linux-kernel - [PATCH 3/4] x86, selftests, protection_keys: rename si

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Message-Id: <20171111001231.DFFC8285@viggo.jf.intel.com>
Date:   Fri, 10 Nov 2017 16:12:31 -0800
From:   Dave Hansen <dave.hansen@...ux.intel.com>
To:     linux-kernel@...r.kernel.org
Cc:     x86@...nel.org, Dave Hansen <dave.hansen@...ux.intel.com>
Subject: [PATCH 3/4] x86, selftests, protection_keys: rename si_pkey


si_pkey is now #defined to be the name of the new siginfo field that
protection keys uses.  Rename it not to conflict.

---

 b/tools/testing/selftests/x86/protection_keys.c |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff -puN tools/testing/selftests/x86/protection_keys.c~x86-selftests-protection-keys-si_pkeys tools/testing/selftests/x86/protection_keys.c
--- a/tools/testing/selftests/x86/protection_keys.c~x86-selftests-protection-keys-si_pkeys	2017-11-10 15:29:25.380207948 -0800
+++ b/tools/testing/selftests/x86/protection_keys.c	2017-11-10 15:29:25.384207948 -0800
@@ -250,7 +250,7 @@ void signal_handler(int signum, siginfo_
 	unsigned long ip;
 	char *fpregs;
 	u32 *pkru_ptr;
-	u64 si_pkey;
+	u64 siginfo_pkey;
 	u32 *si_pkey_ptr;
 	int pkru_offset;
 	fpregset_t fpregset;
@@ -292,9 +292,9 @@ void signal_handler(int signum, siginfo_
 	si_pkey_ptr = (u32 *)(((u8 *)si) + si_pkey_offset);
 	dprintf1("si_pkey_ptr: %p\n", si_pkey_ptr);
 	dump_mem(si_pkey_ptr - 8, 24);
-	si_pkey = *si_pkey_ptr;
-	pkey_assert(si_pkey < NR_PKEYS);
-	last_si_pkey = si_pkey;
+	siginfo_pkey = *si_pkey_ptr;
+	pkey_assert(siginfo_pkey < NR_PKEYS);
+	last_si_pkey = siginfo_pkey;
 
 	if ((si->si_code == SEGV_MAPERR) ||
 	    (si->si_code == SEGV_ACCERR) ||
@@ -306,7 +306,7 @@ void signal_handler(int signum, siginfo_
 	dprintf1("signal pkru from xsave: %08x\n", *pkru_ptr);
 	/* need __rdpkru() version so we do not do shadow_pkru checking */
 	dprintf1("signal pkru from  pkru: %08x\n", __rdpkru());
-	dprintf1("si_pkey from siginfo: %jx\n", si_pkey);
+	dprintf1("pkey from siginfo: %jx\n", siginfo_pkey);
 	*(u64 *)pkru_ptr = 0x00000000;
 	dprintf1("WARNING: set PRKU=0 to allow faulting instruction to continue\n");
 	pkru_faults++;
_