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2025-05-19drm/nouveau/gsp: add hal for disp.dp.get_caps()Ben Skeggs
555.42.02 has incompatible changes to NV0073_CTRL_CMD_DP_GET_CAPS. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.get_active()Ben Skeggs
555.42.02 has incompatible changes to NV0073_CTRL_CMD_SYSTEM_GET_ACTIVE. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.get_connect_state()Ben Skeggs
555.42.02 has incompatible changes to NV0073_CTRL_CMD_SYSTEM_GET_CONNECT_STATE. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.get_supported()Ben Skeggs
555.42.02 has incompatible changes to NV0073_CTRL_CMD_SYSTEM_GET_SUPPORTED. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hals for fbsr.suspend/resume()Ben Skeggs
555.42.02 has incompatible changes to FBSR. At the same time, move the calling of FBSR functions from the instmem subdev's suspend/resume paths, to GSP's. This is needed to fix ordering issues that arise from changes to FBSR in newer RM versions. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for gsp.set_rmargs()Ben Skeggs
555.42.02 has incompatible changes to GSP_ARGUMENTS_CACHED. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for gr.get_ctxbufs_info()Ben Skeggs
NV2080_CTRL_CMD_INTERNAL_STATIC_KGR_GET_CONTEXT_BUFFERS_INFO has incompatible changes in 550.40.07. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for fifo.ectx_size()Ben Skeggs
NV2080_CTRL_CMD_INTERNAL_GET_CONSTRUCTED_FALCON_INFO is moved to NV2080_CTRL_CMD_GPU_GET_CONSTRUCTED_FALCON_INFO in 550.40.07. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for fifo.xlat_rm_engine_type()Ben Skeggs
550.40.07 has incompatible changes to RM_ENGINE_TYPE defines. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.chan.set_pushbuf()Ben Skeggs
550.40.07 has incompatible changes to NV2080_CTRL_CMD_INTERNAL_DISPLAY_CHANNEL_PUSHBUFFER. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.get_static_info()Ben Skeggs
550.40.07 has incompatible changes to NV2080_CTRL_CMD_INTERNAL_DISPLAY_GET_STATIC_INFO. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.dp.set_indexed_link_rates()Ben Skeggs
545.23.06 has incompatible changes to NV0073_CTRL_CMD_DP_CONFIG_INDEXED_LINK_RATES. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for disp.bl_ctrl()Ben Skeggs
545.23.06 has incompatible changes to NV0073_CTRL_SPECIFIC_BACKLIGHT_BRIGHTNESS_PARAMS. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for gsp.drop_send_user_shared_data()Ben Skeggs
545.23.06 removes NV_VGPU_MSG_EVENT_GSP_SEND_USER_SHARED_DATA, but has another event (NVLINK_FAULT_UP) in its place. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for gsp.xlat_mc_engine_idx()Ben Skeggs
545.23.06 has incompatible changes to MC_ENGINE_IDX definitions. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for gsp.get_static_info()Ben Skeggs
545.23.06 has incompatible changes to a number of definitions that impact the layout of GspStaticConfigInfo. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for gsp.set_system_info()Ben Skeggs
545.23.06 has incompatible changes to GspSystemInfo. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add hal for wpr config info + meta initBen Skeggs
545.23.06 increases the libos3 heap size requirements, and GH100/GBxxx will need their own implementation entirely. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add defines for rmapi object handlesBen Skeggs
Add header containing defines for RMAPI handles used by NVKM, and use them in place of magic values when calling RM_ALLOC. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add common code for engines/engine objectsBen Skeggs
With minimal to no direct HW programming required, most nvkm_engine implementations are nearly identical when running on top of GSP-RM. Add a common implementation of the boilerplate, and use nvkm_rm_gpu to expose the correct class IDs. As they're now handled by common code, and there's no support for them prior to GSP-RM support - this deletes the GA100 NVDEC/NVJPG/OFA HALs, the GA102 NVENC/OFA HALs, and the AD102 GR/NVDEC/NVENC/NVJPG/OFA HALs. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add channel class id to gpu halBen Skeggs
Use channel class ID from nvkm_rm_gpu, instead of copying it from the non-GSP HALs. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add usermode class id to gpu halBen Skeggs
