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Date:	Tue, 22 Jan 2013 08:50:58 -0800
From:	tip-bot for Daniel J Blueman <daniel@...ascale-asia.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	tglx@...utronix.de, bp@...en8.de, daniel@...ascale-asia.com
Subject: [tip:x86/platform] x86, AMD, NB:
  Use u16 for northbridge IDs in amd_get_nb_id

Commit-ID:  8b84c8df38d5796da2e8cd051666d203ddabcb62
Gitweb:     http://git.kernel.org/tip/8b84c8df38d5796da2e8cd051666d203ddabcb62
Author:     Daniel J Blueman <daniel@...ascale-asia.com>
AuthorDate: Tue, 27 Nov 2012 14:32:10 +0800
Committer:  Borislav Petkov <bp@...e.de>
CommitDate: Thu, 10 Jan 2013 16:17:58 +0100

x86, AMD, NB: Use u16 for northbridge IDs in amd_get_nb_id

Change amd_get_nb_id to return u16 to support >255 memory controllers,
and related consistency fixes.

Signed-off-by: Daniel J Blueman <daniel@...ascale-asia.com>
Link: http://lkml.kernel.org/r/1353997932-8475-2-git-send-email-daniel@numascale-asia.com
Signed-off-by: Borislav Petkov <bp@...en8.de>
---
 arch/x86/include/asm/processor.h | 2 +-
 arch/x86/kernel/cpu/amd.c        | 4 ++--
 drivers/edac/amd64_edac.c        | 5 +++--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 888184b..cf50054 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -943,7 +943,7 @@ extern void start_thread(struct pt_regs *regs, unsigned long new_ip,
 extern int get_tsc_mode(unsigned long adr);
 extern int set_tsc_mode(unsigned int val);
 
-extern int amd_get_nb_id(int cpu);
+extern u16 amd_get_nb_id(int cpu);
 
 struct aperfmperf {
 	u64 aperf, mperf;
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 15239ff..782c456 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -364,9 +364,9 @@ static void __cpuinit amd_detect_cmp(struct cpuinfo_x86 *c)
 #endif
 }
 
-int amd_get_nb_id(int cpu)
+u16 amd_get_nb_id(int cpu)
 {
-	int id = 0;
+	u16 id = 0;
 #ifdef CONFIG_SMP
 	id = per_cpu(cpu_llc_id, cpu);
 #endif
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index a3fe39b..29be39d 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -939,7 +939,8 @@ static u64 get_error_address(struct mce *m)
 		struct amd64_pvt *pvt;
 		u64 cc6_base, tmp_addr;
 		u32 tmp;
-		u8 mce_nid, intlv_en;
+		u16 mce_nid;
+		u8 intlv_en;
 
 		if ((addr & GENMASK(24, 47)) >> 24 != 0x00fdf7)
 			return addr;
@@ -2181,7 +2182,7 @@ static int init_csrows(struct mem_ctl_info *mci)
 }
 
 /* get all cores on this DCT */
-static void get_cpus_on_this_dct_cpumask(struct cpumask *mask, unsigned nid)
+static void get_cpus_on_this_dct_cpumask(struct cpumask *mask, u16 nid)
 {
 	int cpu;
 
--
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