diff options
| -rw-r--r-- | config-generic | 8 | ||||
| -rw-r--r-- | config-nodebug | 114 | ||||
| -rw-r--r-- | config-x86-generic | 2 | ||||
| -rw-r--r-- | kernel.spec | 14 | ||||
| -rw-r--r-- | tang-numa-1.patch | 83 | ||||
| -rw-r--r-- | tang-numa-2.patch | 132 |
6 files changed, 289 insertions, 64 deletions
diff --git a/config-generic b/config-generic index 4e6026dea..4aea53ed1 100644 --- a/config-generic +++ b/config-generic @@ -1660,13 +1660,13 @@ CONFIG_B43_SDIO=y CONFIG_B43_BCMA=y # CONFIG_B43_BCMA_EXTRA is not set CONFIG_B43_BCMA_PIO=y -# CONFIG_B43_DEBUG is not set +CONFIG_B43_DEBUG=y CONFIG_B43_PHY_LP=y CONFIG_B43_PHY_N=y CONFIG_B43_PHY_HT=y # CONFIG_B43_FORCE_PIO is not set CONFIG_B43LEGACY=m -# CONFIG_B43LEGACY_DEBUG is not set +CONFIG_B43LEGACY_DEBUG=y CONFIG_B43LEGACY_DMA=y CONFIG_B43LEGACY_PIO=y CONFIG_B43LEGACY_DMA_AND_PIO_MODE=y @@ -3500,7 +3500,7 @@ CONFIG_USB_STORAGE_REALTEK=m CONFIG_REALTEK_AUTOPM=y CONFIG_USB_STORAGE_ENE_UB6250=m # CONFIG_USB_LIBUSUAL is not set -# CONFIG_USB_UAS is not set +CONFIG_USB_UAS=m # @@ -4568,7 +4568,7 @@ CONFIG_PM_DEBUG=y # CONFIG_DPM_WATCHDOG is not set # revisit this in debug CONFIG_PM_TRACE=y CONFIG_PM_TRACE_RTC=y -# CONFIG_PM_TEST_SUSPEND is not set +CONFIG_PM_TEST_SUSPEND=y CONFIG_PM_RUNTIME=y # CONFIG_PM_OPP is not set # CONFIG_PM_AUTOSLEEP is not set diff --git a/config-nodebug b/config-nodebug index ee4842bfc..9d4b2e91f 100644 --- a/config-nodebug +++ b/config-nodebug @@ -2,98 +2,98 @@ CONFIG_SND_VERBOSE_PRINTK=y CONFIG_SND_DEBUG=y CONFIG_SND_PCM_XRUN_DEBUG=y -# CONFIG_DEBUG_ATOMIC_SLEEP is not set - -# CONFIG_DEBUG_MUTEXES is not set -# CONFIG_DEBUG_WW_MUTEX_SLOWPATH is not set -# CONFIG_DEBUG_RT_MUTEXES is not set -# CONFIG_DEBUG_LOCK_ALLOC is not set -# CONFIG_PROVE_LOCKING is not set -# CONFIG_DEBUG_SPINLOCK is not set -# CONFIG_PROVE_RCU is not set +CONFIG_DEBUG_ATOMIC_SLEEP=y + +CONFIG_DEBUG_MUTEXES=y +CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y +CONFIG_DEBUG_RT_MUTEXES=y +CONFIG_DEBUG_LOCK_ALLOC=y +CONFIG_PROVE_LOCKING=y +CONFIG_DEBUG_SPINLOCK=y +CONFIG_PROVE_RCU=y # CONFIG_PROVE_RCU_REPEATEDLY is not set -# CONFIG_DEBUG_PER_CPU_MAPS is not set +CONFIG_DEBUG_PER_CPU_MAPS=y CONFIG_CPUMASK_OFFSTACK=y -# CONFIG_CPU_NOTIFIER_ERROR_INJECT is not set +CONFIG_CPU_NOTIFIER_ERROR_INJECT=m -# CONFIG_FAULT_INJECTION is not set -# CONFIG_FAILSLAB is not set -# CONFIG_FAIL_PAGE_ALLOC is not set -# CONFIG_FAIL_MAKE_REQUEST is not set -# CONFIG_FAULT_INJECTION_DEBUG_FS is not set -# CONFIG_FAULT_INJECTION_STACKTRACE_FILTER is not set -# CONFIG_FAIL_IO_TIMEOUT is not set -# CONFIG_FAIL_MMC_REQUEST is not set +CONFIG_FAULT_INJECTION=y +CONFIG_FAILSLAB=y +CONFIG_FAIL_PAGE_ALLOC=y +CONFIG_FAIL_MAKE_REQUEST=y +CONFIG_FAULT_INJECTION_DEBUG_FS=y +CONFIG_FAULT_INJECTION_STACKTRACE_FILTER=y +CONFIG_FAIL_IO_TIMEOUT=y +CONFIG_FAIL_MMC_REQUEST=y -# CONFIG_LOCK_STAT is not set +CONFIG_LOCK_STAT=y -# CONFIG_DEBUG_STACK_USAGE is not set +CONFIG_DEBUG_STACK_USAGE=y -# CONFIG_ACPI_DEBUG is not set +CONFIG_ACPI_DEBUG=y # CONFIG_ACPI_DEBUG_FUNC_TRACE is not set -# CONFIG_DEBUG_SG is not set +CONFIG_DEBUG_SG=y # CONFIG_DEBUG_PAGEALLOC is not set -# CONFIG_DEBUG_WRITECOUNT is not set -# CONFIG_DEBUG_OBJECTS is not set +CONFIG_DEBUG_WRITECOUNT=y +CONFIG_DEBUG_OBJECTS=y # CONFIG_DEBUG_OBJECTS_SELFTEST is not set -# CONFIG_DEBUG_OBJECTS_FREE is not set -# CONFIG_DEBUG_OBJECTS_TIMERS is not set -# CONFIG_DEBUG_OBJECTS_RCU_HEAD is not set +CONFIG_DEBUG_OBJECTS_FREE=y +CONFIG_DEBUG_OBJECTS_TIMERS=y +CONFIG_DEBUG_OBJECTS_RCU_HEAD=y CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT=1 -# CONFIG_X86_PTDUMP is not set +CONFIG_X86_PTDUMP=y -# CONFIG_CAN_DEBUG_DEVICES is not set +CONFIG_CAN_DEBUG_DEVICES=y -# CONFIG_MODULE_FORCE_UNLOAD is not set +CONFIG_MODULE_FORCE_UNLOAD=y -# CONFIG_SYSCTL_SYSCALL_CHECK is not set +CONFIG_SYSCTL_SYSCALL_CHECK=y -# CONFIG_DEBUG_NOTIFIERS is not set +CONFIG_DEBUG_NOTIFIERS=y -# CONFIG_DMA_API_DEBUG is not set +CONFIG_DMA_API_DEBUG=y -# CONFIG_MMIOTRACE is not set +CONFIG_MMIOTRACE=y -# CONFIG_DEBUG_CREDENTIALS is not set +CONFIG_DEBUG_CREDENTIALS=y # off in both production debug and nodebug builds, # on in rawhide nodebug builds -# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set +CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y -# CONFIG_EXT4_DEBUG is not set +CONFIG_EXT4_DEBUG=y # CONFIG_XFS_WARN is not set -# CONFIG_DEBUG_PERF_USE_VMALLOC is not set +CONFIG_DEBUG_PERF_USE_VMALLOC=y -# CONFIG_JBD2_DEBUG is not set +CONFIG_JBD2_DEBUG=y -# CONFIG_NFSD_FAULT_INJECTION is not set +CONFIG_NFSD_FAULT_INJECTION=y -# CONFIG_DEBUG_BLK_CGROUP is not set +CONFIG_DEBUG_BLK_CGROUP=y -# CONFIG_DRBD_FAULT_INJECTION is not set +CONFIG_DRBD_FAULT_INJECTION=y -# CONFIG_ATH_DEBUG is not set -# CONFIG_CARL9170_DEBUGFS is not set -# CONFIG_IWLWIFI_DEVICE_TRACING is not set +CONFIG_ATH_DEBUG=y +CONFIG_CARL9170_DEBUGFS=y +CONFIG_IWLWIFI_DEVICE_TRACING=y # CONFIG_RTLWIFI_DEBUG is not set -# CONFIG_DEBUG_OBJECTS_WORK is not set +CONFIG_DEBUG_OBJECTS_WORK=y -# CONFIG_DMADEVICES_DEBUG is not set -# CONFIG_DMADEVICES_VDEBUG is not set +CONFIG_DMADEVICES_DEBUG=y +CONFIG_DMADEVICES_VDEBUG=y CONFIG_PM_ADVANCED_DEBUG=y -# CONFIG_CEPH_LIB_PRETTYDEBUG is not set -# CONFIG_QUOTA_DEBUG is not set +CONFIG_CEPH_LIB_PRETTYDEBUG=y +CONFIG_QUOTA_DEBUG=y CONFIG_PCI_DEFAULT_USE_CRS=y @@ -101,18 +101,18 @@ CONFIG_KGDB_KDB=y CONFIG_KDB_KEYBOARD=y CONFIG_KDB_CONTINUE_CATASTROPHIC=0 -# CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER is not set +CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER=y # CONFIG_PERCPU_TEST is not set -# CONFIG_TEST_LIST_SORT is not set +CONFIG_TEST_LIST_SORT=y # CONFIG_TEST_STRING_HELPERS is not set -# CONFIG_DETECT_HUNG_TASK is not set +CONFIG_DETECT_HUNG_TASK=y CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120 # CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set -# CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK is not set +CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK=y -# CONFIG_DEBUG_KMEMLEAK is not set +CONFIG_DEBUG_KMEMLEAK=y CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE=1024 # CONFIG_DEBUG_KMEMLEAK_TEST is not set CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y @@ -123,7 +123,7 @@ CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y # CONFIG_SPI_DEBUG is not set -# CONFIG_X86_DEBUG_STATIC_CPU_HAS is not set +CONFIG_X86_DEBUG_STATIC_CPU_HAS=y # CONFIG_SCHEDSTATS is not set # CONFIG_LATENCYTOP is not set diff --git a/config-x86-generic b/config-x86-generic index f6b3fa8c5..c44b81f3a 100644 --- a/config-x86-generic +++ b/config-x86-generic @@ -334,7 +334,7 @@ CONFIG_SP5100_TCO=m # CONFIG_MEMTEST is not set # CONFIG_DEBUG_TLBFLUSH is not set -# CONFIG_MAXSMP is not set +CONFIG_MAXSMP=y CONFIG_HP_ILO=m diff --git a/kernel.spec b/kernel.spec index 883eef529..5182ffc88 100644 --- a/kernel.spec +++ b/kernel.spec @@ -34,7 +34,7 @@ Summary: The Linux kernel # For non-released -rc kernels, this will be appended after the rcX and # gitX tags, so a 3 here would become part of release "0.rcX.gitX.3" # -%global baserelease 1 +%global baserelease 2 %global fedora_build %{baserelease} # base_sublevel is the kernel version we're starting with and patching @@ -122,7 +122,7 @@ Summary: The Linux kernel # Set debugbuildsenabled to 1 for production (build separate debug kernels) # and 0 for rawhide (all kernels are debug kernels). # See also 'make debug' and 'make release'. -%define debugbuildsenabled 1 +%define debugbuildsenabled 0 # Want to build a vanilla kernel build without any non-upstream patches? %define with_vanilla %{?_with_vanilla: 1} %{?!_with_vanilla: 0} @@ -630,6 +630,9 @@ Patch25191: kernfs-oops-fix.patch Patch25192: imx-hdmi-fix.patch Patch25193: fix-exynos-hdmi-build.patch +Patch25194: tang-numa-1.patch +Patch25915: tang-numa-2.patch + # END OF PATCH DEFINITIONS %endif @@ -1282,6 +1285,9 @@ ApplyPatch kernfs-oops-fix.patch ApplyPatch imx-hdmi-fix.patch ApplyPatch fix-exynos-hdmi-build.patch +ApplyPatch tang-numa-1.patch +ApplyPatch tang-numa-2.patch + # END OF PATCH APPLICATIONS %endif @@ -2061,6 +2067,10 @@ fi # ||----w | # || || %changelog +* Tue Feb 04 2014 Josh Boyer <jwboyer@fedoraproject.org> - 3.14.0-0.rc1.git0.2 +- Add NUMA oops patches +- Reenable debugging options. + * Mon Feb 03 2014 Josh Boyer <jwboyer@fedoraproject.org> - 3.14.0-0.rc1.git0.1 - Linux v3.14-rc1 - Disable debugging options. diff --git a/tang-numa-1.patch b/tang-numa-1.patch new file mode 100644 index 000000000..da29ce38e --- /dev/null +++ b/tang-numa-1.patch @@ -0,0 +1,83 @@ + +Delivered-To: jwboyer@gmail.com +Received: by 10.76.27.197 with SMTP id v5csp13439oag; + Tue, 28 Jan 2014 01:11:29 -0800 (PST) +X-Received: by 10.66.176.143 with SMTP id ci15mr352611pac.35.1390900288538; + Tue, 28 Jan 2014 01:11:28 -0800 (PST) +Return-Path: <linux-kernel-owner@vger.kernel.org> +Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) + by mx.google.com with ESMTP id tq5si7486946pac.37.2014.01.28.01.10.46 + for <multiple recipients>; + Tue, 