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docs: kdoc_parser: handle struct member macro VIRTIO_DECLARE_FEATURES(name)

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Parse the macro VIRTIO_DECLARE_FEATURES(name) and expand it to its
definition. These prevents one build warning:

WARNING: include/linux/virtio.h:188 struct member 'VIRTIO_DECLARE_FEATURES(features' not described in 'virtio_device'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Message-ID: <6f62e1f1210e74906fa50f4e937f66f54813661b.1772469446.git.mchehab+huawei@kernel.org>
This commit is contained in:
Randy Dunlap
2026-03-02 17:40:53 +01:00
committed by Jonathan Corbet
parent 9bff5121fe
commit 97d4e70bc2
1 changed files with 1 additions and 0 deletions
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tools/lib/python/kdoc/kdoc_parser.py
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@@ -150,6 +150,7 @@ struct_xforms = [
struct_args_pattern + r'\)', re.S), r'\1 \2[]'),
(KernRe(r'DEFINE_DMA_UNMAP_ADDR\s*\(' + struct_args_pattern + r'\)', re.S), r'dma_addr_t \1'),
(KernRe(r'DEFINE_DMA_UNMAP_LEN\s*\(' + struct_args_pattern + r'\)', re.S), r'__u32 \1'),
(KernRe(r'VIRTIO_DECLARE_FEATURES\(([\w_]+)\)'), r'union { u64 \1; u64 \1_array[VIRTIO_FEATURES_U64S]; }'),
]
#
# Regexes here are guaranteed to have the end delimiter matching