diff options
Diffstat (limited to 'arch/ppc64/kernel')
| -rw-r--r-- | arch/ppc64/kernel/hvcserver.c | 2 | ||||
| -rw-r--r-- | arch/ppc64/kernel/ioctl32.c | 4 | ||||
| -rw-r--r-- | arch/ppc64/kernel/vdso.c | 12 |
3 files changed, 10 insertions, 8 deletions
diff --git a/arch/ppc64/kernel/hvcserver.c b/arch/ppc64/kernel/hvcserver.c index bde8f42da85..4d584172055 100644 --- a/arch/ppc64/kernel/hvcserver.c +++ b/arch/ppc64/kernel/hvcserver.c @@ -22,6 +22,8 @@ #include <linux/kernel.h> #include <linux/list.h> #include <linux/module.h> +#include <linux/slab.h> + #include <asm/hvcall.h> #include <asm/hvcserver.h> #include <asm/io.h> diff --git a/arch/ppc64/kernel/ioctl32.c b/arch/ppc64/kernel/ioctl32.c index a8005db23ec..ba4a899045c 100644 --- a/arch/ppc64/kernel/ioctl32.c +++ b/arch/ppc64/kernel/ioctl32.c @@ -39,9 +39,7 @@ IOCTL_TABLE_START #include <linux/compat_ioctl.h> #define DECLARES #include "compat_ioctl.c" -COMPATIBLE_IOCTL(TIOCSTART) -COMPATIBLE_IOCTL(TIOCSTOP) -COMPATIBLE_IOCTL(TIOCSLTC) + /* Little p (/dev/rtc, /dev/envctrl, etc.) */ COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */ COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */ diff --git a/arch/ppc64/kernel/vdso.c b/arch/ppc64/kernel/vdso.c index efa985f05ac..4aacf521e3e 100644 --- a/arch/ppc64/kernel/vdso.c +++ b/arch/ppc64/kernel/vdso.c @@ -176,13 +176,13 @@ static struct page * vdso_vma_nopage(struct vm_area_struct * vma, return NOPAGE_SIGBUS; /* - * Last page is systemcfg, special handling here, no get_page() a - * this is a reserved page + * Last page is systemcfg. */ if ((vma->vm_end - address) <= PAGE_SIZE) - return virt_to_page(systemcfg); + pg = virt_to_page(systemcfg); + else + pg = virt_to_page(vbase + offset); - pg = virt_to_page(vbase + offset); get_page(pg); DBG(" ->page count: %d\n", page_count(pg)); @@ -259,7 +259,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int executable_stack) * gettimeofday will be totally dead. It's fine to use that for setting * breakpoints in the vDSO code pages though */ - vma->vm_flags = VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC; + vma->vm_flags = VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC | VM_RESERVED; vma->vm_flags |= mm->def_flags; vma->vm_page_prot = protection_map[vma->vm_flags & 0x7]; vma->vm_ops = &vdso_vmops; @@ -603,6 +603,8 @@ void __init vdso_init(void) ClearPageReserved(pg); get_page(pg); } + + get_page(virt_to_page(systemcfg)); } int in_gate_area_no_task(unsigned long addr) |