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>

diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 6110197..9fb8aae 100644 (file)
--- 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 aa2e50c..e4a54b6 100644 (file)
--- 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 18a3ea1..ae41f09 100644 (file)
--- 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 410af4f..df65eaa 100644 (file)
--- 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 9d9e3a9..95c9aef 100644 (file)
--- 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 16875f8..0eda02f 100644 (file)
--- 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