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tests/gem_exec_big: add a reloc at the end of the big batch

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Since that's the other place where the broken get_page blows up.

Actually it seems to only blow up on specific pages ...
This commit is contained in:
Daniel Vetter 2012-10-09 19:43:28 +02:00
parent 1431938c5c
commit fa6b0208ab
1 changed files with 22 additions and 6 deletions
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28
tests/gem_exec_big.c
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@ -50,16 +50,26 @@
#include "drmtest.h"
#define MI_BATCH_BUFFER_END (0xA<<23)
#define BATCH_SIZE (1024*1024)
static int exec(int fd, uint32_t handle)
static int exec(int fd, uint32_t handle, uint32_t reloc_ofs)
{
struct drm_i915_gem_execbuffer2 execbuf;
struct drm_i915_gem_exec_object2 gem_exec[1];
struct drm_i915_gem_relocation_entry gem_reloc[1];
uint32_t tmp;
int ret = 0;
gem_reloc[0].offset = reloc_ofs;
gem_reloc[0].delta = 0;
gem_reloc[0].target_handle = handle;
gem_reloc[0].read_domains = I915_GEM_DOMAIN_RENDER;
gem_reloc[0].write_domain = I915_GEM_DOMAIN_RENDER;
gem_reloc[0].presumed_offset = 0;
gem_exec[0].handle = handle;
gem_exec[0].relocation_count = 0;
gem_exec[0].relocs_ptr = 0;
gem_exec[0].relocation_count = 1;
gem_exec[0].relocs_ptr = (uintptr_t) gem_reloc;
gem_exec[0].alignment = 0;
gem_exec[0].offset = 0;
gem_exec[0].flags = 0;
@ -83,6 +93,9 @@ static int exec(int fd, uint32_t handle)
&execbuf);
gem_sync(fd, handle);
gem_read(fd, handle, reloc_ofs, &tmp, 4);
assert(tmp == gem_reloc[0].presumed_offset);
return ret;
}
@ -91,14 +104,17 @@ int main(int argc, char **argv)
uint32_t batch[2] = {MI_BATCH_BUFFER_END};
uint32_t handle;
int fd;
uint32_t reloc_ofs;
fd = drm_open_any();
handle = gem_create(fd, 1024*1024);
handle = gem_create(fd, BATCH_SIZE);
gem_write(fd, handle, 0, batch, sizeof(batch));
if (exec(fd, handle))
exit(1);
for (reloc_ofs = 4096; reloc_ofs < BATCH_SIZE; reloc_ofs += 4096)
if (exec(fd, handle, reloc_ofs))
exit(1);
gem_close(fd, handle);
close(fd);