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Allozaur/conversation data encryption#18
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z-sachin and others added 29 commits July 31, 2026 09:40
* ggml-zendnn : group matmul API for mul_mat_id

* ggml-zendnn : scale MUL_MAT_ID fallback threshold by expert count
…FA if V cache is quantized (ggml-org#25871)

* llama : enforce the same K and V cache types for DeepSeek V4; enable FA if V cache is quantized

* llama : enforce the same K and V cache types for MLA models

---------

Co-authored-by: Stanisław Szymczyk <sszymczy@gmail.com>
* support the missed types in cpy

* use correct funct

* rm unused code
ggml-org#25025)

* SYCL: add oneMKL GEMM flash attention for XMX-accelerated prompt processing

* fattn-mkl: fix interleaved dst layout in normalize kernel

- Fix mkl_fa_normalize_head: use interleaved dst layout
  ((query * n_q_heads + head) * DV) matching TILE's
  flash_attn_combine_results. Previously used dense head-major
  layout which wrote head outputs to wrong addresses, corrupting
  attention for all models except Qwen3.6-27B (where GQA=6 heads
  were sparse enough to avoid visible overlap).

- Remove 7 redundant stream->wait() calls — SYCL in-order queue
  already serializes pure SYCL kernel dependencies. Retain only
  the 4 MKL GEMM ↔ SYCL handshake barriers (oneMKL GEMM uses its
  own internal queue that does not respect SYCL in-order).

- Remove unused dst_row_stride, diagnostic clutter, and dead
  K/V hex dump (fa_diag block in fattn-mkl.cpp).

- Add MKL_FA_DISABLE=1 env var for A/B testing.
- Add FA-DISP watchdog (MKL_FA_DEBUG=1) and FA-DIAG output
  fingerprint (MKL_FA_DIAG=1) in fattn.cpp.

Tested: Gemma-4-26B, Gemma-4-31B, Qwen3.6-27B, Qwen3.6-35B-A3B
Perf (B70/Battlemage, 32K, q8_0 KV):
  Gemma-4-26B:  1473 t/s MKL vs 746 TILE (1.97x)
  Qwen3.6-27B:   609 t/s MKL vs 330 TILE (1.85x)

Co-Authored-By: Claude Code on DeepSeek-v4-Pro

* Thank you for the review feedback: rename env vars, use GGML_LOG_INFO, document in SYCL.md

Completed the following:
- Rename MKL_FA_DISABLE → GGML_SYCL_ENABLE_MKL_FA (inverted: 0 to disable)
- Rename MKL_FA_DEBUG → GGML_SYCL_MKL_FA_DEBUG
- Rename MKL_FA_DIAG → GGML_SYCL_MKL_FA_DIAG
- Replace fprintf(stderr, ...) / fflush(stderr) with GGML_LOG_INFO() macro
- Document all three env vars in docs/backend/SYCL.md under Runtime
- Add comment explaining MKL FA activation trigger (flash-attn + quantized
  KV cache + batch-size >= 1024 + n_kv >= 1024)

Resolves review feedback from arthw.
Again, thank you!!!

Co-Authored-By: Claude Code on DeepSeek-v4-Pro

* Thank you for the review feedback round 2: use ggml_sycl_get_env, remove dup waits, gate perf macros

- Replace raw getenv() with ggml_sycl_get_env() in all 4 env-var checks
  (fattn.cpp: GGML_SYCL_ENABLE_MKL_FA, GGML_SYCL_MKL_FA_DEBUG,
   GGML_SYCL_MKL_FA_DIAG; fattn-mkl.cpp: GGML_SYCL_MKL_FA_DEBUG)
- Remove duplicated stream->wait() before ev.wait_and_throw() in GEMM
  KQ and GEMM VKQ — ev.wait_and_throw() already waits for completion
- Gate MKL_ACCUM macro behind do_print so timing accumulators are
  no-ops in normal operation
- Remove redundant MIT/Intel copyright header from fattn-mkl.cpp
- Remove unused #include <cfloat>
- Expand SYCL.md MKL FA docs with step-by-step activation trigger
  and example llama-cli command

Again, thank you!!!

Co-Authored-By: Claude Code on DeepSeek-v4-Pro

* fattn-mkl: enable MKL FA for all KV cache types

Remove the quantized-only restriction on MKL activation — the MKL
kernel converts any non-F16 K/V to F16 via to_fp16_sycl before GEMM,
so F16 (default), BF16, and F32 caches all benefit from XMX hardware
acceleration.  The type restriction was an unnecessary gate.

