alpha: use syscall wrappers

Convert OSF syscalls and add alpha specific SYSCALL_ALIAS() macro.

Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

6 files changed, 92 insertions, 99 deletions

diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 6110197757a..9fb8aae5c39 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -8,6 +8,7 @@ config ALPHA
         select HAVE_AOUT
         select HAVE_IDE
         select HAVE_OPROFILE
+        select HAVE_SYSCALL_WRAPPERS
         help
           The Alpha is a 64-bit general-purpose processor designed and
           marketed by the Digital Equipment Corporation of blessed memory,
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index aa2e50cf985..e4a54b61589 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -933,7 +933,7 @@ sys_execve:
 osf_sigprocmask:
         .prologue 0
         mov     $sp, $18
-        jmp     $31, do_osf_sigprocmask
+        jmp     $31, sys_osf_sigprocmask
 .end osf_sigprocmask
 
         .align  4
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 18a3ea1aac5..ae41f097864 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -54,8 +54,7 @@ extern int do_pipe(int *);
  * identical to OSF as we don't return 0 on success, but doing otherwise
  * would require changes to libc.  Hopefully this is good enough.
  */
-asmlinkage unsigned long
-osf_brk(unsigned long brk)
+SYSCALL_DEFINE1(osf_brk, unsigned long, brk)
 {
         unsigned long retval = sys_brk(brk);
         if (brk && brk != retval)
@@ -66,9 +65,9 @@ osf_brk(unsigned long brk)
 /*
  * This is pure guess-work..
  */
-asmlinkage int
-osf_set_program_attributes(unsigned long text_start, unsigned long text_len,
-                           unsigned long bss_start, unsigned long bss_len)
+SYSCALL_DEFINE4(osf_set_program_attributes, unsigned long, text_start,
+                unsigned long, text_len, unsigned long, bss_start,
+                unsigned long, bss_len)
 {
         struct mm_struct *mm;
 
@@ -146,9 +145,9 @@ Efault:
         return -EFAULT;
 }
 
-asmlinkage int
-osf_getdirentries(unsigned int fd, struct osf_dirent __user *dirent,
-                  unsigned int count, long __user *basep)
+SYSCALL_DEFINE4(osf_getdirentries, unsigned int, fd,
+                struct osf_dirent __user *, dirent, unsigned int, count,
+                long __user *, basep)
 {
         int error;
         struct file *file;
@@ -177,9 +176,9 @@ osf_getdirentries(unsigned int fd, struct osf_dirent __user *dirent,
 
 #undef NAME_OFFSET
 
-asmlinkage unsigned long
-osf_mmap(unsigned long addr, unsigned long len, unsigned long prot,
-         unsigned long flags, unsigned long fd, unsigned long off)
+SYSCALL_DEFINE6(osf_mmap, unsigned long, addr, unsigned long, len,
+                unsigned long, prot, unsigned long, flags, unsigned long, fd,
+                unsigned long, off)
 {
         struct file *file = NULL;
         unsigned long ret = -EBADF;
@@ -254,8 +253,8 @@ do_osf_statfs(struct dentry * dentry, struct osf_statfs __user *buffer,
         return error;   
 }
 
-asmlinkage int
-osf_statfs(char __user *pathname, struct osf_statfs __user *buffer, unsigned long bufsiz)
+SYSCALL_DEFINE3(osf_statfs, char __user *, pathname,
+                struct osf_statfs __user *, buffer, unsigned long, bufsiz)
 {
         struct path path;
         int retval;
@@ -268,8 +267,8 @@ osf_statfs(char __user *pathname, struct osf_statfs __user *buffer, unsigned lon
         return retval;
 }
 
-asmlinkage int
-osf_fstatfs(unsigned long fd, struct osf_statfs __user *buffer, unsigned long bufsiz)
+SYSCALL_DEFINE3(osf_fstatfs, unsigned long, fd,
+                struct osf_statfs __user *, buffer, unsigned long, bufsiz)
 {
         struct file *file;
         int retval;
@@ -368,8 +367,8 @@ osf_procfs_mount(char *dirname, struct procfs_args __user *args, int flags)
         return do_mount("", dirname, "proc", flags, NULL);
 }
 
-asmlinkage int
-osf_mount(unsigned long typenr, char __user *path, int flag, void __user *data)
+SYSCALL_DEFINE4(osf_mount, unsigned long, typenr, char __user *, path,
+                int, flag, void __user *, data)
 {
         int retval = -EINVAL;
         char *name;
@@ -399,8 +398,7 @@ osf_mount(unsigned long typenr, char __user *path, int flag, void __user *data)
         return retval;
 }
 
