On Tue, Aug 21, 2007 at 01:43:09PM -0600, Matthew Wilcox wrote:
> On Tue, Aug 21, 2007 at 12:38:35PM -0700, Dave Hansen wrote:
> > I'd like to have that for other architectures. So, add it
> > for all the architectures that actually use "current" in
> > their TASK_SIZE. For the others, just add a quick #define
> > in sched.h to use plain old TASK_SIZE.
>
> MIPS seems to do things a little differently ... Ralf, what should Dave
> be doing here?
>
> #define TASK_SIZE32 0x7fff8000UL
> #define TASK_SIZE 0x10000000000UL
Indeed. Below patch should do the trick.
Ralf
Signed-off-by: Ralf Baechle <[EMAIL PROTECTED]>
diff --git a/include/asm-mips/processor.h b/include/asm-mips/processor.h
index 83bc945..0e79e03 100644
--- a/include/asm-mips/processor.h
+++ b/include/asm-mips/processor.h
@@ -45,6 +45,8 @@ extern unsigned int vced_count, vcei_count;
* space during mmap's.
*/
#define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 3))
+#define TASK_SIZE_OF(tsk) \
+ (test_thread_flag(TIF_32BIT_ADDR) ? TASK_SIZE32 : TASK_SIZE)
#endif
#ifdef CONFIG_64BIT
@@ -65,6 +67,8 @@ extern unsigned int vced_count, vcei_count;
#define TASK_UNMAPPED_BASE \
(test_thread_flag(TIF_32BIT_ADDR) ? \
PAGE_ALIGN(TASK_SIZE32 / 3) : PAGE_ALIGN(TASK_SIZE / 3))
+#define TASK_SIZE_OF(tsk) \
+ (test_thread_flag(TIF_32BIT_ADDR) ? TASK_SIZE32 : TASK_SIZE)
#endif
#define NUM_FPU_REGS 32
-
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