2.6.27-stable review patch. If anyone has any objections, please let us know. ------------------ From: dann frazier Backport of upstream commits by: Ralf Baechle Xiaotian Feng upstream commits: dbda6ac0897603f6c6dfadbbc37f9882177ec7ac d6c178e9694e7e0c7ffe0289cf4389a498cac735 c189846ecf900cd6b3ad7d3cef5b45a746ce646b Signed-off-by: dann frazier Signed-off-by: Greg Kroah-Hartman --- arch/mips/Kconfig | 1 arch/mips/kernel/linux32.c | 69 +++++++++++++++++++++++------------------ arch/mips/kernel/scall32-o32.S | 4 +- arch/mips/kernel/scall64-64.S | 2 - arch/mips/kernel/scall64-n32.S | 28 ++++++++-------- arch/mips/kernel/scall64-o32.S | 40 +++++++++++------------ arch/mips/kernel/signal.c | 5 +- arch/mips/kernel/signal32.c | 28 ++++++++-------- arch/mips/kernel/syscall.c | 26 +++++++-------- arch/mips/mm/cache.c | 5 +- 10 files changed, 110 insertions(+), 98 deletions(-) --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1293,6 +1293,7 @@ config 32BIT config 64BIT bool "64-bit kernel" depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL + select HAVE_SYSCALL_WRAPPERS help Select this option if you want to build a 64-bit kernel. --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #include #include @@ -98,9 +99,9 @@ int cp_compat_stat(struct kstat *stat, s return copy_to_user(statbuf, &tmp, sizeof(tmp)) ? -EFAULT : 0; } -asmlinkage unsigned long -sys32_mmap2(unsigned long addr, unsigned long len, unsigned long prot, - unsigned long flags, unsigned long fd, unsigned long pgoff) +SYSCALL_DEFINE6(32_mmap2, unsigned long, addr, unsigned long, len, + unsigned long, prot, unsigned long, flags, unsigned long, fd, + unsigned long, pgoff) { struct file * file = NULL; unsigned long error; @@ -156,14 +157,14 @@ struct rlimit32 { int rlim_max; }; -asmlinkage long sys32_truncate64(const char __user * path, - unsigned long __dummy, int a2, int a3) +SYSCALL_DEFINE4(32_truncate64, const char __user *, path, + unsigned long, __dummy, unsigned long, a2, unsigned long, a3) { return sys_truncate(path, merge_64(a2, a3)); } -asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long __dummy, - int a2, int a3) +SYSCALL_DEFINE4(32_ftruncate64, unsigned long, fd, unsigned long, __dummy, + unsigned long, a2, unsigned long, a3) { return sys_ftruncate(fd, merge_64(a2, a3)); } @@ -234,9 +235,9 @@ sys32_settimeofday(struct compat_timeval return do_sys_settimeofday(tv ? &kts : NULL, tz ? &ktz : NULL); } -asmlinkage int sys32_llseek(unsigned int fd, unsigned int offset_high, - unsigned int offset_low, loff_t __user * result, - unsigned int origin) +SYSCALL_DEFINE5(32_llseek, unsigned int, fd, unsigned int, offset_high, + unsigned int, offset_low, loff_t __user *, result, + unsigned int, origin) { return sys_llseek(fd, offset_high, offset_low, result, origin); } @@ -245,20 +246,20 @@ asmlinkage int sys32_llseek(unsigned int lseek back to original location. They fail just like lseek does on non-seekable files. */ -asmlinkage ssize_t sys32_pread(unsigned int fd, char __user * buf, - size_t count, u32 unused, u64 a4, u64 a5) +SYSCALL_DEFINE6(32_pread, unsigned long, fd, char __user *, buf, size_t, count, + unsigned long, unused, unsigned long, a4, unsigned long, a5) { return sys_pread64(fd, buf, count, merge_64(a4, a5)); } -asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char __user * buf, - size_t count, u32 unused, u64 a4, u64 a5) +SYSCALL_DEFINE6(32_pwrite, unsigned int, fd, const char __user *, buf, + size_t, count, u32, unused, u64, a4, u64, a5) { return sys_pwrite64(fd, buf, count, merge_64(a4, a5)); } -asmlinkage