Changeset 482f968 in mainline for kernel/arch/sparc64

Timestamp:

2018-10-31T16:48:51Z (7 years ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

91a8f83, bab75df6

Parents:

37781819

Message:

Make FRAME_HIGHMEM fall back to low memory on failure.

Which is what existing users of it are doing, and there is no reason
not to as far as I can see.

Also make sure calls to frame_alloc all have either FRAME_LOWMEM or
FRAME_HIGHMEM explicitly set, as appropriate.

Location:

kernel/arch/sparc64/src/mm

Files:

• sun4u/as.c (modified) (1 diff)
• sun4v/as.c (modified) (1 diff)

kernel/arch/sparc64/src/mm/sun4u/as.c

@@ -63 +63 @@
 {
 #ifdef CONFIG_TSB
-        uintptr_t tsb_base = frame_alloc(TSB_FRAMES, flags, TSB_SIZE - 1);
+        uintptr_t tsb_base = frame_alloc(TSB_FRAMES, FRAME_LOWMEM | flags,
+            TSB_SIZE - 1);
         if (!tsb_base)
                 return ENOMEM;

kernel/arch/sparc64/src/mm/sun4v/as.c

@@ -66 +66 @@
 {
 #ifdef CONFIG_TSB
-        uintptr_t tsb_base = frame_alloc(TSB_FRAMES, flags, TSB_SIZE - 1);
+        uintptr_t tsb_base = frame_alloc(TSB_FRAMES, FRAME_LOWMEM | flags,
+            TSB_SIZE - 1);
         if (!tsb_base)
                 return ENOMEM;