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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-29 09:56:15 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-29 09:56:15 -0800 |
| commit | 033dbbdec3ab178e5fe063a992b8c90ad08fd18c (patch) | |
| tree | b06fdacd98c8a0ff28992a2fa33f2182b8358c65 /arch/s390/kernel/signal.c | |
| parent | dc418f6e6a8f5021ccf9e9c0957eefae3737168d (diff) | |
| parent | 127581b64b432804948535d49847b36366b9ff64 (diff) | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 updates from Martin Schwidefsky:
"One performance improvement and a few bug fixes. Two of the fixes
deal with the clock related problems we have seen on recent kernels"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/mm: handle asce-type exceptions as normal page fault
s390,time: revert direct ktime path for s390 clockevent device
s390/time,vdso: convert to the new update_vsyscall interface
s390/uaccess: add missing page table walk range check
s390/mm: optimize copy_page
s390/dasd: validate request size before building CCW/TCW request
s390/signal: always restore saved runtime instrumentation psw bit
Diffstat (limited to 'arch/s390/kernel/signal.c')
| -rw-r--r-- | arch/s390/kernel/signal.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index fb535874a24..d8fd508ccd1 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -94,7 +94,7 @@ static int restore_sigregs(struct pt_regs *regs, _sigregs __user *sregs) return -EINVAL; /* Use regs->psw.mask instead of PSW_USER_BITS to preserve PER bit. */ - regs->psw.mask = (regs->psw.mask & ~PSW_MASK_USER) | + regs->psw.mask = (regs->psw.mask & ~(PSW_MASK_USER | PSW_MASK_RI)) | (user_sregs.regs.psw.mask & (PSW_MASK_USER | PSW_MASK_RI)); /* Check for invalid user address space control. */ if ((regs->psw.mask & PSW_MASK_ASC) == PSW_ASC_HOME) |