28 Jan 2014 01:11:28 -0800 (PST) +Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; +Authentication-Results: mx.google.com; + spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mail=linux-kernel-owner@vger.kernel.org +Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand + id S1754836AbaA1JCw (ORCPT <rfc822;gardner.ben.linux@gmail.com> + + 99 others); Tue, 28 Jan 2014 04:02:52 -0500 +Received: from cn.fujitsu.com ([222.73.24.84]:26391 "EHLO song.cn.fujitsu.com" + rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP + id S1750855AbaA1JCt (ORCPT <rfc822;linux-kernel@vger.kernel.org>); + Tue, 28 Jan 2014 04:02:49 -0500 +X-IronPort-AV: E=Sophos;i="4.95,735,1384272000"; + d="scan'208";a="9461134" +Received: from unknown (HELO tang.cn.fujitsu.com) ([10.167.250.3]) + by song.cn.fujitsu.com with ESMTP; 28 Jan 2014 16:59:01 +0800 +Received: from fnstmail02.fnst.cn.fujitsu.com (tang.cn.fujitsu.com [127.0.0.1]) + by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id s0S92ilt031286; + Tue, 28 Jan 2014 17:02:44 +0800 +Received: from G08FNSTD090432.fnst.cn.fujitsu.com ([10.167.226.99]) + by fnstmail02.fnst.cn.fujitsu.com (Lotus Domino Release 8.5.3) + with ESMTP id 2014012817011033-1418710 ; + Tue, 28 Jan 2014 17:01:10 +0800 +From: Tang Chen <tangchen@cn.fujitsu.com> +To: davej@redhat.com, tglx@linutronix.de, mingo@redhat.com, + hpa@zytor.com, akpm@linux-foundation.org, + zhangyanfei@cn.fujitsu.com, guz.fnst@cn.fujitsu.com +Cc: x86@kernel.org, linux-kernel@vger.kernel.org +Subject: [PATCH 1/2] numa, mem-hotplug: Initialize numa_kernel_nodes in numa_clear_kernel_node_hotplug(). +Date: Tue, 28 Jan 2014 17:05:15 +0800 +Message-Id: <1390899916-23566-2-git-send-email-tangchen@cn.fujitsu.com> +X-Mailer: git-send-email 1.7.11.7 +In-Reply-To: <1390899916-23566-1-git-send-email-tangchen@cn.fujitsu.com> +References: <1390899916-23566-1-git-send-email-tangchen@cn.fujitsu.com> +X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at + 2014/01/28 17:01:10, + Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at + 2014/01/28 17:01:10, + Serialize complete at 2014/01/28 17:01:10 +Sender: linux-kernel-owner@vger.kernel.org +Precedence: bulk +List-ID: <linux-kernel.vger.kernel.org> +X-Mailing-List: linux-kernel@vger.kernel.org + +On-stack variable numa_kernel_nodes in numa_clear_kernel_node_hotplug() +was not initialized. So we need to initialize it. + +Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com> +Tested-by: Gu Zheng <guz.fnst@cn.fujitsu.com> +--- + arch/x86/mm/numa.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c +index 81b2750..00c9f09 100644 +--- a/arch/x86/mm/numa.c ++++ b/arch/x86/mm/numa.c +@@ -569,6 +569,8 @@ static void __init numa_clear_kernel_node_hotplug(void) + unsigned long start, end; + struct memblock_type *type = &memblock.reserved; + ++ nodes_clear(numa_kernel_nodes); ++ + /* Mark all kernel nodes. */ + for (i = 0; i < type->cnt; i++) + node_set(type->regions[i].nid, numa_kernel_nodes); +-- +1.8.3.1 + +-- +To