Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 4c70cf07 authored by Marc Zyngier's avatar Marc Zyngier Committed by Christoffer Dall
Browse files

ARM: hyp-stub: Define a return value for failed stub calls 



Define a standard return value to be returned when a hyp stub
call fails.

Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
Signed-off-by: default avatarChristoffer Dall <cdall@linaro.org>
parent cf763e4e

arch/arm/include/asm/virt.h

+2 −0
Original line number Diff line number Diff line
@@ -104,4 +104,6 @@ extern char __hyp_text_end[]; 


#endif /* __ASSEMBLY__ */



#define HVC_STUB_ERR	0xbadca11



#endif /* ! VIRT_H */

arch/arm/kernel/hyp-stub.S

+1 −1
Original line number Diff line number Diff line
@@ -216,7 +216,7 @@ __hyp_stub_do_trap: 
	bne	1f

	bx	r1



1:	mov	r0, #-1

1:	ldr	r0, =HVC_STUB_ERR



__hyp_stub_exit:

	__ERET