diff options
Diffstat (limited to 'arch/parisc/kernel/sys_parisc.c')
| -rw-r--r-- | arch/parisc/kernel/sys_parisc.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c index 8b5df98e2b3..512642d8f70 100644 --- a/arch/parisc/kernel/sys_parisc.c +++ b/arch/parisc/kernel/sys_parisc.c @@ -31,6 +31,8 @@ #include <linux/shm.h> #include <linux/smp_lock.h> #include <linux/syscalls.h> +#include <linux/utsname.h> +#include <linux/personality.h> int sys_pipe(int __user *fildes) { @@ -248,3 +250,33 @@ asmlinkage int sys_free_hugepages(unsigned long addr) { return -EINVAL; } + +long parisc_personality(unsigned long personality) +{ + long err; + + if (personality(current->personality) == PER_LINUX32 + && personality == PER_LINUX) + personality = PER_LINUX32; + + err = sys_personality(personality); + if (err == PER_LINUX32) + err = PER_LINUX; + + return err; +} + +long parisc_newuname(struct new_utsname __user *name) +{ + int err = sys_newuname(name); + +#ifdef CONFIG_COMPAT + if (!err && personality(current->personality) == PER_LINUX32) { + if (__put_user(0, name->machine + 6) || + __put_user(0, name->machine + 7)) + err = -EFAULT; + } +#endif + + return err; +} |