Commit a6aadc28 authored by Mark Brown's avatar Mark Brown Committed by Will Deacon
Browse files

arm64: vdso: Annotate for BTI 



Generate BTI annotations for all assembly files included in the 64 bit
vDSO.

Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Reviewed-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20200506195138.22086-10-broonie@kernel.org


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 3a9b136c

arch/arm64/kernel/vdso/note.S

+3 −0
Original line number Diff line number Diff line
@@ -12,9 +12,12 @@ 
#include <linux/version.h>

#include <linux/elfnote.h>

#include <linux/build-salt.h>

#include <asm/assembler.h>



ELFNOTE_START(Linux, 0, "a")

	.long LINUX_VERSION_CODE

ELFNOTE_END



BUILD_SALT



emit_aarch64_feature_1_and

arch/arm64/kernel/vdso/sigreturn.S

+3 −0
Original line number Diff line number Diff line
@@ -9,6 +9,7 @@ 
 */



#include <linux/linkage.h>

#include <asm/assembler.h>

#include <asm/unistd.h>



	.text
@@ -24,3 +25,5 @@ SYM_FUNC_START(__kernel_rt_sigreturn) 
	svc	#0

	.cfi_endproc

SYM_FUNC_END(__kernel_rt_sigreturn)



emit_aarch64_feature_1_and

arch/arm64/kernel/vdso/vdso.S

+3 −0
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ 
#include <linux/init.h>

#include <linux/linkage.h>

#include <linux/const.h>

#include <asm/assembler.h>

#include <asm/page.h>



	.globl vdso_start, vdso_end
@@ -19,3 +20,5 @@ vdso_start: 
vdso_end:



	.previous



emit_aarch64_feature_1_and

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