linux-kernel - [PATCH 03/14] [VOYAGER] x86: add prefill_possible_map to x86

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]

Date:	Tue, 14 Apr 2009 10:51:29 -0500
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...ux.intel.com>,
	Ingo Molnar <mingo@...e.hu>,
	James Bottomley <James.Bottomley@...senPartnership.com>
Subject: [PATCH 03/14] [VOYAGER] x86: add prefill_possible_map to x86_quirks

Voyager needs a different prefill of the possible map, so abstract the
operation through the x86 quirks mechanism.

Signed-off-by: James Bottomley <James.Bottomley@...senPartnership.com>
---
 arch/x86/include/asm/setup.h |    1 +
 arch/x86/kernel/setup.c      |    5 ++++-
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index bdc2ada..56c99eb 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -31,6 +31,7 @@ struct x86_quirks {
 	void (*smp_read_mpc_oem)(struct mpc_oemtable *oemtable,
 				unsigned short oemsize);
 	int (*setup_ioapic_ids)(void);
+	void (*prefill_possible_map)(void);
 };
 
 extern void x86_quirk_pre_intr_init(void);
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index b415843..17fc85f 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -960,7 +960,10 @@ void __init setup_arch(char **cmdline_p)
 		get_smp_config();
 #endif
 
-	prefill_possible_map();
+	if (x86_quirks->prefill_possible_map)
+		x86_quirks->prefill_possible_map();
+	else
+		prefill_possible_map();
 
 #ifdef CONFIG_X86_64
 	init_cpu_to_node();
-- 
1.6.2.1

--
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/