diff options
Diffstat (limited to 'arch/um/sys-x86_64/syscalls.c')
| -rw-r--r-- | arch/um/sys-x86_64/syscalls.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/um/sys-x86_64/syscalls.c b/arch/um/sys-x86_64/syscalls.c index 68205a03364..dd9914642b8 100644 --- a/arch/um/sys-x86_64/syscalls.c +++ b/arch/um/sys-x86_64/syscalls.c @@ -7,6 +7,8 @@ #include "linux/linkage.h" #include "linux/slab.h" #include "linux/shm.h" +#include "linux/utsname.h" +#include "linux/personality.h" #include "asm/uaccess.h" #define __FRAME_OFFSETS #include "asm/ptrace.h" @@ -14,11 +16,15 @@ #include "asm/prctl.h" /* XXX This should get the constants from libc */ #include "choose-mode.h" -asmlinkage long wrap_sys_shmat(int shmid, char __user *shmaddr, int shmflg) +asmlinkage long sys_uname64(struct new_utsname __user * name) { - unsigned long raddr; - - return do_shmat(shmid, shmaddr, shmflg, &raddr) ?: (long) raddr; + int err; + down_read(&uts_sem); + err = copy_to_user(name, &system_utsname, sizeof (*name)); + up_read(&uts_sem); + if (personality(current->personality) == PER_LINUX32) + err |= copy_to_user(&name->machine, "i686", 5); + return err ? -EFAULT : 0; } #ifdef CONFIG_MODE_TT @@ -38,6 +44,8 @@ long sys_modify_ldt_tt(int func, void *ptr, unsigned long bytecount) #ifdef CONFIG_MODE_SKAS extern int userspace_pid[]; +#include "skas_ptrace.h" + long sys_modify_ldt_skas(int func, void *ptr, unsigned long bytecount) { struct ptrace_ldt ldt; |