From: Jeff Dike syscall_index and next_syscall_index turn out not to be used. Signed-off-by: Jeff Dike Cc: Paolo 'Blaisorblade' Giarrusso Signed-off-by: Andrew Morton --- arch/um/include/kern_util.h | 1 - arch/um/kernel/syscall.c | 16 ---------------- 2 files changed, 17 deletions(-) diff -puN arch/um/include/kern_util.h~uml-remove-unused-variable-and-function arch/um/include/kern_util.h --- a/arch/um/include/kern_util.h~uml-remove-unused-variable-and-function +++ a/arch/um/include/kern_util.h @@ -61,7 +61,6 @@ extern int set_signals(int enable); extern void force_sigbus(void); extern int pid_to_processor_id(int pid); extern void deliver_signals(void *t); -extern int next_syscall_index(int max); extern int next_trap_index(int max); extern void default_idle(void); extern void finish_fork(void); diff -puN arch/um/kernel/syscall.c~uml-remove-unused-variable-and-function arch/um/kernel/syscall.c --- a/arch/um/kernel/syscall.c~uml-remove-unused-variable-and-function +++ a/arch/um/kernel/syscall.c @@ -149,22 +149,6 @@ long sys_olduname(struct oldold_utsname return error; } -DEFINE_SPINLOCK(syscall_lock); - -static int syscall_index = 0; - -int next_syscall_index(int limit) -{ - int ret; - - spin_lock(&syscall_lock); - ret = syscall_index; - if(++syscall_index == limit) - syscall_index = 0; - spin_unlock(&syscall_lock); - return(ret); -} - int kernel_execve(const char *filename, char *const argv[], char *const envp[]) { mm_segment_t fs; _