Commit b6c4ea48 authored May 27, 2021 by Robin Murphy Committed by Will Deacon Jun 01, 2021

arm64: Add assembly annotations for weak-PI-alias madness

Add yet another set of assembly symbol annotations, this time for the
borderline-absurd situation of a function aliasing to a weak symbol
which itself also wants a position-independent alias.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/75545b3c4129b20b887474bb58a9cf302bf2132b.1622128527.git.robin.murphy@arm.com

Signed-off-by: Will Deacon <will@kernel.org>

parent 020b199b

arch/arm64/include/asm/linkage.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -56,8 +56,16 @@
		SYM_FUNC_START_ALIAS(__pi_##x); \
		SYM_FUNC_START_WEAK(x)

		#define SYM_FUNC_START_WEAK_ALIAS_PI(x) \
		SYM_FUNC_START_ALIAS(__pi_##x); \
		SYM_START(x, SYM_L_WEAK, SYM_A_ALIGN)

		#define SYM_FUNC_END_PI(x) \
		SYM_FUNC_END(x); \
		SYM_FUNC_END_ALIAS(__pi_##x)

		#define SYM_FUNC_END_ALIAS_PI(x) \
		SYM_FUNC_END_ALIAS(x); \
		SYM_FUNC_END_ALIAS(__pi_##x)

		#endif