From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Greg KH <gregkh@linuxfoundation.org>,
torvalds@linux-foundation.org, akpm@linux-foundation.org,
alan@lxorguk.ukuu.org.uk, David Daney <david.daney@cavium.com>,
Ralf Baechle <ralf@linux-mips.org>,
linux-mips@linux-mips.org
Subject: [ 04/41] MIPS: Properly align the .data..init_task section.
Date: Mon, 30 Jul 2012 10:31:03 -0700 [thread overview]
Message-ID: <20120730172901.652451653@linuxfoundation.org> (raw)
In-Reply-To: <20120730172901.306897424@linuxfoundation.org>
From: Greg KH <gregkh@linuxfoundation.org>
3.0-stable review patch. If anyone has any objections, please let me know.
------------------
From: David Daney <david.daney@cavium.com>
commit 7b1c0d26a8e272787f0f9fcc5f3e8531df3b3409 upstream.
Improper alignment can lead to unbootable systems and/or random
crashes.
[ralf@linux-mips.org: This is a lond standing bug since
6eb10bc9e2deab06630261cd05c4cb1e9a60e980 (kernel.org) rsp.
c422a10917f75fd19fa7fe070aaaa23e384dae6f (lmo) [MIPS: Clean up linker script
using new linker script macros.] so dates back to 2.6.32.]
Signed-off-by: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3881/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/mips/include/asm/thread_info.h | 4 ++--
arch/mips/kernel/vmlinux.lds.S | 3 ++-
2 files changed, 4 insertions(+), 3 deletions(-)
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -60,6 +60,8 @@ struct thread_info {
register struct thread_info *__current_thread_info __asm__("$28");
#define current_thread_info() __current_thread_info
+#endif /* !__ASSEMBLY__ */
+
/* thread information allocation */
#if defined(CONFIG_PAGE_SIZE_4KB) && defined(CONFIG_32BIT)
#define THREAD_SIZE_ORDER (1)
@@ -97,8 +99,6 @@ register struct thread_info *__current_t
#define free_thread_info(info) kfree(info)
-#endif /* !__ASSEMBLY__ */
-
#define PREEMPT_ACTIVE 0x10000000
/*
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -1,5 +1,6 @@
#include <asm/asm-offsets.h>
#include <asm/page.h>
+#include <asm/thread_info.h>
#include <asm-generic/vmlinux.lds.h>
#undef mips
@@ -73,7 +74,7 @@ SECTIONS
.data : { /* Data */
. = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */
- INIT_TASK_DATA(PAGE_SIZE)
+ INIT_TASK_DATA(THREAD_SIZE)
NOSAVE_DATA
CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
next prev parent reply other threads:[~2012-07-30 17:32 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-30 17:30 [ 00/41] 3.0.39-rc2 stable review Greg Kroah-Hartman
2012-07-30 17:31 ` [ 01/41] cifs: always update the inode cache with the results from a FIND_* Greg Kroah-Hartman
2012-07-30 17:31 ` [ 02/41] ntp: Fix STA_INS/DEL clearing bug Greg Kroah-Hartman
2012-07-30 17:31 ` [ 03/41] mm: fix lost kswapd wakeup in kswapd_stop() Greg Kroah-Hartman
2012-07-30 17:31 ` Greg Kroah-Hartman [this message]
2012-07-30 17:31 ` [ 05/41] UBIFS: fix a bug in empty space fix-up Greg Kroah-Hartman
2012-07-30 17:31 ` [ 06/41] dm raid1: fix crash with mirror recovery and discard Greg Kroah-Hartman
2012-07-30 17:31 ` [ 07/41] mm/vmstat.c: cache align vm_stat Greg Kroah-Hartman
2012-07-30 17:31 ` [ 08/41] mm: memory hotplug: Check if pages are correctly reserved on a per-section basis Greg Kroah-Hartman
2012-07-30 17:31 ` [ 09/41] mm: reduce the amount of work done when updating min_free_kbytes Greg Kroah-Hartman
2012-07-30 17:31 ` [ 10/41] mm: vmscan: fix force-scanning small targets without swap Greg Kroah-Hartman
