The patch titled
Error handling in walk_memory_resource()
has been added to the -mm tree. Its filename is
memory-unplug-v7-memory-hotplug-cleanup-fix.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Error handling in walk_memory_resource()
From: Badari Pulavarty <pbadari@xxxxxxxxxx>
walk_memory_resource() should return failure, if it can't find the memory
region in the /proc/iomem. Otherwise, offline_pages() would end up
isolating pages wrongly.
Signed-off-by: Badari Pulavarty <pbadari@xxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
diff -puN kernel/resource.c~memory-unplug-v7-memory-hotplug-cleanup-fix kernel/resource.c
--- a/kernel/resource.c~memory-unplug-v7-memory-hotplug-cleanup-fix
+++ a/kernel/resource.c
@@ -274,7 +274,7 @@ walk_memory_resource(unsigned long start
struct resource res;
unsigned long pfn, len;
u64 orig_end;
- int ret;
+ int ret = -1;
res.start = (u64) start_pfn << PAGE_SHIFT;
res.end = ((u64)(start_pfn + nr_pages) << PAGE_SHIFT) - 1;
res.flags = IORESOURCE_MEM;
_
Patches currently in -mm which might be from pbadari@xxxxxxxxxx are
x86_64-mm-vdso-text-offset.patch
ppc64-sparsemem_vmemmap-support-vmemmap-ppc64-convert-vmm_-macros-to-a-real-function-fix.patch
ext3-convert-to-new-aops.patch
ext4-convert-to-new-aops.patch
memory-unplug-v7-memory-hotplug-cleanup-fix.patch
hugetlbfs-read-support.patch
hugetlbfs-read-support-fix.patch
ext2-statfs-improvement-for-block-and-inode-free-count.patch
aio-account-i-o-wait-time-properly.patch
fix-for-ext2-reservation.patch
sysctl-remove-the-binary-interface-for-aio-nr-aio-max-nr-acpi_video_flags.patch
mem-controller-gfp-mask-fix.patch
-
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