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authorDave Airlie <airlied@redhat.com>2012-08-27 08:22:20 +0200
committerDave Airlie <airlied@redhat.com>2012-08-27 08:22:20 +0200
commit93bb70e0c00f1be4cc857e4d8375c44058cce71e (patch)
tree7b6a11844e00b3f4bf8281c7a799e61494220819 /arch/alpha/kernel/osf_sys.c
parentgma500: Fix frequency detection (diff)
parentMerge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/... (diff)
downloadlinux-93bb70e0c00f1be4cc857e4d8375c44058cce71e.tar.xz
linux-93bb70e0c00f1be4cc857e4d8375c44058cce71e.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
There was some merge conflicts in -next and they weren't so pretty, so backmerge now to avoid them. Conflicts: drivers/gpu/drm/i915/i915_gem.c drivers/gpu/drm/i915/intel_modes.c
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 98a103621af6..bc1acdda7a5e 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;
+}