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drm/radeon: Use drm_malloc_ab instead of kmalloc_array

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Should avoid kmalloc failures due to large number of array entries.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=81991
Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Michel Dänzer 2014-10-20 18:40:54 +09:00 committed by Alex Deucher
parent 6fa455935a
commit e5a5fd4df2
3 changed files with 5 additions and 5 deletions
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2
drivers/gpu/drm/radeon/radeon_cs.c
View File

@ -450,7 +450,7 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error, bo
kfree(parser->track);
kfree(parser->relocs);
kfree(parser->relocs_ptr);
kfree(parser->vm_bos);
drm_free_large(parser->vm_bos);
for (i = 0; i < parser->nchunks; i++)
drm_free_large(parser->chunks[i].kdata);
kfree(parser->chunks);

4
drivers/gpu/drm/radeon/radeon_ring.c
View File

@ -314,7 +314,7 @@ unsigned radeon_ring_backup(struct radeon_device *rdev, struct radeon_ring *ring
}
/* and then save the content of the ring */
*data = kmalloc_array(size, sizeof(uint32_t), GFP_KERNEL);
*data = drm_malloc_ab(size, sizeof(uint32_t));
if (!*data) {
mutex_unlock(&rdev->ring_lock);
return 0;
@ -356,7 +356,7 @@ int radeon_ring_restore(struct radeon_device *rdev, struct radeon_ring *ring,
}
radeon_ring_unlock_commit(rdev, ring, false);
kfree(data);
drm_free_large(data);
return 0;
}

4
drivers/gpu/drm/radeon/radeon_vm.c
View File

@ -132,8 +132,8 @@ struct radeon_cs_reloc *radeon_vm_get_bos(struct radeon_device *rdev,
struct radeon_cs_reloc *list;
unsigned i, idx;
list = kmalloc_array(vm->max_pde_used + 2,
sizeof(struct radeon_cs_reloc), GFP_KERNEL);
list = drm_malloc_ab(vm->max_pde_used + 2,
sizeof(struct radeon_cs_reloc));
if (!list)
return NULL;