diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2018-03-19 23:48:30 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2018-03-20 12:05:16 -0400 |
| commit | 8c82ccd63192a3ed66a454fdd70da2a4cc8455a1 (patch) | |
| tree | 398f815a292ad17992cb83e28b232f879171ced6 | |
| parent | 8ccb004677d15ebfd44470e27bc9a399b0e71e4e (diff) | |
sparc: switch compat pread64 and pwrite64 to COMPAT_SYSCALL_DEFINE
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | arch/sparc/kernel/sys_sparc32.c | 18 | ||||
| -rw-r--r-- | arch/sparc/kernel/systbls.h | 12 | ||||
| -rw-r--r-- | arch/sparc/kernel/systbls_64.S | 2 |
3 files changed, 13 insertions, 19 deletions
diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c index b266797fee99..50e9e4fdd8c6 100644 --- a/arch/sparc/kernel/sys_sparc32.c +++ b/arch/sparc/kernel/sys_sparc32.c @@ -194,22 +194,16 @@ COMPAT_SYSCALL_DEFINE5(rt_sigaction, int, sig, return ret; } -asmlinkage compat_ssize_t sys32_pread64(unsigned int fd, - char __user *ubuf, - compat_size_t count, - unsigned long poshi, - unsigned long poslo) +COMPAT_SYSCALL_DEFINE5(pread64, unsigned int, fd, char __user *, ubuf, + compat_size_t, count, u32, poshi, u32, poslo) { - return sys_pread64(fd, ubuf, count, (poshi << 32) | poslo); + return sys_pread64(fd, ubuf, count, ((u64)poshi << 32) | poslo); } -asmlinkage compat_ssize_t sys32_pwrite64(unsigned int fd, - char __user *ubuf, - compat_size_t count, - unsigned long poshi, - unsigned long poslo) +COMPAT_SYSCALL_DEFINE5(pwrite64, unsigned int, fd, char __user *, ubuf, + compat_size_t, count, u32, poshi, u32, poslo) { - return sys_pwrite64(fd, ubuf, count, (poshi << 32) | poslo); + return sys_pwrite64(fd, ubuf, count, ((u64)poshi << 32) | poslo); } COMPAT_SYSCALL_DEFINE4(readahead, int, fd, u32, offhi, u32, offlo, diff --git a/arch/sparc/kernel/systbls.h b/arch/sparc/kernel/systbls.h index 0ff3da78e09b..922c253ee086 100644 --- a/arch/sparc/kernel/systbls.h +++ b/arch/sparc/kernel/systbls.h @@ -65,16 +65,16 @@ asmlinkage long compat_sys_fstat64(unsigned int fd, asmlinkage long compat_sys_fstatat64(unsigned int dfd, const char __user *filename, struct compat_stat64 __user * statbuf, int flag); -asmlinkage compat_ssize_t sys32_pread64(unsigned int fd, +asmlinkage long compat_sys_pread64(unsigned int fd, char __user *ubuf, compat_size_t count, - unsigned long poshi, - unsigned long poslo); -asmlinkage compat_ssize_t sys32_pwrite64(unsigned int fd, + u32 poshi, + u32 poslo); +asmlinkage long compat_sys_pwrite64(unsigned int fd, char __user *ubuf, compat_size_t count, - unsigned long poshi, - unsigned long poslo); + u32 poshi, + u32 poslo); asmlinkage long compat_sys_readahead(int fd, unsigned offhi, unsigned offlo, diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S index 9d10daa5a121..34dde99548b0 100644 --- a/arch/sparc/kernel/systbls_64.S +++ b/arch/sparc/kernel/systbls_64.S @@ -32,7 +32,7 @@ sys_call_table32: /*50*/ .word sys_getegid16, sys_acct, sys_nis_syscall, sys_getgid, compat_sys_ioctl .word sys_reboot, sys32_mmap2, sys_symlink, sys_readlink, sys32_execve /*60*/ .word sys_umask, sys_chroot, compat_sys_newfstat, compat_sys_fstat64, sys_getpagesize - .word sys_msync, sys_vfork, sys32_pread64, sys32_pwrite64, sys_geteuid + .word sys_msync, sys_vfork, compat_sys_pread64, compat_sys_pwrite64, sys_geteuid /*70*/ .word sys_getegid, sys_mmap, sys_setreuid, sys_munmap, sys_mprotect .word sys_madvise, sys_vhangup, sys32_truncate64, sys_mincore, sys_getgroups16 /*80*/ .word sys_setgroups16, sys_getpgrp, sys_setgroups, compat_sys_setitimer, sys32_ftruncate64 |