Changeset 482f968 in mainline for kernel/arch/amd64/src/vreg.c

Timestamp:

2018-10-31T16:48:51Z (5 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.

File:

• kernel/arch/amd64/src/vreg.c (modified) (1 diff)

kernel/arch/amd64/src/vreg.c

@@ -62 +62 @@
         frame = frame_alloc(1, FRAME_ATOMIC | FRAME_HIGHMEM, 0);
         if (!frame)
-                frame = frame_alloc(1, FRAME_ATOMIC | FRAME_LOWMEM, 0);
-        if (!frame)
                 panic("Cannot allocate VREG frame.");