unsubscribe from this list: send the line "unsubscribe linux-kernel" in +the body of a message to majordomo@vger.kernel.org +More majordomo info at http://vger.kernel.org/majordomo-info.html +Please read the FAQ at http://www.tux.org/lkml/ diff --git a/tang-numa-2.patch b/tang-numa-2.patch new file mode 100644 index 000000000..f469bd432 --- /dev/null +++ b/tang-numa-2.patch @@ -0,0 +1,132 @@ + +Delivered-To: jwboyer@gmail.com +Received: by 10.76.27.197 with SMTP id v5csp13792oag; + Tue, 28 Jan 2014 01:18:26 -0800 (PST) +X-Received: by 10.68.203.102 with SMTP id kp6mr520665pbc.14.1390900706562; + Tue, 28 Jan 2014 01:18:26 -0800 (PST) +Return-Path: <linux-kernel-owner@vger.kernel.org> +Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) + by mx.google.com with ESMTP id fl7si14540600pad.345.2014.01.28.01.17.52 + for <multiple recipients>; + Tue, 28 Jan 2014 01:18:26 -0800 (PST) +Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; +Authentication-Results: mx.google.com; + spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mail=linux-kernel-owner@vger.kernel.org +Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand + id S1754809AbaA1JD6 (ORCPT <rfc822;gardner.ben.linux@gmail.com> + + 99 others); Tue, 28 Jan 2014 04:03:58 -0500 +Received: from cn.fujitsu.com ([222.73.24.84]:28048 "EHLO song.cn.fujitsu.com" + rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP + id S1750931AbaA1JCt (ORCPT <rfc822;linux-kernel@vger.kernel.org>); + Tue, 28 Jan 2014 04:02:49 -0500 +X-IronPort-AV: E=Sophos;i="4.95,735,1384272000"; + d="scan'208";a="9461135" +Received: from unknown (HELO tang.cn.fujitsu.com) ([10.167.250.3]) + by song.cn.fujitsu.com with ESMTP; 28 Jan 2014 16:59:02 +0800 +Received: from fnstmail02.fnst.cn.fujitsu.com (tang.cn.fujitsu.com [127.0.0.1]) + by tang.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id s0S92ilu031286; + Tue, 28 Jan 2014 17:02:45 +0800 +Received: from G08FNSTD090432.fnst.cn.fujitsu.com ([10.167.226.99]) + by fnstmail02.fnst.cn.fujitsu.com (Lotus Domino Release 8.5.3) + with ESMTP id 2014012817011055-1418712 ; + Tue, 28 Jan 2014 17:01:10 +0800 +From: Tang Chen <tangchen@cn.fujitsu.com> +To: davej@redhat.com, tglx@linutronix.de, mingo@redhat.com, + hpa@zytor.com, akpm@linux-foundation.org, + zhangyanfei@cn.fujitsu.com, guz.fnst@cn.fujitsu.com +Cc: x86@kernel.org, linux-kernel@vger.kernel.org +Subject: [PATCH 2/2] numa, mem-hotplug: Fix array index overflow when synchronizing nid to memblock.reserved. +Date: Tue, 28 Jan 2014 17:05:16 +0800 +Message-Id: <1390899916-23566-3-git-send-email-tangchen@cn.fujitsu.com> +X-Mailer: git-send-email 1.7.11.7 +In-Reply-To: <1390899916-23566-1-git-send-email-tangchen@cn.fujitsu.com> +References: <1390899916-23566-1-git-send-email-tangchen@cn.fujitsu.com> +X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at + 2014/01/28 17:01:10, + Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at + 2014/01/28 17:01:11, + Serialize complete at 2014/01/28 17:01:11 +Sender: linux-kernel-owner@vger.kernel.org +Precedence: bulk +List-ID: <linux-kernel.vger.kernel.org> +X-Mailing-List: linux-kernel@vger.kernel.org + +The following path will cause array out of bound. + +memblock_add_region() will always set nid in memblock.reserved to MAX_NUMNODES. +In numa_register_memblks(), after we set all nid to correct valus in memblock.reserved, +we called setup_node_data(), and used memblock_alloc_nid() to allocate memory, with +nid set to MAX_NUMNODES. + +The nodemask_t type can be seen as a bit array. And the index is 0 ~ MAX_NUMNODES-1. + +After that, when we call node_set() in numa_clear_kernel_node_hotplug(), the nodemask_t +got an index of value MAX_NUMNODES, which is out of [0 ~ MAX_NUMNODES-1]. + +See below: + +numa_init() + |---> numa_register_memblks() + | |---> memblock_set_node(memory) set correct nid in memblock.memory + | |---> memblock_set_node(reserved) set correct nid in memblock.reserved + | |...... + | |---> setup_node_data() + | |---> memblock_alloc_nid() here, nid is set to MAX_NUMNODES (1024) + |...... + |---> numa_clear_kernel_node_hotplug() + |---> node_set() here, we have an index 1024, and overflowed + +This patch moves nid setting to numa_clear_kernel_node_hotplug() to fix this problem. + +Reported-by: Dave Jones <davej@redhat.com> +Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com> +Tested-by: Gu Zheng <guz.fnst@cn.fujitsu.com> +--- + arch/x86/mm/numa.c | 19 +++++++++++-------- + 1 file changed, 11 insertions(+), 8 deletions(-) + +diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c +index 00c9f09..a183b43 100644 +--- a/arch/x86/mm/numa.c ++++ b/arch/x86/mm/numa.c +@@ -493,14 +493,6 @@ static int __init numa_register_memblks(struct numa_meminfo *mi) + struct numa_memblk *mb = &mi->blk[i]; + memblock_set_node(mb->start, mb->end - mb->start, + &memblock.memory, mb->nid); +- +- /* +- * At this time, all memory regions reserved by memblock are +- * used by the kernel. Set the nid in memblock.reserved will +- * mark out all the nodes the kernel resides in. +- */ +- memblock_set_node(mb->start, mb->end - mb->start, +- &memblock.reserved, mb->nid); + } + + /* +@@ -571,6 +563,17 @@ static void __init numa_clear_kernel_node_hotplug(void) + + nodes_clear(numa_kernel_nodes); + ++ /* ++ * At this time, all memory regions reserved by memblock are ++ * used by the kernel. Set the nid in memblock.reserved will ++ * mark out all the nodes the kernel resides in. ++ */ ++ for (i = 0; i < numa_meminfo.nr_blks; i++) { ++ struct numa_memblk *mb = &numa_meminfo.blk[i]; ++ memblock_set_node(mb->start, mb->end - mb->start, ++ &memblock.reserved, mb->nid); ++ } ++ + /* Mark all kernel nodes. */ + for (i = 0; i < type->cnt; i++) + node_set(type->regions[i].nid, numa_kernel_nodes); +-- +1.8.3.1 + +-- +To unsubscribe from this list: send the line "unsubscribe linux-kernel" in +the body of a message to majordomo@vger.kernel.org +More majordomo info at http://vger.kernel.org/majordomo-info.html +Please read the FAQ at http://www.tux.org/lkml/ |