int sys32_sched_rr_get_interval(compat_pid_t pid, - struct compat_timespec __user *interval) +SYSCALL_DEFINE2(32_sched_rr_get_interval, compat_pid_t, pid, + struct compat_timespec __user *, interval) { struct timespec t; int ret; @@ -275,8 +276,8 @@ asmlinkage int sys32_sched_rr_get_interv #ifdef CONFIG_SYSVIPC -asmlinkage long -sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth) +SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third, + unsigned long, ptr, unsigned long, fifth) { int version, err; @@ -334,8 +335,8 @@ sys32_ipc(u32 call, int first, int secon #else -asmlinkage long -sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth) +SYSCALL_DEFINE6(32_ipc, u32, call, int, first, int, second, int, third, + u32, ptr, u32, fifth) { return -ENOSYS; } @@ -343,7 +344,7 @@ sys32_ipc(u32 call, int first, int secon #endif /* CONFIG_SYSVIPC */ #ifdef CONFIG_MIPS32_N32 -asmlinkage long sysn32_semctl(int semid, int semnum, int cmd, u32 arg) +SYSCALL_DEFINE4(n32_semctl, int, semid, int, semnum, int, cmd, u32, arg) { /* compat_sys_semctl expects a pointer to union semun */ u32 __user *uptr = compat_alloc_user_space(sizeof(u32)); @@ -352,13 +353,14 @@ asmlinkage long sysn32_semctl(int semid, return compat_sys_semctl(semid, semnum, cmd, uptr); } -asmlinkage long sysn32_msgsnd(int msqid, u32 msgp, unsigned msgsz, int msgflg) +SYSCALL_DEFINE4(n32_msgsnd, int, msqid, u32, msgp, unsigned int, msgsz, + int, msgflg) { return compat_sys_msgsnd(msqid, msgsz, msgflg, compat_ptr(msgp)); } -asmlinkage long sysn32_msgrcv(int msqid, u32 msgp, size_t msgsz, int msgtyp, - int msgflg) +SYSCALL_DEFINE5(n32_msgrcv, int, msqid, u32, msgp, size_t, msgsz, + int, msgtyp, int, msgflg) { return compat_sys_msgrcv(msqid, msgsz, msgtyp, msgflg, IPC_64, compat_ptr(msgp)); @@ -378,7 +380,7 @@ struct sysctl_args32 #ifdef CONFIG_SYSCTL_SYSCALL -asmlinkage long sys32_sysctl(struct sysctl_args32 __user *args) +SYSCALL_DEFINE1(32_sysctl, struct sysctl_args32 __user *, args) { struct sysctl_args32 tmp; int error; @@ -417,9 +419,16 @@ asmlinkage long sys32_sysctl(struct sysc return error; } +#else + +SYSCALL_DEFINE1(32_sysctl, struct sysctl_args32 __user *, args) +{ + return -ENOSYS; +} + #endif /* CONFIG_SYSCTL_SYSCALL */ -asmlinkage long sys32_newuname(struct new_utsname __user * name) +SYSCALL_DEFINE1(32_newuname, struct new_utsname __user *, name) { int ret = 0; @@ -435,7 +444,7 @@ asmlinkage long sys32_newuname(struct ne return ret; } -asmlinkage int sys32_personality(unsigned long personality) +SYSCALL_DEFINE1(32_personality, unsigned long, personality) { int ret; personality &= 0xffffffff; @@ -458,7 +467,7 @@ struct ustat32 { extern asmlinkage long sys_ustat(dev_t dev, struct ustat __user * ubuf); -asmlinkage int sys32_ustat(dev_t dev, struct ustat32 __user * ubuf32) +SYSCALL_DEFINE2(32_ustat, dev_t, dev, struct ustat32 __user *, ubuf32) { int err; struct ustat tmp; @@ -482,8 +491,8 @@ out: return err; } -asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, - s32 count) +SYSCALL_DEFINE4(32_sendfile, long, out_fd, long, in_fd, + compat_off_t __user *, offset, s32, count) { mm_segment_t old_fs = get_fs(); int ret; --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -402,7 +402,7 @@ einval: li v0, -EINVAL sys sys_swapon 2 sys sys_reboot 3 sys sys_old_readdir 3 - sys old_mmap 6 /* 4090 */ + sys sys_mips_mmap 6 /* 4090 */ sys sys_munmap 2 sys sys_truncate 2 sys sys_ftruncate 2 @@ -522,7 +522,7 @@ einval: li v0, -EINVAL sys sys_sendfile 4 sys sys_ni_syscall 0 sys