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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2013-12-16 02:04:49 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2013-12-16 02:04:49 -0800
commit348324c5b10bcba8d9daabdfb85a6927311be34f (patch)
treed06ca3a264407a14a1f36c1b798d6dc0dc1582d8 /arch/s390/kernel/process.c
parent1e63bd9cc43db5400a1423a7ec8266b4e7c54bd0 (diff)
parent319e2e3f63c348a9b66db4667efa73178e18b17d (diff)
Merge tag 'v3.13-rc4' into next
Synchronize with mainline to bring in the new keycode definitions and new hwmon API.
Diffstat (limited to 'arch/s390/kernel/process.c')
-rw-r--r--arch/s390/kernel/process.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index c5dbb335716..7ed0d4e2a43 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -139,7 +139,7 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
if (unlikely(p->flags & PF_KTHREAD)) {
/* kernel thread */
memset(&frame->childregs, 0, sizeof(struct pt_regs));
- frame->childregs.psw.mask = psw_kernel_bits | PSW_MASK_DAT |
+ frame->childregs.psw.mask = PSW_KERNEL_BITS | PSW_MASK_DAT |
PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK;
frame->childregs.psw.addr = PSW_ADDR_AMODE |
(unsigned long) kernel_thread_starter;
@@ -165,7 +165,8 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
* save fprs to current->thread.fp_regs to merge them with
* the emulated registers and then copy the result to the child.
*/
- save_fp_regs(&current->thread.fp_regs);
+ save_fp_ctl(&current->thread.fp_regs.fpc);
+ save_fp_regs(current->thread.fp_regs.fprs);
memcpy(&p->thread.fp_regs, &current->thread.fp_regs,
sizeof(s390_fp_regs));
/* Set a new TLS ? */
@@ -173,7 +174,9 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
p->thread.acrs[0] = frame->childregs.gprs[6];
#else /* CONFIG_64BIT */
/* Save the fpu registers to new thread structure. */
- save_fp_regs(&p->thread.fp_regs);
+ save_fp_ctl(&p->thread.fp_regs.fpc);
+ save_fp_regs(p->thread.fp_regs.fprs);
+ p->thread.fp_regs.pad = 0;
/* Set a new TLS ? */
if (clone_flags & CLONE_SETTLS) {
unsigned long tls = frame->childregs.gprs[6];
@@ -205,10 +208,12 @@ int dump_fpu (struct pt_regs * regs, s390_fp_regs *fpregs)
* save fprs to current->thread.fp_regs to merge them with
* the emulated registers and then copy the result to the dump.
*/
- save_fp_regs(&current->thread.fp_regs);
+ save_fp_ctl(&current->thread.fp_regs.fpc);
+ save_fp_regs(current->thread.fp_regs.fprs);
memcpy(fpregs, &current->thread.fp_regs, sizeof(s390_fp_regs));
#else /* CONFIG_64BIT */
- save_fp_regs(fpregs);
+ save_fp_ctl(&fpregs->fpc);
+ save_fp_regs(fpregs->fprs);
#endif /* CONFIG_64BIT */
return 1;
}