Before (F16/BF16 default cache + FA on at 32K prefill): ~356 t/s (TILE path)
After:  ~670 t/s (MKL path, matching quantized-cache baseline)

Minimal change: two conditions removed, one comment updated in fattn.cpp.
No kernel or conversion code changes — the dequant pipeline already
covers all types.

* fattn-mkl: rename mkl_disable -> mkl_enable for clarity

* fattn-mkl: refine MKL FA dispatch gates

Three changes:
1. Remove quantized-only restriction - MKL FA activates for all
   KV cache types (F16 default, BF16, F32, quantized).  The MKL
   kernel converts non-F16 K/V via to_fp16_sycl before GEMM.
2. Rename mkl_disable -> mkl_enable to match env var
   (GGML_SYCL_ENABLE_MKL_FA).
3. Replace batch-size threshold with Q->ne[1] >= 32 gate.
   Keeps TG (Q=1) and MTP drafts (Q=3-8) on VEC path where
   fused kernel beats MKL launch overhead.  Routes all
   multi-token prefill through XMX-accelerated GEMM.

Production data confirms Q patterns: 1-8 TG, 32-127 cache reuse,
128+ full reprocess.  At 32K F16/BF16 FA-on: 356 -> 670 t/s.

* ggml-sycl: fix F16 cache + MKL FA multi-turn corruption; add gate guards

Two changes:

1. Always copy F16 K/V to dense row-major buffers before MKL GEMM.
   Previously F16 was read in-place with raw tensor strides. During
   multi-turn conversations, the accumulated KV cache had different
   stride properties than a fresh prefill, producing corrupted outputs.
   Now dense F16 gets a fast memcpy; interleaved (Gemma) gets a strided
   copy kernel. This matches what the quantized paths already did through
   to_fp16_sycl.

2. Gate MKL FA on unsupported op params (max_bias, logit_softcap, batch
   dim mismatch) and pathological F16 strides (nb[1] not a multiple of
   ne[0]*2). These conditions would previously crash inside the MKL
   kernel. Pathological strides (test-only) and ALiBi/softcap fall
   through to TILE/VEC which handle them correctly.

The stride check uses modulo rather than equality, so both dense
(nb1 == ne0*2) and interleaved (nb1 == H * ne0*2) pass — all real
models use these layouts. Only test cases with overlapping rows
(nb1=32 or nb1=75 for ne0=40) are blocked.

Thanks to hmscider for the oneDNN FA PR (ggml-org#25222) which surfaced the
same insight: always normalize inputs to contiguous F16 before GEMM.

Co-Authored-By: Claude Code using DeepSeek-V4-Pro <noreply@anthropic.com>

* fattn-mkl: fix quant+GQA KV strides, tighten MKL gate, add K>=1024 tests

Adding K>=1024 flash-attn test cases surfaced several MKL bugs:

- Quant K/V with a padded seq-view (real KV cache) used the wrong
  strides in the dequant path... only the true Gemma interleave
  layout should reconstruct strides. nb[2] vs ne[1]*nb[1]
- Gate was firing on shapes the kernel doesn't handle: head_dim < 64
  or not a multiple of 64, MHA, attention sinks, and
  bf16 decode... fell through to vec which no bf16 case.

Gate MKL to the validated envelope: gqa>=2, head_dim 64 through 512
(has to be a multiple of 64) with matching K/V head size, mask,
no sinks/alibi/softcap... everything else falls back to tile.
Covers Qwen Dense/MoE and Gemma4 Dense/MoE

Ran test-backend-ops -o FLASH_ATTN_EXT: 3641/3641 pass.
Perplexity unchanged... 6.7267 MKL vs 6.7290 stock using
Qwen 27b q5_k_xl

* Update ggml/src/ggml-sycl/fattn.cpp

Co-authored-by: Neo Zhang <zhang.jianyu@outlook.com>

* Update ggml/src/ggml-sycl/fattn.cpp

Co-authored-by: Neo Zhang <zhang.jianyu@outlook.com>

* Update ggml/src/ggml-sycl/fattn.cpp

Co-authored-by: Neo Zhang <zhang.jianyu@outlook.com>

* fattn-mkl: bound attention scratch so it doesn't grow with batch or context... also dropped the bf16 comment in fattn.cpp per arthw review.

