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gpu/intel: let guard page handling up to client
For mesa-21 the client takes care and manages the virtual address space of the vGPU by itself and the intel/gpu driver can't add silently a guard page anymore. Move the patch to the drm/ioctl of the former mesa version. Issue #4148 #4233
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@ -380,7 +380,8 @@ class Drm_call
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{
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{
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drm_i915_gem_create * const p = reinterpret_cast<drm_i915_gem_create*>(arg);
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drm_i915_gem_create * const p = reinterpret_cast<drm_i915_gem_create*>(arg);
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uint64_t const size = (p->size + 0xfff) & ~0xfff;
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/* roundup to next page size and add guarding page */
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uint64_t const size = ((p->size + 0xfff) & ~0xfff) + 0x1000;
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Handle handle = _alloc_buffer(size);
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Handle handle = _alloc_buffer(size);
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if (handle == INVALID_HANDLE) { return -1; }
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if (handle == INVALID_HANDLE) { return -1; }
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@ -1443,8 +1443,8 @@ class Gpu::Session_component : public Genode::Session_object<Gpu::Session>
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* => better construct Buffer object as whole
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* => better construct Buffer object as whole
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*/
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*/
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/* roundup to next page size and add guarding page */
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/* roundup to next page size */
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size = ((size + 0xffful) & ~0xffful) + 0x1000;
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size = ((size + 0xffful) & ~0xffful);
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try {
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try {
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Genode::Dataspace_capability cap = _device.alloc_buffer(_heap, size);
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Genode::Dataspace_capability cap = _device.alloc_buffer(_heap, size);
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