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[v18,22/24] selftests/vm/pkeys: Override access right definitions on powerpc

Message ID 71f29be8833f1d24f66fca9ff78871896af9fbf1.1580365432.git.sandipan@linux.ibm.com
State Superseded
Headers show
Series [v18,01/24] selftests/x86/pkeys: Move selftests to arch-neutral directory | expand

Commit Message

Sandipan Das Jan. 30, 2020, 6:37 a.m. UTC 
From: Ram Pai <linuxram@us.ibm.com>

Some platforms hardcode the x86 values for PKEY_DISABLE_ACCESS
and PKEY_DISABLE_WRITE such as those in:
 /usr/include/bits/mman-shared.h.

This overrides the definitions with correct values for powerpc.

cc: Dave Hansen <dave.hansen@intel.com>
cc: Florian Weimer <fweimer@redhat.com>
Signed-off-by: Ram Pai <linuxram@us.ibm.com>
Signed-off-by: Sandipan Das <sandipan@linux.ibm.com>
---
 tools/testing/selftests/vm/pkey-powerpc.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/tools/testing/selftests/vm/pkey-powerpc.h b/tools/testing/selftests/vm/pkey-powerpc.h
index d31665c48f5e..02bd4dd7d467 100644
--- a/tools/testing/selftests/vm/pkey-powerpc.h
+++ b/tools/testing/selftests/vm/pkey-powerpc.h
@@ -16,11 +16,13 @@ 
 #define fpregs			fp_regs
 #define si_pkey_offset		0x20
 
-#ifndef PKEY_DISABLE_ACCESS
+#ifdef PKEY_DISABLE_ACCESS
+#undef PKEY_DISABLE_ACCESS
 # define PKEY_DISABLE_ACCESS	0x3  /* disable read and write */
 #endif
 
-#ifndef PKEY_DISABLE_WRITE
+#ifdef PKEY_DISABLE_WRITE
+#undef PKEY_DISABLE_WRITE
 # define PKEY_DISABLE_WRITE	0x2
 #endif