summaryrefslogtreecommitdiffstats
path: root/arch/sparc/kernel/sys_sunos.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/kernel/sys_sunos.c')
-rw-r--r--arch/sparc/kernel/sys_sunos.c49
1 files changed, 8 insertions, 41 deletions
diff --git a/arch/sparc/kernel/sys_sunos.c b/arch/sparc/kernel/sys_sunos.c
index 1ba500986..73cb4580c 100644
--- a/arch/sparc/kernel/sys_sunos.c
+++ b/arch/sparc/kernel/sys_sunos.c
@@ -521,7 +521,6 @@ asmlinkage int sunos_fpathconf(int fd, int name)
{
int ret;
- lock_kernel();
switch(name) {
case _PCONF_LINK:
ret = LINK_MAX;
@@ -552,7 +551,6 @@ asmlinkage int sunos_fpathconf(int fd, int name)
ret = -EINVAL;
break;
}
- unlock_kernel();
return ret;
}
@@ -560,9 +558,7 @@ asmlinkage int sunos_pathconf(char *path, int name)
{
int ret;
- lock_kernel();
ret = sunos_fpathconf(0, name); /* XXX cheese XXX */
- unlock_kernel();
return ret;
}
@@ -575,7 +571,6 @@ asmlinkage int sunos_select(int width, fd_set *inp, fd_set *outp, fd_set *exp, s
int ret;
/* SunOS binaries expect that select won't change the tvp contents */
- lock_kernel();
ret = sys_select (width, inp, outp, exp, tvp);
if (ret == -EINTR && tvp) {
time_t sec, usec;
@@ -586,7 +581,6 @@ asmlinkage int sunos_select(int width, fd_set *inp, fd_set *outp, fd_set *exp, s
if (sec == 0 && usec == 0)
ret = 0;
}
- unlock_kernel();
return ret;
}
@@ -829,7 +823,6 @@ asmlinkage int sunos_setpgrp(pid_t pid, pid_t pgid)
int ret;
/* So stupid... */
- lock_kernel();
if((!pid || pid == current->pid) &&
!pgid) {
sys_setsid();
@@ -837,7 +830,6 @@ asmlinkage int sunos_setpgrp(pid_t pid, pid_t pgid)
} else {
ret = sys_setpgid(pid, pgid);
}
- unlock_kernel();
return ret;
}
@@ -847,9 +839,7 @@ asmlinkage int sunos_wait4(pid_t pid, unsigned int *stat_addr, int options, stru
{
int ret;
- lock_kernel();
ret = sys_wait4((pid ? pid : -1), stat_addr, options, ru);
- unlock_kernel();
return ret;
}
@@ -897,7 +887,6 @@ extern asmlinkage long sunos_sysconf (int name)
{
long ret;
- lock_kernel();
switch (name){
case _SC_ARG_MAX:
ret = ARG_MAX;
@@ -930,7 +919,6 @@ extern asmlinkage long sunos_sysconf (int name)
ret = -1;
break;
};
- unlock_kernel();
return ret;
}
@@ -940,7 +928,6 @@ asmlinkage int sunos_semsys(int op, unsigned long arg1, unsigned long arg2,
union semun arg4;
int ret;
- lock_kernel();
switch (op) {
case 0:
/* Most arguments match on a 1:1 basis but cmd doesn't */
@@ -976,7 +963,6 @@ asmlinkage int sunos_semsys(int op, unsigned long arg1, unsigned long arg2,
ret = -EINVAL;
break;
};
- unlock_kernel();
return ret;
}
@@ -987,7 +973,6 @@ asmlinkage int sunos_msgsys(int op, unsigned long arg1, unsigned long arg2,
unsigned long arg5;
int rval;
- lock_kernel();
switch(op) {
case 0:
rval = sys_msgget((key_t)arg1, (int)arg2);
@@ -997,8 +982,10 @@ asmlinkage int sunos_msgsys(int op, unsigned long arg1, unsigned long arg2,
(struct msqid_ds *)arg3);
break;
case 2:
+ lock_kernel();
sp = (struct sparc_stackf *)current->thread.kregs->u_regs[UREG_FP];
arg5 = sp->xxargs[0];
+ unlock_kernel();
rval = sys_msgrcv((int)arg1, (struct msgbuf *)arg2,
(size_t)arg3, (long)arg4, (int)arg5);
break;
@@ -1010,7 +997,6 @@ asmlinkage int sunos_msgsys(int op, unsigned long arg1, unsigned long arg2,
rval = -EINVAL;
break;
}
- unlock_kernel();
return rval;
}
@@ -1020,7 +1006,6 @@ asmlinkage int sunos_shmsys(int op, unsigned long arg1, unsigned long arg2,
unsigned long raddr;
int rval;
- lock_kernel();
switch(op) {
case 0:
/* sys_shmat(): attach a shared memory area */