-asmlinkage int
-osf_utsname(char __user *name)
+SYSCALL_DEFINE1(osf_utsname, char __user *, name)
 {
         int error;
 
@@ -423,14 +421,12 @@ osf_utsname(char __user *name)
         return error;
 }
 
-asmlinkage unsigned long
-sys_getpagesize(void)
+SYSCALL_DEFINE0(getpagesize)
 {
         return PAGE_SIZE;
 }
 
-asmlinkage unsigned long
-sys_getdtablesize(void)
+SYSCALL_DEFINE0(getdtablesize)
 {
         return sysctl_nr_open;
 }
@@ -438,8 +434,7 @@ sys_getdtablesize(void)
 /*
  * For compatibility with OSF/1 only.  Use utsname(2) instead.
  */
-asmlinkage int
-osf_getdomainname(char __user *name, int namelen)
+SYSCALL_DEFINE2(osf_getdomainname, char __user *, name, int, namelen)
 {
         unsigned len;
         int i;
@@ -527,8 +522,8 @@ enum pl_code {
         PL_DEL = 5, PL_FDEL = 6
 };
 
-asmlinkage long
-osf_proplist_syscall(enum pl_code code, union pl_args __user *args)
+SYSCALL_DEFINE2(osf_proplist_syscall, enum pl_code, code,
+                union pl_args __user *, args)
 {
         long error;
         int __user *min_buf_size_ptr;
@@ -567,8 +562,8 @@ osf_proplist_syscall(enum pl_code code, union pl_args __user *args)
         return error;
 }
 
-asmlinkage int
-osf_sigstack(struct sigstack __user *uss, struct sigstack __user *uoss)
+SYSCALL_DEFINE2(osf_sigstack, struct sigstack __user *, uss,
+                struct sigstack __user *, uoss)
 {
         unsigned long usp = rdusp();
         unsigned long oss_sp = current->sas_ss_sp + current->sas_ss_size;
@@ -608,8 +603,7 @@ osf_sigstack(struct sigstack __user *uss, struct sigstack __user *uoss)
         return error;
 }
 
-asmlinkage long
-osf_sysinfo(int command, char __user *buf, long count)
+SYSCALL_DEFINE3(osf_sysinfo, int, command, char __user *, buf, long, count)
 {
         char *sysinfo_table[] = {
                 utsname()->sysname,
@@ -647,9 +641,8 @@ osf_sysinfo(int command, char __user *buf, long count)
         return err;
 }
 
-asmlinkage unsigned long
-osf_getsysinfo(unsigned long op, void __user *buffer, unsigned long nbytes,
-               int __user *start, void __user *arg)
+SYSCALL_DEFINE5(osf_getsysinfo, unsigned long, op, void __user *, buffer,
+                unsigned long, nbytes, int __user *, start, void __user *, arg)
 {
         unsigned long w;
         struct percpu_struct *cpu;
@@ -705,9 +698,8 @@ osf_getsysinfo(unsigned long op, void __user *buffer, unsigned long nbytes,
         return -EOPNOTSUPP;
 }
 
-asmlinkage unsigned long
-osf_setsysinfo(unsigned long op, void __user *buffer, unsigned long nbytes,
-               int __user *start, void __user *arg)
+SYSCALL_DEFINE5(osf_setsysinfo, unsigned long, op, void __user *, buffer,
+                unsigned long, nbytes, int __user *, start, void __user *, arg)
 {
         switch (op) {
         case SSI_IEEE_FP_CONTROL: {
@@ -880,8 +872,8 @@ jiffies_to_timeval32(unsigned long jiffies, struct timeval32 *value)
         value->tv_sec = jiffies / HZ;
 }
 
-asmlinkage int
-osf_gettimeofday(struct timeval32 __user *tv, struct timezone __user *tz)
+SYSCALL_DEFINE2(osf_gettimeofday, struct timeval32 __user *, tv,
+                struct timezone __user *, tz)
 {
         if (tv) {
                 struct timeval ktv;
@@ -896,8 +888,8 @@ osf_gettimeofday(struct timeval32 __user *tv, struct timezone __user *tz)
         return 0;
 }
 