Use usermode class ID from nvkm_rm_gpu, instead of copying it from the non-GSP HALs. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add display class ids to gpu halBen Skeggs
Use display class IDs from nvkm_rm_gpu, instead of copying them from the non-GSP HALs. Removes the AD102 display HAL, which is no longer required as there's no support for it without GSP-RM. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: add gpu hal stubsBen Skeggs
With GSP-RM handling the majority of the HW programming, NVKM's usual HALs are more elaborate than necessary, resulting in a fair amount of duplicated boilerplate. Adds 'nvkm_rm_gpu' which serves to provide GPU-specific constants and functions in a more streamlined manner. This is initially used in subsequent commits to store engine class IDs, and replace the per-engine/engobj boilerplate with common code for all GSP-RM supported engines - and is further extended when adding GH100, GB10x and GB20x support. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: switch to a simpler GSP-RM header layoutBen Skeggs
Rather than using OpenRM's directory structure for headers, move to a layout that's split roughly around RM API boundaries. Also move the headers from include/nvrm to subdev/gsp/rm/r535/nvrm, with the rest of the r535-specific code. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: move subdev/engine impls to subdev/gsp/rm/r535/Ben Skeggs
Move all the remaining GSP-RM code together underneath a versioned path, to make the code easier to work with when adding support for a newer RM version. Aside from adjusting include paths, no code change is intended. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: move booter handling to GPU-specific codeBen Skeggs
GH100/GBxxx have significant changes to the GSP-RM boot process. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: move firmware loading to GPU-specific codeBen Skeggs
GH100/GBxxx use a slightly different set of firmwares to boot GSP-RM. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: split device handling out on its ownBen Skeggs
Split handling of NV01_DEVICE (and other related objects) out into its own module. Aside from moving the function pointers, no code change is intended. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: split client handling out on its ownBen Skeggs
Split NV01_ROOT handling out into its own module. Aside from moving the function pointers, no code change is intended. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: split rm alloc handling out on its ownBen Skeggs
Split base RM_ALLOC handling out into its own module. Aside from moving the function pointers, no code change is intended. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: split rm ctrl handling out on its ownBen Skeggs
Split base RM_CONTROL handling out into its own module. Aside from moving the function pointers, no code change is intended. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: split rpc handling out on its ownBen Skeggs
Later patches in the series add HALs around various RM APIs in order to support a newer version of GSP-RM firmware. In order to do this, begin by splitting the code up into "modules" that roughly represent RM's API boundaries so they can be more easily managed. Aside from moving the RPC function pointers, no code change is indended. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/ofa: bump max instances to 2Ben Skeggs
560.28.03 supports more NVENC instances. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/nvenc: bump max instances to 4Ben Skeggs
570.86.16 supports more NVENC instances. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/ce: bump max instances to 20Ben Skeggs
560.28.03 supports more copy engine instances. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: remove gsp-specific chid allocation pathBen Skeggs
In order to specify a channel ID to RM during channel allocation, the channel ID is broken down into a "userd page" index and an index into that page. It was assumed that RM would enforce that the same physical block of memory be used for all CHIDs within a "userd page", and the GSP paths override NVKM's normal CHID allocation to handle this. However, none of that turns out to be necessary. Remove the GSP-specific code and use the regular CHID allocation path. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-19drm/nouveau/gsp: fix rm shutdown wait conditionBen Skeggs