* Update ggml/src/ggml-sycl/fattn-mkl.cpp

Co-authored-by: Neo Zhang <zhang.jianyu@outlook.com>

* Update ggml/src/ggml-sycl/fattn-mkl.cpp

Co-authored-by: Neo Zhang <zhang.jianyu@outlook.com>

* apply arthw suggestions: enum for dequant modes, macro for wg_size, env-var one-liners

---------

Co-authored-by: Claude Code using DeepSeek-V4-Pro <noreply@anthropic.com>
Co-authored-by: Neo Zhang <zhang.jianyu@outlook.com>
…g#26320)

* spec: correct accepted tokens when need draft token replay

* cont : naming

---------

Co-authored-by: Georgi Gerganov <ggerganov@gmail.com>
* llama : load MTP tensors only if they are really used

* llama : skip loading MTP (if not used) in remaining models that support MTP

---------

Co-authored-by: Stanisław Szymczyk <sszymczy@gmail.com>
Co-authored-by: Daniel Han <unslothai@gmail.com>
…ate crashing (ggml-org#25192)

* Removed crash guard for Intel

Crash fixed from driver 32.0.101.8860

* Added driver version check for windows

* Change to convert from driverVersion rather than string

* No need to use signed

* Refactor

* allow GPU other than Xe2+

* adjusted function body position
* vulkan : add pool1d push constants and pipeline field

Declared data structures needed for POOL1D OP, which are the vk_op_pool1d_push_constants struct and pipeline_pool1d_f32 field.

* vulkan : add pool1d compute shader

Added pool1d.comp for Vulkan backend mirroring the existing pool2d shader.

* vulkan : add full GGML_OP_POOL_1D support

Added pipeline creation and op dispatch for 1D pooling in the Vulkan backend.

* vulkan : fix pool1d shader logic

Registered pool1d_f32 in vulkan-shaders-gen.cpp and fixed tensor dimension indices and avg pool scale.

* vulkan : fix pool1d end boundary crash and expand test coverage

Fixed an issue where the shader crashed when the end boundary was negative when k0 < p0. Also, added more test cases related to this fix.
* add minicpmv46 downsample

Signed-off-by: tc-mb <tianchi_cai@icloud.com>

* put downsample mode inside gguf.

Signed-off-by: tc-mb <tianchi_cai@icloud.com>

* build mtmd_image_preprocessor_llava_uhd

Signed-off-by: tc-mb <tianchi_cai@icloud.com>

* fix code

Signed-off-by: tc-mb <tianchi_cai@icloud.com>

* add convert

Signed-off-by: tc-mb <tianchi_cai@icloud.com>

* add 4x ignore vit merger

Signed-off-by: tc-mb <tianchi_cai@icloud.com>

---------

Signed-off-by: tc-mb <tianchi_cai@icloud.com>
* cli : persist reasoning_content in chat history

llama-cli collected reasoning from the stream for display but only
stored assistant content in messages, so --reasoning-preserve could
not re-inject prior thoughts on later turns.
* agents: clarify comment style and jinja knowledge

* improve Security review a bit
* Add tagged thinking tool parser

* chat : refactor and add permute helper

* cont : add support for <tool_call> omission

* cont : update tool delimiters

* cont : add comment for qwen3-coder

* cont : fix trigger pattern for <function

---------

Co-authored-by: Bart de Boer <bart.deboer@gmail.com>
…l-org#26162)

Incrementing `ref_count` at the beginning is important later
in the `free()` method of the `ggml_backend_opencl_context` at program end.
If we do not increment the `ref_count`, the result would be -1 here,
and consequently, the profiling data would not be flushed and written.
( #ifdef GGML_OPENCL_PROFILING )
* convert: add option to create separate dspark GGUF

* add --no-nextn

* fix convert bug
The dspark- files resolve like the other speculative sidecars: the
-hfd tag applies to them, a requested sidecar resolves without a full
model at the tag, and an explicit -md selection disables the discovery.
When no type is requested, dspark outranks dflash in the auto-selection
since its sidecar carries the extra Markov head.
- Implement GGML_OP_DSV4_HC_COMB, GGML_OP_DSV4_HC_PRE, and
  GGML_OP_DSV4_HC_POST with SIMDgroup register and shuffle optimized kernels.
- Add Metal dispatch and support plumbing and test the production Sinkhorn
  iteration count and embedding width.

Assisted-by: Codex

Co-authored-by: Thiago Padilha <thiago@padilha.cc>
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