linux-kernel - [PATCH 4/7] x86, xsave: make init_xstate

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1279731838-1522-5-git-send-email-robert.richter@amd.com>
Date:	Wed, 21 Jul 2010 19:03:55 +0200
From:	Robert Richter <robert.richter@....com>
To:	"H. Peter Anvin" <hpa@...or.com>
CC:	Ingo Molnar <mingo@...e.hu>,
	Suresh Siddha <suresh.b.siddha@...el.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Robert Richter <robert.richter@....com>
Subject: [PATCH 4/7] x86, xsave: make init_xstate_buf static

The pointer is only used in xsave.c. Making it static.

Signed-off-by: Robert Richter <robert.richter@....com>
---
 arch/x86/include/asm/xsave.h |    1 -
 arch/x86/kernel/xsave.c      |   10 +++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/x86/include/asm/xsave.h b/arch/x86/include/asm/xsave.h
index d1b5f3a..0ae6b99 100644
--- a/arch/x86/include/asm/xsave.h
+++ b/arch/x86/include/asm/xsave.h
@@ -27,7 +27,6 @@
 
 extern unsigned int xstate_size;
 extern u64 pcntxt_mask;
-extern struct xsave_struct *init_xstate_buf;
 extern u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS];
 
 extern void xsave_init(void);
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c
index 5adb7fb..3b44a9b 100644
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/xsave.c
@@ -16,6 +16,11 @@
  */
 u64 pcntxt_mask;
 
+/*
+ * Represents init state for the supported extended state.
+ */
+static struct xsave_struct *init_xstate_buf;
+
 struct _fpx_sw_bytes fx_sw_reserved;
 #ifdef CONFIG_IA32_EMULATION
 struct _fpx_sw_bytes fx_sw_reserved_ia32;
@@ -348,11 +353,6 @@ static void prepare_fx_sw_frame(void)
 #endif
 }
 
-/*
- * Represents init state for the supported extended state.
- */
-struct xsave_struct *init_xstate_buf;
-
 #ifdef CONFIG_X86_64
 unsigned int sig_xstate_size = sizeof(struct _fpstate);
 #endif
-- 
1.7.1.1


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/