This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata from text so that rodata can
also be NX, which may lead to wasted memory when aligning to SECTION_SIZE.
The read-only areas are made writable during ftrace updates. Additional
work is
This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata from text so that rodata can
also be NX, which may lead to wasted memory when aligning to SECTION_SIZE.
The read-only areas are made writable during ftrace updates. Additional
work is
On Wed, Apr 9, 2014 at 12:52 PM, Laura Abbott wrote:
> On 4/9/2014 9:12 AM, Kees Cook wrote:
>> On Wed, Apr 9, 2014 at 2:02 AM, Steve Capper wrote:
>>> Hi Kees,
>>>
>>> On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
This introduces CONFIG_DEBUG_RODATA, making kernel text and
On 4/9/2014 9:12 AM, Kees Cook wrote:
> On Wed, Apr 9, 2014 at 2:02 AM, Steve Capper wrote:
>> Hi Kees,
>>
>> On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
>>> This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
>>> read-only. Additionally, this splits rodata from text
On Wed, Apr 9, 2014 at 2:02 AM, Steve Capper wrote:
> Hi Kees,
>
> On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
>> This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
>> read-only. Additionally, this splits rodata from text so that rodata can
>> also be NX, which may
Hi Kees,
On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
> This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
> read-only. Additionally, this splits rodata from text so that rodata can
> also be NX, which may lead to wasted memory when aligning to SECTION_SIZE.
>
> The
Hi Kees,
On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata from text so that rodata can
also be NX, which may lead to wasted memory when aligning to SECTION_SIZE.
The
On Wed, Apr 9, 2014 at 2:02 AM, Steve Capper steve.cap...@linaro.org wrote:
Hi Kees,
On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata from text so that rodata can
also be
On 4/9/2014 9:12 AM, Kees Cook wrote:
On Wed, Apr 9, 2014 at 2:02 AM, Steve Capper steve.cap...@linaro.org wrote:
Hi Kees,
On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata
On Wed, Apr 9, 2014 at 12:52 PM, Laura Abbott lau...@codeaurora.org wrote:
On 4/9/2014 9:12 AM, Kees Cook wrote:
On Wed, Apr 9, 2014 at 2:02 AM, Steve Capper steve.cap...@linaro.org wrote:
Hi Kees,
On Mon, Apr 07, 2014 at 08:15:10PM -0700, Kees Cook wrote:
This introduces
This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata from text so that rodata can
also be NX, which may lead to wasted memory when aligning to SECTION_SIZE.
The read-only areas are made writable during ftrace updates. Additional
work is
This introduces CONFIG_DEBUG_RODATA, making kernel text and rodata
read-only. Additionally, this splits rodata from text so that rodata can
also be NX, which may lead to wasted memory when aligning to SECTION_SIZE.
The read-only areas are made writable during ftrace updates. Additional
work is
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