[PATCH] ARM64: implement TASK_SIZE_OF

Catalin Marinas catalin.marinas at arm.com
Mon Jun 23 04:13:43 PDT 2014


On Wed, Jun 18, 2014 at 09:10:09PM +0100, Colin Cross wrote:
> include/linux/sched.h implements TASK_SIZE_OF as TASK_SIZE if it
> is not set by the architecture headers.  TASK_SIZE uses the
> current task to determine the size of the virtual address space.
> On a 64-bit kernel this will cause reading /proc/pid/pagemap of a
> 64-bit process from a 32-bit process to return EOF when it reads
> past 0xffffffff.
> 
> Implement TASK_SIZE_OF exactly the same as TASK_SIZE with
> test_tsk_thread_flag instead of test_thread_flag.
> 
> Cc: stable at vger.kernel.org
> Signed-off-by: Colin Cross <ccross at android.com>

Thanks. Applied.

-- 
Catalin



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