https://github.com/torvalds/linux
Revision e1fc12c5d9ad06a2a74e97a91f1b0c5f4c723b50 authored by Michel Dänzer on 03 November 2017, 15:00:35 UTC, committed by Alex Deucher on 04 November 2017, 13:48:01 UTC
Fixes a use-after-free due to a race condition in ttm_bo_cleanup_refs_and_unlock, which allows one task to reserve a BO and destroy its ttm_resv while another task is waiting for it to signal in reservation_object_wait_timeout_rcu. v2: * Always initialize bo->ttm_resv in ttm_bo_init_reserved (Christian König) Fixes: 0d2bd2ae045d "drm/ttm: fix memory leak while individualizing BOs" Reviewed-by: Chunming Zhou <david1.zhou@amd.com> # v1 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>
1 parent 37c5f2c
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History 
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Tip revision: e1fc12c5d9ad06a2a74e97a91f1b0c5f4c723b50 authored by Michel Dänzer on 03 November 2017, 15:00:35 UTC
drm/ttm: Always and only destroy bo->ttm_resv in ttm_bo_release_list
drm/ttm: Always and only destroy bo->ttm_resv in ttm_bo_release_list
Tip revision: e1fc12c
| File | Mode | Size |
|---|---|---|
| Documentation | ||
| arch | ||
| block | ||
| certs | ||
| crypto | ||
| drivers | ||
| firmware | ||
| fs | ||
| include | ||
| init | ||
| ipc | ||
| kernel | ||
| lib | ||
| mm | ||
| net | ||
| samples | ||
| scripts | ||
| security | ||
| sound | ||
| tools | ||
| usr | ||
| virt | ||
| .cocciconfig | -rw-r--r-- | 59 bytes |
| .get_maintainer.ignore | -rw-r--r-- | 31 bytes |
| .gitattributes | -rw-r--r-- | 30 bytes |
| .gitignore | -rw-r--r-- | 1.3 KB |
| .mailmap | -rw-r--r-- | 8.2 KB |
| COPYING | -rw-r--r-- | 18.3 KB |
| CREDITS | -rw-r--r-- | 96.1 KB |
| Kbuild | -rw-r--r-- | 2.2 KB |
| Kconfig | -rw-r--r-- | 252 bytes |
| MAINTAINERS | -rw-r--r-- | 420.5 KB |
| Makefile | -rw-r--r-- | 58.4 KB |
| README | -rw-r--r-- | 722 bytes |
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