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authorcodeworkx <codeworkx@cyanogenmod.com>2012-09-18 18:51:21 +0200
committercodeworkx <codeworkx@cyanogenmod.com>2012-09-18 19:02:23 +0200
commitf991bd2a427ec6a5e049e19745aba6a5d7f006c4 (patch)
treec6f0d428403c32c95335c34b3f0105c2e4c8087d /arch/arm/kernel
parentc28265764ec6ad9995eb0c761a376ffc9f141fcd (diff)
parentbea37381fd9a34c6660e5195d31beea86aa3dda3 (diff)
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Merge linux-3.0.31 from korg into jellybean
Conflicts: arch/arm/mm/proc-v7.S drivers/base/core.c drivers/gpu/drm/i915/i915_gem_execbuffer.c drivers/gpu/drm/i915/intel_display.c drivers/gpu/drm/i915/intel_lvds.c drivers/gpu/drm/radeon/evergreen.c drivers/gpu/drm/radeon/r100.c drivers/gpu/drm/radeon/radeon_connectors.c drivers/gpu/drm/radeon/rs600.c drivers/usb/core/hub.c drivers/usb/host/xhci-pci.c drivers/usb/host/xhci.c drivers/usb/serial/qcserial.c fs/proc/base.c Change-Id: Ia98b35db3f8c0bfd95817867d3acb85be8e5e772
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/ptrace.c8
-rw-r--r--arch/arm/kernel/signal.c5
2 files changed, 7 insertions, 6 deletions
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 9726006..172ae01 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -719,10 +719,13 @@ static int vfp_set(struct task_struct *target,
{
int ret;
struct thread_info *thread = task_thread_info(target);
- struct vfp_hard_struct new_vfp = thread->vfpstate.hard;
+ struct vfp_hard_struct new_vfp;
const size_t user_fpregs_offset = offsetof(struct user_vfp, fpregs);
const size_t user_fpscr_offset = offsetof(struct user_vfp, fpscr);
+ vfp_sync_hwstate(thread);
+ new_vfp = thread->vfpstate.hard;
+
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf,
&new_vfp.fpregs,
user_fpregs_offset,
@@ -743,9 +746,8 @@ static int vfp_set(struct task_struct *target,
if (ret)
return ret;
- vfp_sync_hwstate(thread);
- thread->vfpstate.hard = new_vfp;
vfp_flush_hwstate(thread);
+ thread->vfpstate.hard = new_vfp;
return 0;
}
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 0340224..9e617bd 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -227,6 +227,8 @@ static int restore_vfp_context(struct vfp_sigframe __user *frame)
if (magic != VFP_MAGIC || size != VFP_STORAGE_SIZE)
return -EINVAL;
+ vfp_flush_hwstate(thread);
+
/*
* Copy the floating point registers. There can be unused
* registers see asm/hwcap.h for details.
@@ -251,9 +253,6 @@ static int restore_vfp_context(struct vfp_sigframe __user *frame)
__get_user_error(h->fpinst, &frame->ufp_exc.fpinst, err);
__get_user_error(h->fpinst2, &frame->ufp_exc.fpinst2, err);
- if (!err)
- vfp_flush_hwstate(thread);
-
return err ? -EFAULT : 0;
}