[PATCH 7/14] get_unmapped_area handles MAP_FIXED on parisc

Benjamin Herrenschmidt
2007-04-04T04:02:18Z

---

arch/parisc/kernel/sys_parisc.c | 5 +++++
1 file changed, 5 insertions(+)

Index: linux-cell/arch/parisc/kernel/sys_parisc.c
===================================================================
--- linux-cell.orig/arch/parisc/kernel/sys_parisc.c 2007-03-22 15:28:05.000000000 +1100
+++ linux-cell/arch/parisc/kernel/sys_parisc.c 2007-03-22 15:29:08.000000000 +1100
@@ -106,6 +106,11 @@ unsigned long arch_get_unmapped_area(str
{
if (len > TASK_SIZE)
return -ENOMEM;
+ /* Might want to check for cache aliasing issues for MAP_FIXED case
+ * like ARM or MIPS ??? --BenH.
+ */
+ if (flags & MAP_FIXED)
+ return addr;
if (!addr)
addr = TASK_UNMAPPED_BASE;