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Properly convert FreeBSD priority values into Linux values in the

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getpriority(2) syscall.

PR:		kern/81951
Submitted by:	Andriy Gapon <avg@icyb.net.ua>
This commit is contained in:
Maxim Sobolev 2005-06-08 20:41:28 +00:00
parent 9e879a5ee0
commit bc165ab0fe
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=147141
4 changed files with 16 additions and 3 deletions
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2
sys/alpha/linux/syscalls.master
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@ -181,7 +181,7 @@
struct l_sockaddr *name, l_int namelen); }
99 AUE_NULL NOPROTO { int oaccept(int s, caddr_t name, \
int *anamelen); } accept accept_args int
100 AUE_NULL UNIMPL osf_getpriority
100 AUE_NULL MSTD { int linux_getpriority(int which, int who); }
101 AUE_NULL NOPROTO { int osend(int s, caddr_t buf, int len, \
int flags); }
102 AUE_NULL NOPROTO { int orecv(int s, caddr_t buf, int len, \

2
sys/amd64/linux32/syscalls.master
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@ -176,7 +176,7 @@
93 AUE_NULL NOPROTO { int oftruncate(int fd, long length); }
94 AUE_NULL NOPROTO { int fchmod(int fd, int mode); }
95 AUE_NULL NOPROTO { int fchown(int fd, int uid, int gid); }
96 AUE_NULL MNOPROTO { int getpriority(int which, int who); }
96 AUE_NULL MSTD { int linux_getpriority(int which, int who); }
97 AUE_NULL MNOPROTO { int setpriority(int which, int who, \
int prio); }
98 AUE_NULL UNIMPL profil

13
sys/compat/linux/linux_misc.c
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@ -1401,3 +1401,16 @@ linux_nosys(struct thread *td, struct nosys_args *ignore)
return (ENOSYS);
}
int
linux_getpriority(struct thread *td, struct linux_getpriority_args *args)
{
struct getpriority_args bsd_args;
int error;
bsd_args.which = args->which;
bsd_args.who = args->who;
error = getpriority(td, &bsd_args);
td->td_retval[0] = 20 - td->td_retval[0];
return error;
}

2
sys/i386/linux/syscalls.master
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@ -175,7 +175,7 @@
93 AUE_NULL NOPROTO { int oftruncate(int fd, long length); }
94 AUE_NULL NOPROTO { int fchmod(int fd, int mode); }
95 AUE_NULL NOPROTO { int fchown(int fd, int uid, int gid); }
96 AUE_NULL MNOPROTO { int getpriority(int which, int who); }
96 AUE_NULL MSTD { int linux_getpriority(int which, int who); }
97 AUE_NULL MNOPROTO { int setpriority(int which, int who, \
int prio); }
98 AUE_NULL UNIMPL profil