Re: [PATCH x86/mm] x86 vDSO: canonicalize sysenter .eh_frame

* Roland McGrath <[email protected]> wrote:

> Some assembler versions automagically optimize .eh_frame contents, 
> changing their size.  The CFI in sysenter.S was not using optimal 
> formatting, so it would be changed by newer/smarter assemblers. This 
> ran afoul of the wired constant for padding out the other vDSO images 
> to match its size.  This changes the original hand-coded source to use 
> the optimal format encoding for its operations.  That leaves nothing 
> more for a fancy assembler to do, so the sizes will match the wired-in 
> expected size regardless of the assembler version.
> 
> Signed-off-by: Roland McGrath <[email protected]> ---

thanks, applied.

	Ingo
--
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:
  • 2.6.24-rc4-mm1
    • From: Andrew Morton <[email protected]>
  • Re: 2.6.24-rc4-mm1: VDSOSYM build error
    • From: Laurent Riffard <[email protected]>
  • Re: 2.6.24-rc4-mm1: VDSOSYM build error
    • From: Andrew Morton <[email protected]>
  • [PATCH x86/mm] x86 vDSO: canonicalize sysenter .eh_frame
    • From: Roland McGrath <[email protected]>

• Prev by Date: Re: [PATCH] scheduler: fix x86 regression in native_sched_clock
• Next by Date: Re: [patch] ext2: xip check fix
• Previous by thread: Re: [PATCH x86/mm] x86 vDSO: canonicalize sysenter .eh_frame
• Next by thread: Re: 2.6.24-rc4-mm1
• 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]