i2c: piix4: Request the SMBUS semaphore inside the mutex

SMBSLVCNT must be protected with the piix4_mutex_sb800 in order to avoid
multiple buses accessing to the semaphore at the same time.

Fixes: 701dc207bf55 ("i2c: piix4: Avoid race conditions with IMC")
Reported-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

path: root/tools/perf/arch/common.h

#ifndef ARCH_PERF_COMMON_H
#define ARCH_PERF_COMMON_H

#include "../util/env.h"

extern const char *objdump_path;

int perf_env__lookup_objdump(struct perf_env *env);
const char *normalize_arch(char *arch);

#endif /* ARCH_PERF_COMMON_H */