diff options
Diffstat (limited to 'arch/sh/kernel/sys_sh.c')
| -rw-r--r-- | arch/sh/kernel/sys_sh.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index 8fde95001c3..e18f183e103 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -33,14 +33,15 @@ */ asmlinkage int sys_pipe(unsigned long r4, unsigned long r5, unsigned long r6, unsigned long r7, - struct pt_regs regs) + struct pt_regs __regs) { + struct pt_regs *regs = RELOC_HIDE(&__regs, 0); int fd[2]; int error; error = do_pipe(fd); if (!error) { - regs.regs[1] = fd[1]; + regs->regs[1] = fd[1]; return fd[0]; } return error; @@ -50,6 +51,7 @@ unsigned long shm_align_mask = PAGE_SIZE - 1; /* Sane caches */ EXPORT_SYMBOL(shm_align_mask); +#ifdef CONFIG_MMU /* * To avoid cache aliases, we map the shared page with same color. */ @@ -135,6 +137,7 @@ full_search: addr = COLOUR_ALIGN(addr, pgoff); } } +#endif /* CONFIG_MMU */ static inline long do_mmap2(unsigned long addr, unsigned long len, unsigned long prot, @@ -311,6 +314,12 @@ asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, #endif } +#if defined(CONFIG_CPU_SH2) || defined(CONFIG_CPU_SH2A) +#define SYSCALL_ARG3 "trapa #0x23" +#else +#define SYSCALL_ARG3 "trapa #0x13" +#endif + /* * Do a system call from kernel instead of calling sys_execve so we * end up with proper pt_regs. @@ -321,7 +330,7 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[]) register long __sc4 __asm__ ("r4") = (long) filename; register long __sc5 __asm__ ("r5") = (long) argv; register long __sc6 __asm__ ("r6") = (long) envp; - __asm__ __volatile__ ("trapa #0x13" : "=z" (__sc0) + __asm__ __volatile__ (SYSCALL_ARG3 : "=z" (__sc0) : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6) : "memory"); return __sc0; |