On Fri, 31 Oct 2014, Dave Hansen wrote:
> On 10/27/2014 01:36 PM, Thomas Gleixner wrote:
> > You're repeating yourself. Care to read the discussion about this from
> > the last round of review again?
>
> OK, so here's a rewritten decoder. I think it's a lot more robust and
> probably fixes a
On 10/27/2014 01:36 PM, Thomas Gleixner wrote:
> You're repeating yourself. Care to read the discussion about this from
> the last round of review again?
OK, so here's a rewritten decoder. I think it's a lot more robust and
probably fixes a bug or two. This ends up saving ~70 lines of code out
On Fri, 31 Oct 2014, Ren Qiaowei wrote:
> On 10/31/2014 06:38 AM, Dave Hansen wrote:
> > > @@ -316,6 +317,11 @@ dotraplinkage void do_bounds(struct pt_regs *regs,
> > > long error_code)
> > > break;
> > >
> > > case 1: /* Bound violation. */
> > > +
On Fri, 31 Oct 2014, Ren Qiaowei wrote:
On 10/31/2014 06:38 AM, Dave Hansen wrote:
@@ -316,6 +317,11 @@ dotraplinkage void do_bounds(struct pt_regs *regs,
long error_code)
break;
case 1: /* Bound violation. */
+ do_mpx_bounds(regs, info,
On 10/27/2014 01:36 PM, Thomas Gleixner wrote:
You're repeating yourself. Care to read the discussion about this from
the last round of review again?
OK, so here's a rewritten decoder. I think it's a lot more robust and
probably fixes a bug or two. This ends up saving ~70 lines of code out
of
On Fri, 31 Oct 2014, Dave Hansen wrote:
On 10/27/2014 01:36 PM, Thomas Gleixner wrote:
You're repeating yourself. Care to read the discussion about this from
the last round of review again?
OK, so here's a rewritten decoder. I think it's a lot more robust and
probably fixes a bug or
On 10/31/2014 06:38 AM, Dave Hansen wrote:
+void do_mpx_bounds(struct pt_regs *regs, siginfo_t *info,
+ struct xsave_struct *xsave_buf)
+{
+ struct mpx_insn insn;
+ uint8_t bndregno;
+ unsigned long addr_vio;
+
+ addr_vio = mpx_insn_decode(, regs);
+
+
> +void do_mpx_bounds(struct pt_regs *regs, siginfo_t *info,
> + struct xsave_struct *xsave_buf)
> +{
> + struct mpx_insn insn;
> + uint8_t bndregno;
> + unsigned long addr_vio;
> +
> + addr_vio = mpx_insn_decode(, regs);
> +
> + bndregno =
+void do_mpx_bounds(struct pt_regs *regs, siginfo_t *info,
+ struct xsave_struct *xsave_buf)
+{
+ struct mpx_insn insn;
+ uint8_t bndregno;
+ unsigned long addr_vio;
+
+ addr_vio = mpx_insn_decode(insn, regs);
+
+ bndregno =
On 10/31/2014 06:38 AM, Dave Hansen wrote:
+void do_mpx_bounds(struct pt_regs *regs, siginfo_t *info,
+ struct xsave_struct *xsave_buf)
+{
+ struct mpx_insn insn;
+ uint8_t bndregno;
+ unsigned long addr_vio;
+
+ addr_vio = mpx_insn_decode(insn, regs);
+
+
On 10/28/2014 04:36 AM, Thomas Gleixner wrote:
On Mon, 27 Oct 2014, Ren, Qiaowei wrote:
On 2014-10-24, Thomas Gleixner wrote:
On Sun, 12 Oct 2014, Qiaowei Ren wrote:
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and
On 10/28/2014 04:36 AM, Thomas Gleixner wrote:
On Mon, 27 Oct 2014, Ren, Qiaowei wrote:
On 2014-10-24, Thomas Gleixner wrote:
On Sun, 12 Oct 2014, Qiaowei Ren wrote:
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and
On Mon, 27 Oct 2014, Ren, Qiaowei wrote:
> On 2014-10-24, Thomas Gleixner wrote:
> > On Sun, 12 Oct 2014, Qiaowei Ren wrote:
> >
> >> This patch sets bound violation fields of siginfo struct in #BR
> >> exception handler by decoding the user instruction and constructing
> >> the faulting pointer.
On Mon, 27 Oct 2014, Ren, Qiaowei wrote:
On 2014-10-24, Thomas Gleixner wrote:
On Sun, 12 Oct 2014, Qiaowei Ren wrote:
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and constructing
the faulting pointer.
This
On 2014-10-24, Thomas Gleixner wrote:
> On Sun, 12 Oct 2014, Qiaowei Ren wrote:
>
>> This patch sets bound violation fields of siginfo struct in #BR
>> exception handler by decoding the user instruction and constructing
>> the faulting pointer.
>>
>> This patch does't use the generic decoder,
On 2014-10-24, Thomas Gleixner wrote:
On Sun, 12 Oct 2014, Qiaowei Ren wrote:
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and constructing
the faulting pointer.
This patch does't use the generic decoder, and
On Sun, 12 Oct 2014, Qiaowei Ren wrote:
> This patch sets bound violation fields of siginfo struct in #BR
> exception handler by decoding the user instruction and constructing
> the faulting pointer.
>
> This patch does't use the generic decoder, and implements a limited
> special-purpose
On Sun, 12 Oct 2014, Qiaowei Ren wrote:
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and constructing
the faulting pointer.
This patch does't use the generic decoder, and implements a limited
special-purpose decoder to
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and constructing
the faulting pointer.
This patch does't use the generic decoder, and implements a limited
special-purpose decoder to decode MPX instructions, simply because the
This patch sets bound violation fields of siginfo struct in #BR
exception handler by decoding the user instruction and constructing
the faulting pointer.
This patch does't use the generic decoder, and implements a limited
special-purpose decoder to decode MPX instructions, simply because the
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