diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-01 14:52:40 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-10-01 14:52:40 -0300 |
| commit | aaf675f53a7176475f69595827248c8b2556ea8c (patch) | |
| tree | 0cb744dec714328c9f89bf85553fb7195107e5d4 /arch/um/kernel/syscall.c | |
| parent | 347c4e95845fad1853c0e3da6603a44c5d6122b3 (diff) | |
| parent | a0d271cbfed1dd50278c6b06bead3d00ba0a88f9 (diff) | |
Merge tag 'v3.6' into staging/for_v3.7
Linux 3.6
* tag 'v3.6': (562 commits)
Linux 3.6
vfs: dcache: fix deadlock in tree traversal
mtdchar: fix offset overflow detection
thp: avoid VM_BUG_ON page_count(page) false positives in __collapse_huge_page_copy
iommu/amd: Fix wrong assumption in iommu-group specific code
netdev: octeon: fix return value check in octeon_mgmt_init_phy()
ALSA: snd-usb: fix next_packet_size calls for pause case
inetpeer: fix token initialization
qlcnic: Fix scheduling while atomic bug
bnx2: Clean up remaining iounmap
trivial select_parent documentation fix
net: phy: smsc: Implement PHY config_init for LAN87xx
smsc75xx: fix resume after device reset
um: Preinclude include/linux/kern_levels.h
um: Fix IPC on um
netdev: pasemi: fix return value check in pasemi_mac_phy_init()
team: fix return value check
l2tp: fix return value check
USB: Fix race condition when removing host controllers
USB: ohci-at91: fix null pointer in ohci_hcd_at91_overcurrent_irq
...
Diffstat (limited to 'arch/um/kernel/syscall.c')
| -rw-r--r-- | arch/um/kernel/syscall.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c index f958cb876ee3..a4c6d8eee74c 100644 --- a/arch/um/kernel/syscall.c +++ b/arch/um/kernel/syscall.c @@ -17,25 +17,25 @@ long sys_fork(void) { - long ret; - - current->thread.forking = 1; - ret = do_fork(SIGCHLD, UPT_SP(¤t->thread.regs.regs), + return do_fork(SIGCHLD, UPT_SP(¤t->thread.regs.regs), ¤t->thread.regs, 0, NULL, NULL); - current->thread.forking = 0; - return ret; } long sys_vfork(void) { - long ret; - - current->thread.forking = 1; - ret = do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD, + return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD, UPT_SP(¤t->thread.regs.regs), ¤t->thread.regs, 0, NULL, NULL); - current->thread.forking = 0; - return ret; +} + +long sys_clone(unsigned long clone_flags, unsigned long newsp, + void __user *parent_tid, void __user *child_tid) +{ + if (!newsp) + newsp = UPT_SP(¤t->thread.regs.regs); + + return do_fork(clone_flags, newsp, ¤t->thread.regs, 0, parent_tid, + child_tid); } long old_mmap(unsigned long addr, unsigned long len, |