sys_ni_syscall 0 - sys sys_mmap2 6 /* 4210 */ + sys sys_mips_mmap2 6 /* 4210 */ sys sys_truncate64 4 sys sys_ftruncate64 4 sys sys_stat64 2 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -207,7 +207,7 @@ sys_call_table: PTR sys_newlstat PTR sys_poll PTR sys_lseek - PTR old_mmap + PTR sys_mips_mmap PTR sys_mprotect /* 5010 */ PTR sys_munmap PTR sys_brk --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -129,12 +129,12 @@ EXPORT(sysn32_call_table) PTR sys_newlstat PTR sys_poll PTR sys_lseek - PTR old_mmap + PTR sys_mips_mmap PTR sys_mprotect /* 6010 */ PTR sys_munmap PTR sys_brk - PTR sys32_rt_sigaction - PTR sys32_rt_sigprocmask + PTR sys_32_rt_sigaction + PTR sys_32_rt_sigprocmask PTR compat_sys_ioctl /* 6015 */ PTR sys_pread64 PTR sys_pwrite64 @@ -159,7 +159,7 @@ EXPORT(sysn32_call_table) PTR compat_sys_setitimer PTR sys_alarm PTR sys_getpid - PTR sys32_sendfile + PTR sys_32_sendfile PTR sys_socket /* 6040 */ PTR sys_connect PTR sys_accept @@ -181,14 +181,14 @@ EXPORT(sysn32_call_table) PTR sys_exit PTR compat_sys_wait4 PTR sys_kill /* 6060 */ - PTR sys32_newuname + PTR sys_32_newuname PTR sys_semget PTR sys_semop - PTR sysn32_semctl + PTR sys_n32_semctl PTR sys_shmdt /* 6065 */ PTR sys_msgget - PTR sysn32_msgsnd - PTR sysn32_msgrcv + PTR sys_n32_msgsnd + PTR sys_n32_msgrcv PTR compat_sys_msgctl PTR compat_sys_fcntl /* 6070 */ PTR sys_flock @@ -245,15 +245,15 @@ EXPORT(sysn32_call_table) PTR sys_getsid PTR sys_capget PTR sys_capset - PTR sys32_rt_sigpending /* 6125 */ + PTR sys_32_rt_sigpending /* 6125 */ PTR compat_sys_rt_sigtimedwait - PTR sys32_rt_sigqueueinfo + PTR sys_32_rt_sigqueueinfo PTR sysn32_rt_sigsuspend PTR sys32_sigaltstack PTR compat_sys_utime /* 6130 */ PTR sys_mknod - PTR sys32_personality - PTR sys32_ustat + PTR sys_32_personality + PTR sys_32_ustat PTR compat_sys_statfs PTR compat_sys_fstatfs /* 6135 */ PTR sys_sysfs @@ -265,14 +265,14 @@ EXPORT(sysn32_call_table) PTR sys_sched_getscheduler PTR sys_sched_get_priority_max PTR sys_sched_get_priority_min - PTR sys32_sched_rr_get_interval /* 6145 */ + PTR sys_32_sched_rr_get_interval /* 6145 */ PTR sys_mlock PTR sys_munlock PTR sys_mlockall PTR sys_munlockall PTR sys_vhangup /* 6150 */ PTR sys_pivot_root - PTR sys32_sysctl + PTR sys_32_sysctl PTR sys_prctl PTR compat_sys_adjtimex PTR compat_sys_setrlimit /* 6155 */ --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -267,12 +267,12 @@ sys_call_table: PTR sys_olduname PTR sys_umask /* 4060 */ PTR sys_chroot - PTR sys32_ustat + PTR sys_32_ustat PTR sys_dup2 PTR sys_getppid PTR sys_getpgrp /* 4065 */ PTR sys_setsid - PTR sys32_sigaction + PTR sys_32_sigaction PTR sys_sgetmask PTR sys_ssetmask PTR sys_setreuid /* 4070 */ @@ -295,7 +295,7 @@ sys_call_table: PTR sys_swapon PTR sys_reboot PTR compat_sys_old_readdir - PTR old_mmap /* 4090 */ + PTR sys_mips_mmap /* 4090 */ PTR sys_munmap PTR sys_truncate PTR sys_ftruncate @@ -322,12 +322,12 @@ sys_call_table: PTR compat_sys_wait4 PTR sys_swapoff /* 4115 */ PTR compat_sys_sysinfo - PTR sys32_ipc + PTR sys_32_ipc PTR sys_fsync PTR sys32_sigreturn PTR sys32_clone /* 4120 */ PTR sys_setdomainname - PTR sys32_newuname + PTR sys_32_newuname PTR sys_ni_syscall /* sys_modify_ldt */ PTR compat_sys_adjtimex PTR sys_mprotect /* 4125 */ @@ -341,11 +341,11 @@ sys_call_table: PTR sys_fchdir PTR sys_bdflush PTR sys_sysfs /* 4135 */ - PTR sys32_personality + PTR sys_32_personality PTR sys_ni_syscall /* for afs_syscall */ PTR sys_setfsuid PTR sys_setfsgid - PTR sys32_llseek /* 4140 */ + PTR sys_32_llseek /* 4140 */ PTR compat_sys_getdents PTR compat_sys_select PTR sys_flock @@ -358,7 +358,7 @@ sys_call_table: PTR sys_ni_syscall /* 4150 */ PTR sys_getsid PTR sys_fdatasync - PTR sys32_sysctl + PTR sys_32_sysctl PTR sys_mlock PTR sys_munlock /* 4155 */ PTR sys_mlockall @@ -370,7 +370,7 @@ sys_call_table: PTR sys_sched_yield PTR sys_sched_get_priority_max PTR sys_sched_get_priority_min - PTR sys32_sched_rr_get_interval /* 4165 */ + PTR sys_32_sched_rr_get_interval /* 4165 */ PTR compat_sys_nanosleep PTR sys_mremap PTR sys_accept @@ -399,25 +399,25 @@ sys_call_table: PTR sys_getresgid PTR sys_prctl PTR sys32_rt_sigreturn - PTR sys32_rt_sigaction - PTR sys32_rt_sigprocmask /* 4195 */ - PTR sys32_rt_sigpending + PTR sys_32_rt_sigaction + PTR sys_32_rt_sigprocmask /* 4195 */ + PTR sys_32_rt_sigpending PTR compat_sys_rt_sigtimedwait - PTR sys32_rt_sigqueueinfo + PTR sys_32_rt_sigqueueinfo PTR sys32_rt_sigsuspend - PTR sys32_pread /* 4200 */ - PTR sys32_pwrite + PTR sys_32_pread /* 4200 */ + PTR sys_32_pwrite PTR sys_chown PTR sys_getcwd PTR sys_capget PTR sys_capset /* 4205 */ PTR sys32_sigaltstack - PTR sys32_sendfile + PTR sys_32_sendfile PTR sys_ni_syscall PTR sys_ni_syscall - PTR sys32_mmap2 /* 4210 */ - PTR sys32_truncate64 - PTR sys32_ftruncate64 + PTR sys_mips_mmap2 /* 4210 */ + PTR sys_32_truncate64 + PTR sys_32_ftruncate64 PTR sys_newstat PTR sys_newlstat PTR sys_newfstat /* 4215 */ @@ -483,7 +483,7 @@ sys_call_table: PTR compat_sys_mq_notify /* 4275 */ PTR compat_sys_mq_getsetattr PTR sys_ni_syscall /* sys_vserver */ - PTR sys32_waitid + PTR sys_32_waitid PTR sys_ni_syscall /* available, was setaltroot */ PTR sys_add_key /* 4280 */ PTR sys_request_key --- a/arch/mips/kernel/signal32.c +++ b/arch/mips/kernel/signal32.c @@ -349,8 +349,8 @@ asmlinkage int sys32_rt_sigsuspend(nabi_ return -ERESTARTNOHAND; } -asmlinkage int sys32_sigaction(int sig, const struct sigaction32 __user *act, - struct sigaction32 __user *oact) +SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act, + struct sigaction32 __user *, oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -692,9 +692,9 @@ struct mips_abi mips_abi_32 = { .restart = __NR_O32_restart_syscall }; -asmlinkage int sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, - struct sigaction32 __user *oact, - unsigned int sigsetsize) +SYSCALL_DEFINE4(32_rt_sigaction, int, sig, + const struct sigaction32 __user *, act, + struct sigaction32 __user *, oact, unsigned int, sigsetsize) { struct k_sigaction new_sa, old_sa; int ret = -EINVAL; @@ -736,8 +736,8 @@ out: return ret; } -asmlinkage int sys32_rt_sigprocmask(int how, compat_sigset_t __user *set, - compat_sigset_t __user *oset, unsigned int sigsetsize) +SYSCALL_DEFINE4(32_rt_sigprocmask, int, how, compat_sigset_t __user *, set, + compat_sigset_t __user *, oset, unsigned int, sigsetsize) { sigset_t old_set, new_set; int ret; @@ -758,8 +758,8 @@ asmlinkage int sys32_rt_sigprocmask(int return ret; } -asmlinkage int sys32_rt_sigpending(compat_sigset_t __user *uset, - unsigned int sigsetsize) +SYSCALL_DEFINE2(32_rt_sigpending, compat_sigset_t __user *, uset, + unsigned int, sigsetsize) { int ret; sigset_t set; @@ -775,7 +775,8 @@ asmlinkage int sys32_rt_sigpending(compa return ret; } -asmlinkage int sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo) +SYSCALL_DEFINE3(32_rt_sigqueueinfo, int, pid, int, sig, + compat_siginfo_t __user *, uinfo) { siginfo_t info; int ret; @@ -790,10 +791,9 @@ asmlinkage int sys32_rt_sigqueueinfo(int return ret; } -asmlinkage long -sys32_waitid(int