2012-07-30 17:31 ` [ 11/41] vmscan: clear ZONE_CONGESTED for zone with good watermark Greg Kroah-Hartman
2012-07-30 17:31 ` [ 12/41] vmscan: add shrink_slab tracepoints Greg Kroah-Hartman
2012-07-30 17:31 ` [ 13/41] vmscan: shrinker->nr updates race and go wrong Greg Kroah-Hartman
2012-07-30 17:31 ` [ 14/41] vmscan: reduce wind up shrinker->nr when shrinker cant do work Greg Kroah-Hartman
2012-07-30 17:31 ` [ 15/41] vmscan: limit direct reclaim for higher order allocations Greg Kroah-Hartman
2012-07-30 17:31 ` [ 16/41] vmscan: abort reclaim/compaction if compaction can proceed Greg Kroah-Hartman
2012-07-30 17:31 ` [ 17/41] mm: compaction: trivial clean up in acct_isolated() Greg Kroah-Hartman
2012-07-30 17:31 ` [ 18/41] mm: change isolate mode from #define to bitwise type Greg Kroah-Hartman
2012-07-30 17:31 ` [ 19/41] mm: compaction: make isolate_lru_page() filter-aware Greg Kroah-Hartman
2012-07-30 17:31 ` [ 20/41] mm: zone_reclaim: " Greg Kroah-Hartman
2012-07-30 17:31 ` [ 21/41] mm: migration: clean up unmap_and_move() Greg Kroah-Hartman
2012-07-30 17:31 ` [ 22/41] mm: compaction: allow compaction to isolate dirty pages Greg Kroah-Hartman
2012-07-30 17:31 ` [ 23/41] mm: compaction: determine if dirty pages can be migrated without blocking within ->migratepage Greg Kroah-Hartman
2012-07-30 17:31 ` [ 24/41] mm: page allocator: do not call direct reclaim for THP allocations while compaction is deferred Greg Kroah-Hartman
2012-07-30 17:31 ` [ 25/41] mm: compaction: make isolate_lru_page() filter-aware again Greg Kroah-Hartman
2012-07-30 17:31 ` [ 26/41] kswapd: avoid unnecessary rebalance after an unsuccessful balancing Greg Kroah-Hartman
2012-07-30 17:31 ` [ 27/41] kswapd: assign new_order and new_classzone_idx after wakeup in sleeping Greg Kroah-Hartman
2012-07-30 17:31 ` [ 28/41] mm: compaction: introduce sync-light migration for use by compaction Greg Kroah-Hartman
2012-07-31 16:43 ` Herton Ronaldo Krzesinski
2012-07-31 17:00 ` Greg Kroah-Hartman
2012-07-30 17:31 ` [ 29/41] mm: vmscan: when reclaiming for compaction, ensure there are sufficient free pages available Greg Kroah-Hartman
2012-07-30 17:31 ` [ 30/41] mm: vmscan: do not OOM if aborting reclaim to start compaction Greg Kroah-Hartman
2012-07-30 17:31 ` [ 31/41] mm: vmscan: check if reclaim should really abort even if compaction_ready() is true for one zone Greg Kroah-Hartman
2012-07-30 17:31 ` [ 32/41] vmscan: promote shared file mapped pages Greg Kroah-Hartman
2012-07-30 17:31 ` [ 33/41] vmscan: activate executable pages after first usage Greg Kroah-Hartman
2012-07-30 17:31 ` [ 34/41] mm/vmscan.c: consider swap space when deciding whether to continue reclaim Greg Kroah-Hartman
2012-07-30 17:31 ` [ 35/41] mm: test PageSwapBacked in lumpy reclaim Greg Kroah-Hartman
2012-07-30 17:31 ` [ 36/41] mm: vmscan: convert global reclaim to per-memcg LRU lists Greg Kroah-Hartman
2012-07-30 17:31 ` [ 37/41] cpusets: avoid looping when storing to mems_allowed if one node remains set Greg Kroah-Hartman
2012-07-30 17:31 ` [ 38/41] cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask Greg Kroah-Hartman
2012-07-30 17:31 ` [ 39/41] cpuset: mm: reduce large amounts of memory barrier related damage v3 Greg Kroah-Hartman
2012-07-30 17:31 ` [ 40/41] mm/hugetlb: fix warning in alloc_huge_page/dequeue_huge_page_vma Greg Kroah-Hartman
2012-07-30 17:31 ` [ 41/41] vmscan: fix initial shrinker size handling Greg Kroah-Hartman
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