linux/arch/s390/include/asm/nospec-branch.h
Sven Schnelle 5d17d4ed7e s390: introduce nospec_uses_trampoline()
and replace all of the "__is_defined(CC_USING_EXPOLINE) && !nospec_disable"
occurrences.

Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-10-26 15:21:29 +02:00

23 lines
455 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_EXPOLINE_H
#define _ASM_S390_EXPOLINE_H
#ifndef __ASSEMBLY__
#include <linux/types.h>
extern int nospec_disable;
void nospec_init_branches(void);
void nospec_auto_detect(void);
void nospec_revert(s32 *start, s32 *end);
static inline bool nospec_uses_trampoline(void)
{
return __is_defined(CC_USING_EXPOLINE) && !nospec_disable;
}
#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_EXPOLINE_H */