Though the initial upstreamed GSP-RM version in nouveau was 535.113.01, the code was developed against earlier versions. 535.42.02 modified the mailbox value used by GSP-RM to signal shutdown has completed, which was missed at the time. I'm not aware of any issues caused by this, but noticed the bug while working on GB20x support. Signed-off-by: Ben Skeggs <bskeggs@nvidia.com> Reviewed-by: Dave Airlie <airlied@redhat.com> Reviewed-by: Timur Tabi <ttabi@nvidia.com> Tested-by: Timur Tabi <ttabi@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2025-05-18x86/msr: Remove a superfluous inclusion of <asm/asm.h>Xin Li (Intel)
The following commit: efef7f184f2e ("x86/msr: Add explicit includes of <asm/msr.h>") added a superfluous inclusion of <asm/asm.h> to drivers/acpi/processor_throttling.c. Remove it. Fixes: efef7f184f2e ("x86/msr: Add explicit includes of <asm/msr.h>") Signed-off-by: Xin Li (Intel) <xin@zytor.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: H. Peter Anvin <hpa@zytor.com> Link: https://lore.kernel.org/r/20250512084552.1586883-2-xin@zytor.com
2025-05-17Merge tag 'sunxi-clk-fixes-for-6.15' of ↵Stephen Boyd
https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into clk-fixes Pull Allwinner clk driver fixes from Chen-Yu Tsai: Only two changes: - Fix the order of arguments in clk macro for SUNXI_CCU_MP_DATA_WITH_MUX_GATE_FEAT that was recently introduced in v6.15-rc1 - Add missing post-divider for D1 MMC clocks to correct halved performance * tag 'sunxi-clk-fixes-for-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux: clk: sunxi-ng: d1: Add missing divider for MMC mod clocks clk: sunxi-ng: fix order of arguments in clock macro
2025-05-17io_uring: add new helpers for posting overflowsJens Axboe
Add two helpers, one for posting overflows for lockless_cq rings, and one for non-lockless_cq rings. The former can allocate sanely with GFP_KERNEL, but needs to grab the completion lock for posting, while the latter must do non-sleeping allocs as it already holds the completion lock. While at it, mark the overflow handling functions as __cold as well, as they should not generally be called during normal operations of the ring. Reviewed-by: Caleb Sander Mateos <csander@purestorage.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-05-17io_uring: pass in struct io_big_cqe to io_alloc_ocqe()Jens Axboe
Rather than pass extra1/extra2 separately, just pass in the (now) named io_big_cqe struct instead. The callers that don't use/support CQE32 will now just pass a single NULL, rather than two seperate mystery zero values. Move the clearing of the big_cqe elements into io_alloc_ocqe() as well, so it can get moved out of the generic code. Reviewed-by: Caleb Sander Mateos <csander@purestorage.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-05-17io_uring: make io_alloc_ocqe() take a struct io_cqe pointerJens Axboe
The number of arguments to io_alloc_ocqe() is a bit unwieldy. Make it take a struct io_cqe pointer rather than three separate CQE args. One path already has that readily available, add an io_init_cqe() helper for the remaining two. Reviewed-by: Caleb Sander Mateos <csander@purestorage.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-05-17io_uring: split alloc and add of overflowJens Axboe
Add a new helper, io_alloc_ocqe(), that simply allocates and fills an overflow entry. Then it can get done outside of the locking section, and hence use more appropriate gfp_t allocation flags rather than always default to GFP_ATOMIC. Inspired by a previous series from Pavel: https://lore.kernel.org/io-uring/cover.1747209332.git.asml.silence@gmail.com/ Reviewed-by: Caleb Sander Mateos <csander@purestorage.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-05-17bcachefs: Fix bch2_btree_path_traverse_cached() when paths reallocedKent Overstreet
