Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 bugfixes from Martin Schwidefsky: "Two critical bug fixes for the signal handling" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/fpu: signals vs. floating point control register s390/compat: correct restore of high gprs on signal return
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70d070f56a
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@ -40,6 +40,7 @@ static inline void convert_fp_to_vx(__vector128 *vxrs, freg_t *fprs)
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static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu)
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{
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fpregs->pad = 0;
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fpregs->fpc = fpu->fpc;
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if (MACHINE_HAS_VX)
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convert_vx_to_fp((freg_t *)&fpregs->fprs, fpu->vxrs);
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else
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@ -49,6 +50,7 @@ static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu)
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static inline void fpregs_load(_s390_fp_regs *fpregs, struct fpu *fpu)
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{
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fpu->fpc = fpregs->fpc;
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if (MACHINE_HAS_VX)
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convert_fp_to_vx(fpu->vxrs, (freg_t *)&fpregs->fprs);
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else
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@ -271,7 +271,7 @@ static int restore_sigregs_ext32(struct pt_regs *regs,
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/* Restore high gprs from signal stack */
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if (__copy_from_user(&gprs_high, &sregs_ext->gprs_high,
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sizeof(&sregs_ext->gprs_high)))
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sizeof(sregs_ext->gprs_high)))
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return -EFAULT;
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for (i = 0; i < NUM_GPRS; i++)
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*(__u32 *)®s->gprs[i] = gprs_high[i];
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