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| author | Miles Chen <miles.chen@mediatek.com> | 2022-01-15 01:07:30 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-01-15 17:30:29 +0300 |
| commit | 04a536bfbd0f885338eecc2a4503dfca50ac94dd (patch) | |
| tree | 146a188e565085726087865260ed8d67719065ba /mm/page_alloc.c | |
| parent | be1a13eb51077b2ec5f7f4306f93dfece503a3f1 (diff) | |
| download | linux-04a536bfbd0f885338eecc2a4503dfca50ac94dd.tar.xz | |
include/linux/gfp.h: further document GFP_DMA32
kmalloc(..., GFP_DMA32) does not return DMA32 memory because the DMA32
kmalloc cache array is not implemented. (Reason: there is no such user
in kernel).
Put a short comment about this so people can understand this by reading
the comment.
[1] https://lists.linuxfoundation.org/pipermail/iommu/2018-December/031696.html
Link: https://lkml.kernel.org/r/20211207093610.6406-1-miles.chen@mediatek.com
Signed-off-by: Miles Chen <miles.chen@mediatek.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/page_alloc.c')
0 files changed, 0 insertions, 0 deletions