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authorArnd Bergmann <arnd@arndb.de>2011-10-20 14:51:38 +0200
committerArnd Bergmann <arnd@arndb.de>2011-10-20 14:51:38 +0200
commit1faca4ced8594d3586302e8d1788a60932f2bbca (patch)
tree5130aaa4803a322f3d1f0ff6406f047ed0dba475 /arch/um/sys-x86_64/ptrace.c
parentMerge branches 'sirf/devel', 'at91/devel', 'imx/devel' and 'davinci/devel' in... (diff)
parentARM: S5P64X0: Add Power Management support (diff)
downloadlinux-1faca4ced8594d3586302e8d1788a60932f2bbca.tar.xz
linux-1faca4ced8594d3586302e8d1788a60932f2bbca.zip
Merge branch 'samsung/devel' of git+ssh://git.linaro.org/home/arndbergmann/public_git/arm-soc into next/devel2
Diffstat (limited to 'arch/um/sys-x86_64/ptrace.c')
-rw-r--r--arch/um/sys-x86_64/ptrace.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/um/sys-x86_64/ptrace.c b/arch/um/sys-x86_64/ptrace.c
index f43613643cdb..4005506834fd 100644
--- a/arch/um/sys-x86_64/ptrace.c
+++ b/arch/um/sys-x86_64/ptrace.c
@@ -145,7 +145,7 @@ int is_syscall(unsigned long addr)
return instr == 0x050f;
}
-int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
+static int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
{
int err, n, cpu = ((struct thread_info *) child->stack)->cpu;
long fpregs[HOST_FP_SIZE];
@@ -162,7 +162,7 @@ int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
return n;
}
-int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
+static int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
{
int n, cpu = ((struct thread_info *) child->stack)->cpu;
long fpregs[HOST_FP_SIZE];
@@ -182,12 +182,16 @@ long subarch_ptrace(struct task_struct *child, long request,
void __user *datap = (void __user *) data;
switch (request) {
- case PTRACE_GETFPXREGS: /* Get the child FPU state. */
+ case PTRACE_GETFPREGS: /* Get the child FPU state. */
ret = get_fpregs(datap, child);
break;
- case PTRACE_SETFPXREGS: /* Set the child FPU state. */
+ case PTRACE_SETFPREGS: /* Set the child FPU state. */
ret = set_fpregs(datap, child);
break;
+ case PTRACE_ARCH_PRCTL:
+ /* XXX Calls ptrace on the host - needs some SMP thinking */
+ ret = arch_prctl(child, data, (void __user *) addr);
+ break;
}
return ret;