Re: [PATCH v2 2.6.38-rc8-tip 3/20] 3: uprobes: Breakground page replacement.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 2011-03-14 at 22:54 +0530, Srikar Dronamraju wrote:
> > 
> > I'm confused by the above comment and code. You state we are only
> > interested text pages mapped read-only, but then if the page is mapped
> > read/exec we exit out? It is fine if it is anything but READ/EXEC.
> 
> You are right, it should have been
>         if ((vma->vm_flags & (VM_READ|VM_WRITE|VM_EXEC|VM_SHARED)) !=
>                                         (VM_READ|VM_EXEC))
>                 goto put_out;
> 
> 
Golden rule #12: When the comments do not match the code, they probably
are both wrong ;)

-- Steve


--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@xxxxxxxxxx  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>


[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Bugtraq]     [Linux]     [Linux OMAP]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]