which, compat_pid_t pid, - compat_siginfo_t __user *uinfo, int options, - struct compat_rusage __user *uru) +SYSCALL_DEFINE5(32_waitid, int, which, compat_pid_t, pid, + compat_siginfo_t __user *, uinfo, int, options, + struct compat_rusage __user *, uru) { siginfo_t info; struct rusage ru; --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include @@ -338,8 +339,8 @@ asmlinkage int sys_rt_sigsuspend(nabi_no } #ifdef CONFIG_TRAD_SIGNALS -asmlinkage int sys_sigaction(int sig, const struct sigaction __user *act, - struct sigaction __user *oact) +SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act, + struct sigaction __user *, oact) { struct k_sigaction new_ka, old_ka; int ret; --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c @@ -153,9 +153,9 @@ out: return error; } -asmlinkage unsigned long -old_mmap(unsigned long addr, unsigned long len, int prot, - int flags, int fd, off_t offset) +SYSCALL_DEFINE6(mips_mmap, unsigned long, addr, unsigned long, len, + unsigned long, prot, unsigned long, flags, unsigned long, + fd, off_t, offset) { unsigned long result; @@ -169,9 +169,9 @@ out: return result; } -asmlinkage unsigned long -sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, - unsigned long flags, unsigned long fd, unsigned long pgoff) +SYSCALL_DEFINE6(mips_mmap2, unsigned long, addr, unsigned long, len, + unsigned long, prot, unsigned long, flags, unsigned long, fd, + unsigned long, pgoff) { if (pgoff & (~PAGE_MASK >> 12)) return -EINVAL; @@ -241,7 +241,7 @@ out: /* * Compacrapability ... */ -asmlinkage int sys_uname(struct old_utsname __user * name) +SYSCALL_DEFINE1(uname, struct old_utsname __user *, name) { if (name && !copy_to_user(name, utsname(), sizeof (*name))) return 0; @@ -251,7 +251,7 @@ asmlinkage int sys_uname(struct old_utsn /* * Compacrapability ... */ -asmlinkage int sys_olduname(struct oldold_utsname __user * name) +SYSCALL_DEFINE1(olduname, struct oldold_utsname __user *, name) { int error; @@ -280,7 +280,7 @@ asmlinkage int sys_olduname(struct oldol return error; } -asmlinkage int sys_set_thread_area(unsigned long addr) +SYSCALL_DEFINE1(set_thread_area, unsigned long, addr) { struct thread_info *ti = task_thread_info(current); @@ -291,7 +291,7 @@ asmlinkage int sys_set_thread_area(unsig return 0; } -asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) +asmlinkage int _sys_sysmips(long cmd, long arg1, long arg2, long arg3) { switch (cmd) { case MIPS_ATOMIC_SET: @@ -326,8 +326,8 @@ asmlinkage int _sys_sysmips(int cmd, lon * * This is really horribly ugly. */ -asmlinkage int sys_ipc(unsigned int call, int first, int second, - unsigned long third, void __user *ptr, long fifth) +SYSCALL_DEFINE6(ipc, unsigned int, call, int, first, int, second, + unsigned long, third, void __user *, ptr, long, fifth) { int version, ret; @@ -412,7 +412,7 @@ asmlinkage int sys_ipc(unsigned int call /* * No implemented yet ... */ -asmlinkage int sys_cachectl(char *addr, int nbytes, int op) +SYSCALL_DEFINE3(cachectl, char *, addr, int, nbytes, int, op) { return -ENOSYS; } --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include @@ -58,8 +59,8 @@ EXPORT_SYMBOL(_dma_cache_wback_inv); * We could optimize the case where the cache argument is not BCACHE but * that seems very atypical use ... */ -asmlinkage int sys_cacheflush(unsigned long addr, - unsigned long bytes, unsigned int cache) +SYSCALL_DEFINE3(cacheflush, unsigned long, addr, unsigned long, bytes, + unsigned int, cache) { if (bytes == 0) return 0; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/