-asmlinkage int
-osf_settimeofday(struct timeval32 __user *tv, struct timezone __user *tz)
+SYSCALL_DEFINE2(osf_settimeofday, struct timeval32 __user *, tv,
+                struct timezone __user *, tz)
 {
         struct timespec kts;
         struct timezone ktz;
@@ -916,8 +908,7 @@ osf_settimeofday(struct timeval32 __user *tv, struct timezone __user *tz)
         return do_sys_settimeofday(tv ? &kts : NULL, tz ? &ktz : NULL);
 }
 
-asmlinkage int
-osf_getitimer(int which, struct itimerval32 __user *it)
+SYSCALL_DEFINE2(osf_getitimer, int, which, struct itimerval32 __user *, it)
 {
         struct itimerval kit;
         int error;
@@ -929,8 +920,8 @@ osf_getitimer(int which, struct itimerval32 __user *it)
         return error;
 }
 
-asmlinkage int
-osf_setitimer(int which, struct itimerval32 __user *in, struct itimerval32 __user *out)
+SYSCALL_DEFINE3(osf_setitimer, int, which, struct itimerval32 __user *, in,
+                struct itimerval32 __user *, out)
 {
         struct itimerval kin, kout;
         int error;
@@ -952,8 +943,8 @@ osf_setitimer(int which, struct itimerval32 __user *in, struct itimerval32 __use
 
 }
 
-asmlinkage int
-osf_utimes(char __user *filename, struct timeval32 __user *tvs)
+SYSCALL_DEFINE2(osf_utimes, char __user *, filename,
+                struct timeval32 __user *, tvs)
 {
         struct timespec tv[2];
 
@@ -979,9 +970,8 @@ osf_utimes(char __user *filename, struct timeval32 __user *tvs)
 #define MAX_SELECT_SECONDS \
         ((unsigned long) (MAX_SCHEDULE_TIMEOUT / HZ)-1)
 
-asmlinkage int
-osf_select(int n, fd_set __user *inp, fd_set __user *outp, fd_set __user *exp,
-           struct timeval32 __user *tvp)
+SYSCALL_DEFINE5(osf_select, int, n, fd_set __user *, inp, fd_set __user *, outp,
+                fd_set __user *, exp, struct timeval32 __user *, tvp)
 {
         struct timespec end_time, *to = NULL;
         if (tvp) {
@@ -1026,8 +1016,7 @@ struct rusage32 {
         long    ru_nivcsw;              /* involuntary " */
 };
 
-asmlinkage int
-osf_getrusage(int who, struct rusage32 __user *ru)
+SYSCALL_DEFINE2(osf_getrusage, int, who, struct rusage32 __user *, ru)
 {
         struct rusage32 r;
 
@@ -1053,9 +1042,8 @@ osf_getrusage(int who, struct rusage32 __user *ru)
         return copy_to_user(ru, &r, sizeof(r)) ? -EFAULT : 0;
 }
 
-asmlinkage long
-osf_wait4(pid_t pid, int __user *ustatus, int options,
-          struct rusage32 __user *ur)
+SYSCALL_DEFINE4(osf_wait4, pid_t, pid, int __user *, ustatus, int, options,
+                struct rusage32 __user *, ur)
 {
         struct rusage r;
         long ret, err;
@@ -1101,8 +1089,8 @@ osf_wait4(pid_t pid, int __user *ustatus, int options,
  * seems to be a timeval pointer, and I suspect the second
  * one is the time remaining.. Ho humm.. No documentation.
  */
-asmlinkage int
-osf_usleep_thread(struct timeval32 __user *sleep, struct timeval32 __user *remain)
+SYSCALL_DEFINE2(osf_usleep_thread, struct timeval32 __user *, sleep,
+                struct timeval32 __user *, remain)
 {
         struct timeval tmp;
         unsigned long ticks;
@@ -1155,8 +1143,7 @@ struct timex32 {
         int  :32; int  :32; int  :32; int  :32;
 };
 
-asmlinkage int
-sys_old_adjtimex(struct timex32 __user *txc_p)
+SYSCALL_DEFINE1(old_adjtimex, struct timex32 __user *, txc_p)
 {
         struct timex txc;
         int ret;
@@ -1267,8 +1254,8 @@ osf_fix_iov_len(const struct iovec __user *iov, unsigned long count)
         return 0;
 }
 
