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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-15 18:51:09 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-15 18:51:09 +0200 |
commit | 723e9db7a46e328527cc3da2b478b831184fe828 (patch) | |
tree | cdeda255633057dcb4c84097bed27b2bbf76970f /arch/powerpc/kernel/process.c | |
parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/... (diff) | |
parent | powerpc/nvram: Enable use Generic NVRAM driver for different size chips (diff) | |
download | linux-723e9db7a46e328527cc3da2b478b831184fe828.tar.xz linux-723e9db7a46e328527cc3da2b478b831184fe828.zip |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (134 commits)
powerpc/nvram: Enable use Generic NVRAM driver for different size chips
powerpc/iseries: Fix oops reading from /proc/iSeries/mf/*/cmdline
powerpc/ps3: Workaround for flash memory I/O error
powerpc/booke: Don't set DABR on 64-bit BookE, use DAC1 instead
powerpc/perf_counters: Reduce stack usage of power_check_constraints
powerpc: Fix bug where perf_counters breaks oprofile
powerpc/85xx: Fix SMP compile error and allow NULL for smp_ops
powerpc/irq: Improve nanodoc
powerpc: Fix some late PowerMac G5 with PCIe ATI graphics
powerpc/fsl-booke: Use HW PTE format if CONFIG_PTE_64BIT
powerpc/book3e: Add missing page sizes
powerpc/pseries: Fix to handle slb resize across migration
powerpc/powermac: Thermal control turns system off too eagerly
powerpc/pci: Merge ppc32 and ppc64 versions of phb_scan()
powerpc/405ex: support cuImage via included dtb
powerpc/405ex: provide necessary fixup function to support cuImage
powerpc/40x: Add support for the ESTeem 195E (PPC405EP) SBC
powerpc/44x: Add Eiger AMCC (AppliedMicro) PPC460SX evaluation board support.
powerpc/44x: Update Arches defconfig
powerpc/44x: Update Arches dts
...
Fix up conflicts in drivers/char/agp/uninorth-agp.c
Diffstat (limited to 'arch/powerpc/kernel/process.c')
-rw-r--r-- | arch/powerpc/kernel/process.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 892a9f2e6d76..0a3216433051 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -284,14 +284,13 @@ int set_dabr(unsigned long dabr) return ppc_md.set_dabr(dabr); /* XXX should we have a CPU_FTR_HAS_DABR ? */ -#if defined(CONFIG_PPC64) || defined(CONFIG_6xx) - mtspr(SPRN_DABR, dabr); -#endif - #if defined(CONFIG_BOOKE) mtspr(SPRN_DAC1, dabr); +#elif defined(CONFIG_PPC_BOOK3S) + mtspr(SPRN_DABR, dabr); #endif + return 0; } @@ -372,15 +371,16 @@ struct task_struct *__switch_to(struct task_struct *prev, #endif /* CONFIG_SMP */ - if (unlikely(__get_cpu_var(current_dabr) != new->thread.dabr)) - set_dabr(new->thread.dabr); - #if defined(CONFIG_BOOKE) /* If new thread DAC (HW breakpoint) is the same then leave it */ if (new->thread.dabr) set_dabr(new->thread.dabr); +#else + if (unlikely(__get_cpu_var(current_dabr) != new->thread.dabr)) + set_dabr(new->thread.dabr); #endif + new_thread = &new->thread; old_thread = ¤t->thread; @@ -664,6 +664,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, sp_vsid |= SLB_VSID_KERNEL | llp; p->thread.ksp_vsid = sp_vsid; } +#endif /* CONFIG_PPC_STD_MMU_64 */ /* * The PPC64 ABI makes use of a TOC to contain function @@ -671,6 +672,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, * to the TOC entry. The first entry is a pointer to the actual * function. */ +#ifdef CONFIG_PPC64 kregs->nip = *((unsigned long *)ret_from_fork); #else kregs->nip = (unsigned long)ret_from_fork; |