linker script: add missing VMLINUX_SYMBOL (145cd30b) · Commits · 戴 / test

The newly added PERCPU_*() macros define and use __per_cpu_load but VMLINUX_SYMBOL() was missing from usages causing build failures on archs where linker visible symbol is different from C symbols (e.g. blackfin). Signed-off-by:

Tejun Heo <tj@kernel.org>

include/asm-generic/vmlinux.lds.h

+3 −2

Original line number	Diff line number	Diff line
		@@ -432,13 +432,14 @@

		#define PERCPU_PROLOG(vaddr) \
		VMLINUX_SYMBOL(__per_cpu_load) = .; \
		.data.percpu vaddr : AT(__per_cpu_load - LOAD_OFFSET) { \
		.data.percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \
		- LOAD_OFFSET) { \
		VMLINUX_SYMBOL(__per_cpu_start) = .;

		#define PERCPU_EPILOG(phdr) \
		VMLINUX_SYMBOL(__per_cpu_end) = .; \
		} phdr \
		. = __per_cpu_load + SIZEOF(.data.percpu);
		. = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data.percpu);

		/**
		* PERCPU_VADDR_PREALLOC - define output section for percpu area with prealloc

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