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Diffstat (limited to 'results/classifier/gemma3:12b/hypervisor/1868527')
| -rw-r--r-- | results/classifier/gemma3:12b/hypervisor/1868527 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/hypervisor/1868527 b/results/classifier/gemma3:12b/hypervisor/1868527 new file mode 100644 index 000000000..bdce419c7 --- /dev/null +++ b/results/classifier/gemma3:12b/hypervisor/1868527 @@ -0,0 +1,18 @@ + +alignment may overlap the TLB flags + +Hi, +In QEMU-4.2.0, or git-9b26a610936deaf436af9b7e39e4b7f0a35e4409, alignment may overlap the TLB flags. +For example, the alignment: MO_ALIGN_32, + MO_ALIGN_32 = 5 << MO_ASHIFT, +and the TLB flag: TLB_DISCARD_WRITE +#define TLB_DISCARD_WRITE (1 << (TARGET_PAGE_BITS_MIN - 6)) + +then, in the function "get_alignment_bits", the assert may fail: + +#if defined(CONFIG_SOFTMMU) + /* The requested alignment cannot overlap the TLB flags. */ + tcg_debug_assert((TLB_FLAGS_MASK & ((1 << a) - 1)) == 0); +#endif + +However, the alignment of MO_ALIGN_32 is not used for now, so the assert cannot be triggered in current version. Anyway it seems like a potential conflict. \ No newline at end of file |