Re: [PATCH] Kprobes causes NX protection fault on i686 SMP

Prasanna S Panchamukhi <[email protected]> writes:

> This patch fixes the problem seen on i686 machine with NX support,
> where the instruction could not be single stepped because of NX
> bit set on the memory pages allocated by kprobes module. This patch
> provides allocation of instruction solt so that the processor can
> execute the instruction from that location similar to x86_64
> architecture. Thanks to Bibo and Masami for testing this patch.
> 
> Signed-off-by: Prasanna S Panchamukhi <[email protected]>

Looks good to me.

Acked-by: Andi Kleen <[email protected]>

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• References:
  • [PATCH] Kprobes causes NX protection fault on i686 SMP
    • From: Prasanna S Panchamukhi <[email protected]>

• Prev by Date: Re: [PATCH] i386: actively synchronize vmalloc area when registering certain callbacks
• Next by Date: Re: CD writing in future Linux (stirring up a hornets' nest)
• Previous by thread: [PATCH] Kprobes causes NX protection fault on i686 SMP
• Next by thread: flawed assumption in via-rhine (or bug in skb_pad)?
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]