修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/s390/lib/Makefile
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..
@@ -3,9 +3,8 @@
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 # Makefile for s390-specific library files..
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 #
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-lib-y += delay.o string.o uaccess.o find.o
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+lib-y += delay.o string.o uaccess.o find.o spinlock.o
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 obj-y += mem.o xor.o
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-lib-$(CONFIG_SMP) += spinlock.o
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 lib-$(CONFIG_KPROBES) += probes.o
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 lib-$(CONFIG_UPROBES) += probes.o
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..
..
@@ -13,5 +12,7 @@
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 # produce false positives
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 KASAN_SANITIZE_uaccess.o := n
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-chkbss := mem.o
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-include $(srctree)/arch/s390/scripts/Makefile.chkbss
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+obj-$(CONFIG_S390_UNWIND_SELFTEST) += test_unwind.o
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+CFLAGS_test_unwind.o += -fno-optimize-sibling-calls
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+
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+lib-$(CONFIG_FUNCTION_ERROR_INJECTION) += error-inject.o