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authorLinus Torvalds <torvalds@linux-foundation.org>2009-04-05 11:15:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-05 11:15:54 -0700
commit45e36c1666aa6c8b0c538abcf984b336184d8c3f (patch)
treec1f1771d6b02ec210238081450b4a063847b3383 /arch/sh/kernel/process_32.c
parent87fc94d54b639d8c39fc4a11db0e142f84096e13 (diff)
parent68b42d1b548be1840aff7122fdebeb804daf0fa3 (diff)
downloadlinux-45e36c1666aa6c8b0c538abcf984b336184d8c3f.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (23 commits) sh: sh7785lcr: Map whole PCI address space. sh: Fix up DSP context save/restore. sh: Fix up number of on-chip DMA channels on SH7091. sh: update defconfigs. sh: Kill off broken direct-mapped cache mode. sh: Wire up ARCH_HAS_DEFAULT_IDLE for cpuidle. sh: Add a command line option for disabling I/O trapping. sh: Select ARCH_HIBERNATION_POSSIBLE. sh: migor: Fix up CEU use flags. input: migor_ts: add wakeup support rtc: rtc-sh: use set_irq_wake() input: sh_keysc: use enable/disable_irq_wake() sh: intc: set_irq_wake() support sh: intc: install enable, disable and shutdown callbacks clocksource: sh_cmt: use remove_irq() and remove clockevent workaround sh: ap325 and Migo-R use new sh_mobile_ceu_info flags sh: Fix up -Wformat-security whining. sh: ap325rxa: Add ov772x support, again. sh: Sanitize asm/mmu.h for assembly use. sh: Tidy up sh7786 pinmux table. ...
Diffstat (limited to 'arch/sh/kernel/process_32.c')
-rw-r--r--arch/sh/kernel/process_32.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index 694bc15f84fd..6d94725d22f2 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -176,14 +176,26 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
{
struct thread_info *ti = task_thread_info(p);
struct pt_regs *childregs;
-#if defined(CONFIG_SH_FPU)
+#if defined(CONFIG_SH_FPU) || defined(CONFIG_SH_DSP)
struct task_struct *tsk = current;
+#endif
+#if defined(CONFIG_SH_FPU)
unlazy_fpu(tsk, regs);
p->thread.fpu = tsk->thread.fpu;
copy_to_stopped_child_used_math(p);
#endif
+#if defined(CONFIG_SH_DSP)
+ if (is_dsp_enabled(tsk)) {
+ /* We can use the __save_dsp or just copy the struct:
+ * __save_dsp(p);
+ * p->thread.dsp_status.status |= SR_DSP
+ */
+ p->thread.dsp_status = tsk->thread.dsp_status;
+ }
+#endif
+
childregs = task_pt_regs(p);
*childregs = *regs;