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getppid() implementation

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bgerofi@riken.jp
2014-12-04 16:44:36 +09:00
committed by Balazs Gerofi bgerofi@riken.jp
parent a5889fb5df
commit 86f2a9067b
2 changed files with 6 additions and 1 deletions
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2
arch/x86/kernel/include/syscall_list.h
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@@ -63,7 +63,7 @@ SYSCALL_DELEGATED(104, getgid)
SYSCALL_DELEGATED(107, geteuid) SYSCALL_DELEGATED(107, geteuid)
SYSCALL_DELEGATED(108, getegid) SYSCALL_DELEGATED(108, getegid)
SYSCALL_HANDLED(109, setpgid) SYSCALL_HANDLED(109, setpgid)
SYSCALL_DELEGATED(110, getppid) SYSCALL_HANDLED(110, getppid)
SYSCALL_DELEGATED(111, getpgrp) SYSCALL_DELEGATED(111, getpgrp)
SYSCALL_HANDLED(127, rt_sigpending) SYSCALL_HANDLED(127, rt_sigpending)
SYSCALL_HANDLED(128, rt_sigtimedwait) SYSCALL_HANDLED(128, rt_sigtimedwait)

5
kernel/syscall.c
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@@ -1348,6 +1348,11 @@ SYSCALL_DECLARE(getpid)
return cpu_local_var(current)->ftn->pid; return cpu_local_var(current)->ftn->pid;
} }
SYSCALL_DECLARE(getppid)
{
return cpu_local_var(current)->ftn->parent->pid;
}
void void
settid(struct process *proc, int mode, int newcpuid, int oldcpuid) settid(struct process *proc, int mode, int newcpuid, int oldcpuid)
{ {