diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2011-11-04 18:15:29 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-11-04 18:15:29 +0400 |
| commit | d63638440cfad75fb339fd1261bea0485c7c3ecc (patch) | |
| tree | d1705ceeef82eb0b7b58f9503a472be810f418f2 /arch/s390/include/asm/system.h | |
| parent | f1e0477a7b7a541f51eea279910eed4ddd010033 (diff) | |
| parent | 1a67a573b8d9f02211f36fbab50f6265dc49384a (diff) | |
| download | linux-d63638440cfad75fb339fd1261bea0485c7c3ecc.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into rmobile-latest
Diffstat (limited to 'arch/s390/include/asm/system.h')
| -rw-r--r-- | arch/s390/include/asm/system.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h index 6582f69f2389..ef573c1d71a7 100644 --- a/arch/s390/include/asm/system.h +++ b/arch/s390/include/asm/system.h @@ -20,6 +20,8 @@ struct task_struct; +extern int sysctl_userprocess_debug; + extern struct task_struct *__switch_to(void *, void *); extern void update_per_regs(struct task_struct *task); @@ -114,6 +116,8 @@ extern void pfault_fini(void); extern void cmma_init(void); extern int memcpy_real(void *, void *, size_t); extern void copy_to_absolute_zero(void *dest, void *src, size_t count); +extern int copy_to_user_real(void __user *dest, void *src, size_t count); +extern int copy_from_user_real(void *dest, void __user *src, size_t count); #define finish_arch_switch(prev) do { \ set_fs(current->thread.mm_segment); \ @@ -210,8 +214,10 @@ __set_psw_mask(unsigned long mask) __load_psw_mask(mask | (arch_local_save_flags() & ~(-1UL >> 8))); } -#define local_mcck_enable() __set_psw_mask(psw_kernel_bits) -#define local_mcck_disable() __set_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK) +#define local_mcck_enable() \ + __set_psw_mask(psw_kernel_bits | PSW_MASK_DAT | PSW_MASK_MCHECK) +#define local_mcck_disable() \ + __set_psw_mask(psw_kernel_bits | PSW_MASK_DAT) #ifdef CONFIG_SMP |