Merge pull request #5245 from terry182/soft-dep #7156

Job	Run time
GCC static -fanalyzer	2m 30s
GCC build arm64 allmodconfig	1m 38s
GCC build arm64	18m 42s
Clang build x86_64	4m 16s
GCC build i386	15m 33s
GCC build X86_64 with W=1	3m 45s
GCC build X86_64 with W=1 allmodconfig	1m 40s
GCC build X86_64	17m 7s
Sparse check	2m 39s
	1h 7m 50s

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