summaryrefslogtreecommitdiffstats
path: root/arch/alpha/kernel/osf_sys.c
diff options
context:
space:
mode:
authorOlof Johansson <olof@lixom.net>2012-09-05 15:35:48 -0700
committerOlof Johansson <olof@lixom.net>2012-09-05 15:35:48 -0700
commit1875962377574b4edb7b164001e3e341c25290d5 (patch)
tree374a5299403ec21e2d9a66a6548ce876a388b589 /arch/alpha/kernel/osf_sys.c
parent5cbee140a28c2746449ae31e85738043ae4da927 (diff)
parentc88a79a7789b2909ad1cf69ea2c9142030bbd6f4 (diff)
downloadop-kernel-dev-1875962377574b4edb7b164001e3e341c25290d5.zip
op-kernel-dev-1875962377574b4edb7b164001e3e341c25290d5.tar.gz
Merge branch 'soc-core' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/dt
* 'soc-core' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: ARM: mach-shmobile: Add compilation support for dtbs using 'make dtbs' + sync to 3.6-rc3
Diffstat (limited to 'arch/alpha/kernel/osf_sys.c')
-rw-r--r--arch/alpha/kernel/osf_sys.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 98a1036..bc1acdd 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -1404,3 +1404,52 @@ SYSCALL_DEFINE3(osf_writev, unsigned long, fd,
}
#endif
+
+SYSCALL_DEFINE2(osf_getpriority, int, which, int, who)
+{
+ int prio = sys_getpriority(which, who);
+ if (prio >= 0) {
+ /* Return value is the unbiased priority, i.e. 20 - prio.
+ This does result in negative return values, so signal
+ no error */
+ force_successful_syscall_return();
+ prio = 20 - prio;
+ }
+ return prio;
+}
+
+SYSCALL_DEFINE0(getxuid)
+{
+ current_pt_regs()->r20 = sys_geteuid();
+ return sys_getuid();
+}
+
+SYSCALL_DEFINE0(getxgid)
+{
+ current_pt_regs()->r20 = sys_getegid();
+ return sys_getgid();
+}
+
+SYSCALL_DEFINE0(getxpid)
+{
+ current_pt_regs()->r20 = sys_getppid();
+ return sys_getpid();
+}
+
+SYSCALL_DEFINE0(alpha_pipe)
+{
+ int fd[2];
+ int res = do_pipe_flags(fd, 0);
+ if (!res) {
+ /* The return values are in $0 and $20. */
+ current_pt_regs()->r20 = fd[1];
+ res = fd[0];
+ }
+ return res;
+}
+
+SYSCALL_DEFINE1(sethae, unsigned long, val)
+{
+ current_pt_regs()->hae = val;
+ return 0;
+}
OpenPOWER on IntegriCloud