
chance of racing i915_gem_release() and i915_gem_retire_requests()
This commit is contained in:
Chris Wilson 2013-10-29 09:25:44 +00:00
parent 51783fc7f9
commit ccb1b5888d
1 changed files with 7 additions and 5 deletions
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12
tests/gem_close_race.c
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@ -54,6 +54,7 @@ static void selfcopy(int fd, uint32_t handle)
struct drm_i915_gem_exec_object2 gem_exec[2]; struct drm_i915_gem_exec_object2 gem_exec[2];
struct drm_i915_gem_execbuffer2 execbuf; struct drm_i915_gem_execbuffer2 execbuf;
uint32_t buf[10]; uint32_t buf[10];
int loop;
memset(reloc, 0, sizeof(reloc)); memset(reloc, 0, sizeof(reloc));
memset(gem_exec, 0, sizeof(gem_exec)); memset(gem_exec, 0, sizeof(gem_exec));
@ -62,14 +63,14 @@ static void selfcopy(int fd, uint32_t handle)
buf[0] = COPY_BLT_CMD | BLT_WRITE_ALPHA | BLT_WRITE_RGB; buf[0] = COPY_BLT_CMD | BLT_WRITE_ALPHA | BLT_WRITE_RGB;
buf[1] = 0xcc << 16 | 1 << 25 | 1 << 24 | (4*1024); buf[1] = 0xcc << 16 | 1 << 25 | 1 << 24 | (4*1024);
buf[2] = 0; buf[2] = 0;
buf[3] = 1024 << 16 | 1024; buf[3] = 512 << 16 | 1024;
buf[4] = 0; buf[4] = 0;
reloc[0].offset = 4 * sizeof(uint32_t); reloc[0].offset = 4 * sizeof(uint32_t);
reloc[0].target_handle = handle; reloc[0].target_handle = handle;
reloc[0].read_domains = I915_GEM_DOMAIN_RENDER; reloc[0].read_domains = I915_GEM_DOMAIN_RENDER;
reloc[0].write_domain = I915_GEM_DOMAIN_RENDER; reloc[0].write_domain = I915_GEM_DOMAIN_RENDER;
buf[5] = 0; buf[5] = 512 << 16;
buf[6] = 4*1024; buf[6] = 4*1024;
buf[7] = 0; buf[7] = 0;
reloc[1].offset = 7 * sizeof(uint32_t); reloc[1].offset = 7 * sizeof(uint32_t);
@ -94,7 +95,8 @@ static void selfcopy(int fd, uint32_t handle)
if (HAS_BLT_RING(intel_get_drm_devid(fd))) if (HAS_BLT_RING(intel_get_drm_devid(fd)))
execbuf.flags |= I915_EXEC_BLT; execbuf.flags |= I915_EXEC_BLT;
gem_execbuf(fd, &execbuf); for (loop = 30; loop--; )
gem_execbuf(fd, &execbuf);
} }
static uint32_t load(int fd) static uint32_t load(int fd)
@ -118,7 +120,7 @@ static void run(int child)
igt_assert(fd != -1); igt_assert(fd != -1);
handle = load(fd); handle = load(fd);
if (child & 1) if ((child & 63) == 63)
gem_read(fd, handle, 0, &handle, sizeof(handle)); gem_read(fd, handle, 0, &handle, sizeof(handle));
} }
@ -130,7 +132,7 @@ int main(int argc, char *argv[])
sprintf(device, "/dev/dri/card%d", drm_get_card()); sprintf(device, "/dev/dri/card%d", drm_get_card());
igt_subtest("gem-close-race") { igt_subtest("gem-close-race") {
igt_fork(child, 100) igt_fork(child, 2000)
run(child); run(child);
igt_waitchildren(); igt_waitchildren();
} }