-asmlinkage ssize_t
-osf_readv(unsigned long fd, const struct iovec __user * vector, unsigned long count)
+SYSCALL_DEFINE3(osf_readv, unsigned long, fd,
+                const struct iovec __user *, vector, unsigned long, count)
 {
         if (unlikely(personality(current->personality) == PER_OSF4))
                 if (osf_fix_iov_len(vector, count))
@@ -1276,8 +1263,8 @@ osf_readv(unsigned long fd, const struct iovec __user * vector, unsigned long co
         return sys_readv(fd, vector, count);
 }
 
-asmlinkage ssize_t
-osf_writev(unsigned long fd, const struct iovec __user * vector, unsigned long count)
+SYSCALL_DEFINE3(osf_writev, unsigned long, fd,
+                const struct iovec __user *, vector, unsigned long, count)
 {
         if (unlikely(personality(current->personality) == PER_OSF4))
                 if (osf_fix_iov_len(vector, count))
diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c
index 410af4f3140..df65eaa84c4 100644
--- a/arch/alpha/kernel/signal.c
+++ b/arch/alpha/kernel/signal.c
@@ -19,6 +19,7 @@
 #include <linux/tty.h>
 #include <linux/binfmts.h>
 #include <linux/bitops.h>
+#include <linux/syscalls.h>
 
 #include <asm/uaccess.h>
 #include <asm/sigcontext.h>
@@ -51,8 +52,8 @@ static void do_signal(struct pt_regs *, struct switch_stack *,
  * Note that we don't need to acquire the kernel lock for SMP
  * operation, as all of this is local to this thread.
  */
-asmlinkage unsigned long
-do_osf_sigprocmask(int how, unsigned long newmask, struct pt_regs *regs)
+SYSCALL_DEFINE3(osf_sigprocmask, int, how, unsigned long, newmask,
+                struct pt_regs *, regs)
 {
         unsigned long oldmask = -EINVAL;
 
@@ -81,9 +82,9 @@ do_osf_sigprocmask(int how, unsigned long newmask, struct pt_regs *regs)
         return oldmask;
 }
 
-asmlinkage int 
-osf_sigaction(int sig, const struct osf_sigaction __user *act,
-              struct osf_sigaction __user *oact)
+SYSCALL_DEFINE3(osf_sigaction, int, sig,
+                const struct osf_sigaction __user *, act,
+                struct osf_sigaction __user *, oact)
 {
         struct k_sigaction new_ka, old_ka;
         int ret;
@@ -112,10 +113,9 @@ osf_sigaction(int sig, const struct osf_sigaction __user *act,
         return ret;
 }
 
