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author | Dan Crowell <dcrowell@us.ibm.com> | 2017-10-11 11:56:19 -0500 |
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committer | Daniel M. Crowell <dcrowell@us.ibm.com> | 2017-10-19 22:17:12 -0400 |
commit | 20250c0b1f6de53b2bfddd1c714fb8c97e655ce2 (patch) | |
tree | 3d67d0922a68c11bc71218880844233604ebf50d /src/include/util/lockfree | |
parent | 281503375a8c02c78b8fa188c58c6207affe3713 (diff) | |
download | talos-hostboot-20250c0b1f6de53b2bfddd1c714fb8c97e655ce2.tar.gz talos-hostboot-20250c0b1f6de53b2bfddd1c714fb8c97e655ce2.zip |
Ensure AbaPtr is not used in runtime code
The AbaPtr makes assumptions that we have pointer values that
are only 32-bits long. In our runtime (HBRT) environment that
assumption is not true so we need to make sure none of the code
that runs there is trying to use the AbaPtr code.
Change-Id: I0a26558f305fada723bf3cb3447a2bdfddb194d0
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/48248
Reviewed-by: Martin Gloff <mgloff@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Matt Derksen <mderkse1@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Diffstat (limited to 'src/include/util/lockfree')
-rw-r--r-- | src/include/util/lockfree/abaptr.H | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/include/util/lockfree/abaptr.H b/src/include/util/lockfree/abaptr.H index ed13f83ca..5ea5868ff 100644 --- a/src/include/util/lockfree/abaptr.H +++ b/src/include/util/lockfree/abaptr.H @@ -5,7 +5,7 @@ /* */ /* OpenPOWER HostBoot Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2015 */ +/* Contributors Listed Below - COPYRIGHT 2015,2017 */ /* [+] International Business Machines Corp. */ /* */ /* */ @@ -25,6 +25,12 @@ #ifndef __UTIL_LOCKFREE_ABAPTR_H #define __UTIL_LOCKFREE_ABAPTR_H +// This code makes assumptions on pointer sizes that are not valid within +// our runtime environment, therefore it cannot ever be used there. +#ifdef __HOSTBOOT_RUNTIME +#error "AbaPtr is not allowed in HBRT" +#endif + #include <stdint.h> #include <assert.h> |