btree_key_cache_fill() will allocate and traverse another path (for the underlying btree), so we can't hold pointers to paths across a call - we have to pass indices. Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2025-05-17Merge tag 'dmaengine-fix-6.15' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine Pull dmaengine fixes from Vinod Koul: "This has a bunch of idxd driver fixes, dmatest revert and bunch of smaller driver fixes: - a bunch of idxd potential mem leak fixes - dmatest revert for waiting for interrupt fix as that causes issue - a couple of ti k3 udma fixes for locking and cap_mask - mediatek deadlock fix and unused variable cleanup fix" * tag 'dmaengine-fix-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: dmaengine: mediatek: drop unused variable dmaengine: fsl-edma: Fix return code for unhandled interrupts dmaengine: mediatek: Fix a possible deadlock error in mtk_cqdma_tx_status() dmaengine: idxd: Fix ->poll() return value dmaengine: idxd: Refactor remove call with idxd_cleanup() helper dmaengine: idxd: Add missing idxd cleanup to fix memory leak in remove call dmaengine: idxd: fix memory leak in error handling path of idxd_pci_probe dmaengine: idxd: fix memory leak in error handling path of idxd_alloc dmaengine: idxd: Add missing cleanups in cleanup internals dmaengine: idxd: Add missing cleanup for early error out in idxd_setup_internals dmaengine: idxd: fix memory leak in error handling path of idxd_setup_groups dmaengine: idxd: fix memory leak in error handling path of idxd_setup_engines dmaengine: idxd: fix memory leak in error handling path of idxd_setup_wqs dmaengine: ptdma: Move variable condition check to the first place and remove redundancy dmaengine: idxd: Fix allowing write() from different address spaces dmaengine: ti: k3-udma: Add missing locking dmaengine: ti: k3-udma: Use cap_mask directly from dma_device structure instead of a local copy dmaengine: Revert "dmaengine: dmatest: Fix dmatest waiting less when interrupted" dmaengine: idxd: cdev: Fix uninitialized use of sva in idxd_cdev_open
2025-05-17Merge tag 'phy-fixes-6.15' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy Pull phy fixes from Vinod Koul: "A bunch of renesas fixes and few smaller fixes in other drivers: - Rensas fixes for unbind ole detection, irq, locking etc - tegra fixes for error handling at init and UTMI power states and stray unlock fix - rockchip missing assignment and pll output fixes - startfive usb host detection fixes" * tag 'phy-fixes-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: phy: Fix error handling in tegra_xusb_port_init phy: renesas: rcar-gen3-usb2: Set timing registers only once phy: renesas: rcar-gen3-usb2: Assert PLL reset on PHY power off phy: renesas: rcar-gen3-usb2: Lock around hardware registers and driver data phy: renesas: rcar-gen3-usb2: Move IRQ request in probe phy: renesas: rcar-gen3-usb2: Fix role detection on unbind/bind phy: tegra: xusb: remove a stray unlock phy: phy-rockchip-samsung-hdptx: Fix PHY PLL output 50.25MHz error phy: starfive: jh7110-usb: Fix USB 2.0 host occasional detection failure phy: rockchip-samsung-dcphy: Add missing assignment phy: can-transceiver: Re-instate "mux-states" property presence check phy: qcom-qmp-ufs: check for mode type for phy setting phy: tegra: xusb: Use a bitmask for UTMI pad power state tracking
2025-05-17btrfs: move misplaced comment of btrfs_path::keep_locksSun YangKai
Commit 925baeddc5b0 ("Btrfs: Start btree concurrency work.") added the comment for the field keep_locks. This got moved later but without the comment, so move it to the right place and fix the comment style. Signed-off-by: Sun YangKai <sunk67188@gmail.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2025-05-17Merge tag 'soundwire-6.15-fixes' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire Pull soundwire fix from Vinod Koul: - Fix for irq domain creation race in the core * tag 'soundwire-6.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire: soundwire: bus: Fix race on the creation of the IRQ domain
2025-05-17Merge tag 'mm-hotfixes-stable-2025-05-17-09-41' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Pull hotfixes from Andrew Morton: "Nine singleton hotfixes, all MM. Four are cc:stable" * tag 'mm-hotfixes-stable-2025-05-17-09-41' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: mm: userfaultfd: correct dirty flags set for both present and swap pte zsmalloc: don't underflow size calculation in zs_obj_write() mm/page_alloc: fix race condition in unaccepted memory handling mm/page_alloc: ensure try_alloc_pages() plays well with unaccepted memory MAINTAINERS: add mm GUP section mm/codetag: move tag retrieval back upfront in __free_pages() mm/memory: fix mapcount / refcount sanity check for mTHP reuse kernel/fork: only call untrack_pfn_clear() on VMAs duplicated for fork() mm: hugetlb: fix incorrect fallback for subpool