From: tip-bot for Andy Lutomirski <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: torvalds@linux-foundation.org, dave.hansen@intel.com,
linux-kernel@vger.kernel.org, bpetkov@suse.de, mingo@kernel.org,
tglx@linutronix.de, peterz@infradead.org, hpa@zytor.com,
luto@kernel.org
Subject: [tip:x86/asm] selftests/x86/protection_keys: Fix syscall NR redefinition warnings
Date: Tue, 7 Nov 2017 02:16:38 -0800 [thread overview]
Message-ID: <tip-693cb5580fdb026922363aa103add64b3ecd572e@git.kernel.org> (raw)
In-Reply-To: <1fbef53a9e6befb7165ff855fc1a7d4788a191d6.1509794321.git.luto@kernel.org>
Commit-ID: 693cb5580fdb026922363aa103add64b3ecd572e
Gitweb: https://git.kernel.org/tip/693cb5580fdb026922363aa103add64b3ecd572e
Author: Andy Lutomirski <luto@kernel.org>
AuthorDate: Sat, 4 Nov 2017 04:19:48 -0700
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Tue, 7 Nov 2017 11:13:42 +0100
selftests/x86/protection_keys: Fix syscall NR redefinition warnings
On new enough glibc, the pkey syscalls numbers are available. Check
first before defining them to avoid warnings like:
protection_keys.c:198:0: warning: "SYS_pkey_alloc" redefined
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bpetkov@suse.de>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/1fbef53a9e6befb7165ff855fc1a7d4788a191d6.1509794321.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
tools/testing/selftests/x86/protection_keys.c | 24 ++++++++++++++++++------
1 file changed, 18 insertions(+), 6 deletions(-)
diff --git a/tools/testing/selftests/x86/protection_keys.c b/tools/testing/selftests/x86/protection_keys.c
index 555e43c..7a1cc0e 100644
--- a/tools/testing/selftests/x86/protection_keys.c
+++ b/tools/testing/selftests/x86/protection_keys.c
@@ -189,17 +189,29 @@ void lots_o_noops_around_write(int *write_to_me)
#define u64 uint64_t
#ifdef __i386__
-#define SYS_mprotect_key 380
-#define SYS_pkey_alloc 381
-#define SYS_pkey_free 382
+
+#ifndef SYS_mprotect_key
+# define SYS_mprotect_key 380
+#endif
+#ifndef SYS_pkey_alloc
+# define SYS_pkey_alloc 381
+# define SYS_pkey_free 382
+#endif
#define REG_IP_IDX REG_EIP
#define si_pkey_offset 0x14
+
#else
-#define SYS_mprotect_key 329
-#define SYS_pkey_alloc 330
-#define SYS_pkey_free 331
+
+#ifndef SYS_mprotect_key
+# define SYS_mprotect_key 329
+#endif
+#ifndef SYS_pkey_alloc
+# define SYS_pkey_alloc 330
+# define SYS_pkey_free 331
+#endif
#define REG_IP_IDX REG_RIP
#define si_pkey_offset 0x20
+
#endif
void dump_mem(void *dumpme, int len_bytes)
next prev parent reply other threads:[~2017-11-07 10:20 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-04 11:19 [PATCH 0/5] Minor selftests improvements Andy Lutomirski
2017-11-04 11:19 ` [PATCH 1/5] selftests/x86/protection_keys: Fix syscall NR redefinition warnings Andy Lutomirski
2017-11-07 10:16 ` tip-bot for Andy Lutomirski [this message]
2017-11-04 11:19 ` [PATCH 2/5] selftests/x86/ldt_gdt: Robustify against set_thread_area() and LAR oddities Andy Lutomirski
2017-11-07 10:17 ` [tip:x86/asm] " tip-bot for Andy Lutomirski
2017-11-04 11:19 ` [PATCH 3/5] selftests/x86/ldt_gdt: Add infrastructure to test set_thread_area() Andy Lutomirski
2017-11-07 10:17 ` [tip:x86/asm] " tip-bot for Andy Lutomirski
2017-11-04 11:19 ` [PATCH 4/5] selftests/x86/ldt_gdt: Run most existing LDT test cases against the GDT as well Andy Lutomirski
2017-11-07 10:17 ` [tip:x86/asm] " tip-bot for Andy Lutomirski
2017-11-04 11:19 ` [PATCH 5/5] selftests/x86/ldt_get: Add a few additional tests for limits Andy Lutomirski
2017-11-07 10:18 ` [tip:x86/asm] " tip-bot for Andy Lutomirski
2017-11-07 10:13 ` [PATCH 0/5] Minor selftests improvements Ingo Molnar
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