linux/Documentation/core-api
Leon Romanovsky e6a58fa255 dma-mapping: Introduce DMA require coherency attribute
The mapping buffers which carry this attribute require DMA coherent system.
This means that they can't take SWIOTLB path, can perform CPU cache overlap
and doesn't perform cache flushing.

Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20260316-dma-debug-overlap-v3-4-1dde90a7f08b@nvidia.com
2026-03-20 12:05:36 +01:00
..
irq Documentation: Fix core-api typos 2025-08-18 10:31:19 -06:00
kho kho/abi: add memblock ABI header 2026-01-26 19:07:12 -08:00
real-time Documentation: update config name in real-time architecture support 2025-12-22 15:33:40 -07:00
wrappers
asm-annotations.rst
assoc_array.rst Documentation: assoc_array: Format internal tree layout tables 2025-10-17 14:23:04 -06:00
boot-time-mm.rst
cachetlb.rst mm: remove ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO 2023-08-24 16:20:19 -07:00
cgroup.rst doc/cgroup: Fix title underline length 2025-01-15 09:46:18 +01:00
circular-buffers.rst
cleanup.rst cleanup: Add usage and style documentation 2024-08-05 16:54:41 +02:00
cpu_hotplug.rst treewide: Update email address 2026-01-11 06:09:11 -10:00
debug-objects.rst
debugging-via-ohci1394.rst Documentation: Drop or replace remaining mentions of IA64 2023-09-11 08:13:18 +00:00
dma-api-howto.rst docs: dma-api: document __dma_from_device_group_begin()/end() 2025-12-31 19:28:12 -05:00
dma-api.rst dma-debug: refactor to use physical addresses for page mapping 2025-09-12 00:09:51 +02:00
dma-attributes.rst dma-mapping: Introduce DMA require coherency attribute 2026-03-20 12:05:36 +01:00
dma-isa-lpc.rst
entry.rst Documentation: core-api: entry: Replace deprecated KVM entry/exit functions 2025-07-24 08:32:59 -06:00
errseq.rst
floating-point.rst arch: add ARCH_HAS_KERNEL_FPU_SUPPORT 2024-05-19 14:36:17 -07:00
folio_queue.rst docs: folio_queue: Fix minor typo in folio_queue page 2025-08-12 12:40:15 -06:00
genalloc.rst
generic-radix-tree.rst
genericirq.rst treewide: Update email address 2026-01-11 06:09:11 -10:00
gfp_mask-from-fs-io.rst docs: core-api/gfp_mask-from-fs-io: indicate that vmalloc supports GFP_NOFS/GFP_NOIO 2024-11-22 10:42:37 -07:00
housekeeping.rst doc: Add housekeeping documentation 2026-02-03 15:23:35 +01:00
idr.rst
index.rst A slightly calmer cycle for docs this time around, though there is still a 2026-02-09 20:53:18 -08:00
kernel-api.rst It has been a relatively busy cycle for docs, especially the build system: 2025-07-31 08:36:51 -07:00
kobject.rst docs: Update documentation to avoid mentioning of kernel.h 2025-12-22 14:59:18 -07:00
kref.rst kref: Improve documentation 2024-12-13 08:49:31 -07:00
librs.rst treewide: Update email address 2026-01-11 06:09:11 -10:00
list.rst list: add primitives for private list manipulations 2026-02-08 00:13:32 -08:00
liveupdate.rst liveupdate: luo_flb: introduce File-Lifecycle-Bound global state 2026-02-08 00:13:33 -08:00
local_ops.rst
maple_tree.rst maple_tree: update the documentation of maple tree 2023-12-10 16:51:32 -08:00
memory-allocation.rst docs/core-api: memory-allocation: GFP_NOWAIT doesn't need __GFP_NOWARN 2024-07-29 15:10:25 -06:00
memory-hotplug.rst mm,memory_hotplug: drop status_change_nid parameter from memory_notify 2025-07-13 16:38:17 -07:00
min_heap.rst Documentation/core-api: min_heap: update for variable types change 2025-02-18 13:30:56 -07:00
mm-api.rst mm: rename balloon_compaction.(c|h) to balloon.(c|h) 2026-01-31 14:22:35 -08:00
netlink.rst doc/netlink: Update genetlink-legacy documentation 2023-08-27 17:17:09 -07:00
packing.rst docs: packing: Fix a typo in example code. 2025-06-09 12:29:50 -06:00
padata.rst
parser.rst Documentation: core-api: add generic parser docbook 2024-12-11 09:07:40 -07:00
pin_user_pages.rst mm: remove page_mkclean() 2024-07-03 19:30:17 -07:00
printk-basics.rst
printk-formats.rst lib/vsprintf: Add specifier for printing struct timespec64 2025-11-19 10:24:13 +01:00
printk-index.rst docs:core-api: fixed typos and grammar in printk-index page 2024-05-07 08:01:11 -06:00
protection-keys.rst Documentation/protection-keys: add AArch64 to documentation 2024-10-14 17:27:48 +01:00
rbtree.rst Docs/core-api: fix typos in rbtree.rst 2026-02-14 10:11:43 -07:00
refcount-vs-atomic.rst refcount: provide ops for cases when object's memory can be reused 2025-03-16 22:06:19 -07:00
swiotlb.rst docs/core-api: swiotlb: fix typos 2024-10-17 09:37:05 -06:00
symbol-namespaces.rst module: Rename EXPORT_SYMBOL_GPL_FOR_MODULES to EXPORT_SYMBOL_FOR_MODULES 2025-08-11 16:16:36 +02:00
this_cpu_ops.rst docs: Improve discussion of this_cpu_ptr(), add raw_cpu_ptr() 2025-02-04 21:50:06 -08:00
timekeeping.rst
tracepoint.rst
unaligned-memory-access.rst move asm/unaligned.h to linux/unaligned.h 2024-10-02 17:23:23 -04:00
union_find.rst Documentation: Fix the compilation errors in union_find.rst 2024-08-02 08:58:16 -10:00
watch_queue.rst
workqueue.rst workqueue: Add new WQ_PERCPU flag 2025-06-17 08:52:09 -10:00
xarray.rst xarray: add xas_try_split() to split a multi-index entry 2025-03-17 22:06:59 -07:00