@@ -1044,7 +1029,6 @@ asmlinkage int sunos_shmsys(int op, unsigned long arg1, unsigned long arg2,
rval = -EINVAL;
break;
};
- unlock_kernel();
return rval;
}
@@ -1058,9 +1042,12 @@ asmlinkage int sunos_shmsys(int op, unsigned long arg1, unsigned long arg2,
static inline int check_nonblock(int ret, int fd)
{
if (ret == -EAGAIN) {
- struct file * file = fcheck(fd);
- if (file && (file->f_flags & O_NDELAY))
- ret = -SUNOS_EWOULDBLOCK;
+ struct file * file = fget(fd);
+ if (file) {
+ if (file->f_flags & O_NDELAY)
+ ret = -SUNOS_EWOULDBLOCK;
+ fput(file);
+ }
}
return ret;
}
@@ -1078,9 +1065,7 @@ asmlinkage int sunos_read(unsigned int fd,char *buf,int count)
{
int ret;
- lock_kernel();
ret = check_nonblock(sys_read(fd,buf,count),fd);
- unlock_kernel();
return ret;
}
@@ -1088,9 +1073,7 @@ asmlinkage int sunos_readv(unsigned long fd, const struct iovec * vector, long c
{
int ret;
- lock_kernel();
ret = check_nonblock(sys_readv(fd,vector,count),fd);
- unlock_kernel();
return ret;
}
@@ -1098,9 +1081,7 @@ asmlinkage int sunos_write(unsigned int fd,char *buf,int count)
{
int ret;
- lock_kernel();
ret = check_nonblock(sys_write(fd,buf,count),fd);
- unlock_kernel();
return ret;
}
@@ -1108,9 +1089,7 @@ asmlinkage int sunos_writev(unsigned long fd, const struct iovec * vector, long
{
int ret;
- lock_kernel();
ret = check_nonblock(sys_writev(fd,vector,count),fd);
- unlock_kernel();
return ret;
}
@@ -1118,9 +1097,7 @@ asmlinkage int sunos_recv(int fd, void * ubuf, int size, unsigned flags)
{
int ret;
- lock_kernel();
ret = check_nonblock(sys_recv(fd,ubuf,size,flags),fd);
- unlock_kernel();
return ret;
}
@@ -1128,9 +1105,7 @@ asmlinkage int sunos_send(int fd, void * buff, int len, unsigned flags)
{
int ret;
- lock_kernel();
ret = check_nonblock(sys_send(fd,buff,len,flags),fd);
- unlock_kernel();
return ret;
}
@@ -1141,7 +1116,6 @@ asmlinkage int sunos_socket(int family, int type, int protocol)
{
int ret, one = 1;
- lock_kernel();
ret = sys_socket(family, type, protocol);
if (ret < 0)
goto out;
@@ -1149,7 +1123,6 @@ asmlinkage int sunos_socket(int family, int type, int protocol)
sys_setsockopt(ret, SOL_SOCKET, SO_BSDCOMPAT,
(char *)&one, sizeof(one));
out:
- unlock_kernel();
return ret;
}
@@ -1157,7 +1130,6 @@ asmlinkage int sunos_accept(int fd, struct sockaddr *sa, int *addrlen)
{
int ret, one = 1;
- lock_kernel();
while (1) {
ret = check_nonblock(sys_accept(fd,sa,addrlen),fd);
if (ret != -ENETUNREACH && ret != -EHOSTUNREACH)
@@ -1169,7 +1141,6 @@ asmlinkage int sunos_accept(int fd, struct sockaddr *sa, int *addrlen)
sys_setsockopt(ret, SOL_SOCKET, SO_BSDCOMPAT,
(char *)&one, sizeof(one));
out:
- unlock_kernel();
return ret;
}
@@ -1226,14 +1197,12 @@ asmlinkage int sunos_setsockopt(int fd, int level, int optname, char *optval,
int tr_opt = optname;
int ret;
- lock_kernel();
if (level == SOL_IP) {
/* Multicast socketopts (ttl, membership) */
if (tr_opt >=2 && tr_opt <= 6)
tr_opt += 30;
}
ret = sys_setsockopt(fd, level, tr_opt, optval, optlen);
- unlock_kernel();
return ret;
}
@@ -1243,13 +1212,11 @@ asmlinkage int sunos_getsockopt(int fd, int level, int optname, char *optval,
int tr_opt = optname;
int ret;
- lock_kernel();
if (level == SOL_IP) {
/* Multicast socketopts (ttl, membership) */
if (tr_opt >=2 && tr_opt <= 6)
tr_opt += 30;
}
ret = sys_getsockopt(fd, level, tr_opt, optval, optlen);
- unlock_kernel();
return ret;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 05:39:14 +0000