-asmlinkage long
-sys_rt_sigaction(int sig, const struct sigaction __user *act,
-                 struct sigaction __user *oact,
-                 size_t sigsetsize, void __user *restorer)
+SYSCALL_DEFINE5(rt_sigaction, int, sig, const struct sigaction __user *, act,
+                struct sigaction __user *, oact,
+                size_t, sigsetsize, void __user *, restorer)
 {
         struct k_sigaction new_ka, old_ka;
         int ret;
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index 9d9e3a98bb9..95c9aef1c10 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -17,7 +17,7 @@ sys_call_table:
         .quad sys_write
         .quad alpha_ni_syscall                  /* 5 */
         .quad sys_close
-        .quad osf_wait4
+        .quad sys_osf_wait4
         .quad alpha_ni_syscall
         .quad sys_link
         .quad sys_unlink                        /* 10 */
@@ -27,11 +27,11 @@ sys_call_table:
         .quad sys_mknod
         .quad sys_chmod                         /* 15 */
         .quad sys_chown
-        .quad osf_brk
+        .quad sys_osf_brk
         .quad alpha_ni_syscall
         .quad sys_lseek
         .quad sys_getxpid                       /* 20 */
-        .quad osf_mount
+        .quad sys_osf_mount
         .quad sys_umount
         .quad sys_setuid
         .quad sys_getxuid
@@ -53,7 +53,7 @@ sys_call_table:
         .quad alpha_ni_syscall                  /* 40 */
         .quad sys_dup
         .quad sys_alpha_pipe
-        .quad osf_set_program_attributes
+        .quad sys_osf_set_program_attributes
         .quad alpha_ni_syscall
         .quad sys_open                          /* 45 */
         .quad alpha_ni_syscall
@@ -81,7 +81,7 @@ sys_call_table:
         .quad sys_newlstat
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 70 */
-        .quad osf_mmap
+        .quad sys_osf_mmap
         .quad alpha_ni_syscall
         .quad sys_munmap
         .quad sys_mprotect
@@ -94,17 +94,17 @@ sys_call_table:
         .quad sys_setgroups                     /* 80 */
         .quad alpha_ni_syscall
         .quad sys_setpgid
-        .quad osf_setitimer
+        .quad sys_osf_setitimer
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 85 */
-        .quad osf_getitimer
+        .quad sys_osf_getitimer
         .quad sys_gethostname
         .quad sys_sethostname
         .quad sys_getdtablesize
         .quad sys_dup2                          /* 90 */
         .quad sys_newfstat
         .quad sys_fcntl
-        .quad osf_select
+        .quad sys_osf_select
         .quad sys_poll
         .quad sys_fsync                         /* 95 */
         .quad sys_setpriority
@@ -123,22 +123,22 @@ sys_call_table:
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 110 */
         .quad sys_sigsuspend
-        .quad osf_sigstack
+        .quad sys_osf_sigstack
         .quad sys_recvmsg
         .quad sys_sendmsg
         .quad alpha_ni_syscall                  /* 115 */
-        .quad osf_gettimeofday
-        .quad osf_getrusage
+        .quad sys_osf_gettimeofday
+        .quad sys_osf_getrusage
         .quad sys_getsockopt
         .quad alpha_ni_syscall
 #ifdef CONFIG_OSF4_COMPAT
-        .quad osf_readv                         /* 120 */
-        .quad osf_writev
+        .quad sys_osf_readv                     /* 120 */
+        .quad sys_osf_writev
 #else
         .quad sys_readv                         /* 120 */
         .quad sys_writev
 #endif
-        .quad osf_settimeofday
+        .quad sys_osf_settimeofday
         .quad sys_fchown
         .quad sys_fchmod
         .quad sys_recvfrom                      /* 125 */
@@ -154,7 +154,7 @@ sys_call_table:
         .quad sys_socketpair                    /* 135 */
         .quad sys_mkdir
         .quad sys_rmdir
-        .quad osf_utimes
+        .quad sys_osf_utimes
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 140 */
         .quad sys_getpeername
@@ -172,16 +172,16 @@ sys_call_table:
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 155 */
-        .quad osf_sigaction
+        .quad sys_osf_sigaction
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
-        .quad osf_getdirentries
-        .quad osf_statfs                        /* 160 */
-        .quad osf_fstatfs
+        .quad sys_osf_getdirentries
+        .quad sys_osf_statfs                    /* 160 */
+        .quad sys_osf_fstatfs
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
-        .quad osf_getdomainname                 /* 165 */
+        .quad sys_osf_getdomainname             /* 165 */
         .quad sys_setdomainname
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
@@ -224,7 +224,7 @@ sys_call_table:
         .quad sys_semctl
         .quad sys_semget                        /* 205 */
         .quad sys_semop
-        .quad osf_utsname
+        .quad sys_osf_utsname
         .quad sys_lchown
         .quad sys_shmat
         .quad sys_shmctl                        /* 210 */
@@ -258,23 +258,23 @@ sys_call_table:
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 240 */
-        .quad osf_sysinfo
+        .quad sys_osf_sysinfo
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
-        .quad osf_proplist_syscall
+        .quad sys_osf_proplist_syscall
         .quad alpha_ni_syscall                  /* 245 */
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 250 */
-        .quad osf_usleep_thread
+        .quad sys_osf_usleep_thread
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad sys_sysfs
         .quad alpha_ni_syscall                  /* 255 */
-        .quad osf_getsysinfo
-        .quad osf_setsysinfo
+        .quad sys_osf_getsysinfo
+        .quad sys_osf_setsysinfo
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall
         .quad alpha_ni_syscall                  /* 260 */
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 16875f89e6a..0eda02ff241 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -108,9 +108,14 @@ struct old_linux_dirent;
         asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n"      \
              "\t.globl ." #alias "\n\t.set ." #alias ", ." #name)
 #else
+#ifdef CONFIG_ALPHA
+#define SYSCALL_ALIAS(alias, name)                                      \
+        asm ( #alias " = " #name "\n\t.globl " #alias)
+#else
 #define SYSCALL_ALIAS(alias, name)                                      \
         asm ("\t.globl " #alias "\n\t.set " #alias ", " #name)
 #endif
+#endif
 
 #ifdef CONFIG_HAVE_SYSCALL_WRAPPERS