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authorDave Airlie <airlied@redhat.com>2017-02-23 12:10:12 +1000
committerDave Airlie <airlied@redhat.com>2017-02-23 12:10:12 +1000
commit94000cc32988a0674923309d35ab9c2405c4b39b (patch)
treeef9d58ea9ad614bfdf6d0c7c6293f05dbd989475 /arch/s390/kernel
parenta5eb76d9c892b8bd7d3505f8897cf126a54860bd (diff)
parent7089db84e356562f8ba737c29e472cc42d530dbc (diff)
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Merge tag 'v4.10-rc8' into drm-next
Linux 4.10-rc8 Backmerge Linus rc8 to fix some conflicts, but also to avoid pulling it in via a fixes pull from someone.
Diffstat (limited to 'arch/s390/kernel')
-rw-r--r--arch/s390/kernel/ptrace.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 7447ba509c30..12020b55887b 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -963,6 +963,11 @@ static int s390_fpregs_set(struct task_struct *target,
if (target == current)
save_fpu_regs();
+ if (MACHINE_HAS_VX)
+ convert_vx_to_fp(fprs, target->thread.fpu.vxrs);
+ else
+ memcpy(&fprs, target->thread.fpu.fprs, sizeof(fprs));
+
/* If setting FPC, must validate it first. */
if (count > 0 && pos < offsetof(s390_fp_regs, fprs)) {
u32 ufpc[2] = { target->thread.fpu.fpc, 0 };
@@ -1067,6 +1072,9 @@ static int s390_vxrs_low_set(struct task_struct *target,
if (target == current)
save_fpu_regs();
+ for (i = 0; i < __NUM_VXRS_LOW; i++)
+ vxrs[i] = *((__u64 *)(target->thread.fpu.vxrs + i) + 1);
+
rc = user_regset_copyin(&pos, &count, &kbuf, &ubuf, vxrs, 0, -1);
if (rc == 0)
for (i = 0; i < __NUM_VXRS_LOW; i++)