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| author | Dan Williams <dan.j.williams@intel.com> | 2018-07-06 19:08:01 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-04 03:01:42 +0300 |
| commit | 8540af6de372659b76cc349d29060941bf53019c (patch) | |
| tree | 68bf95a14aa5627505d10918a272ccaa55f0a358 /arch/x86/mm/numa_emulation.c | |
| parent | 37f43c12f59dd23390183b12d74e7503cd08b6ec (diff) | |
| download | linux-8540af6de372659b76cc349d29060941bf53019c.tar.xz | |
x86/numa_emulation: Fix emulated-to-physical node mapping
[ Upstream commit 3b6c62f363a19ce82bf378187ab97c9dc01e3927 ]
Without this change the distance table calculation for emulated nodes
may use the wrong numa node and report an incorrect distance.
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Wei Yang <richard.weiyang@gmail.com>
Cc: linux-mm@kvack.org
Link: http://lkml.kernel.org/r/153089328103.27680.14778434392225818887.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/mm/numa_emulation.c')
| -rw-r--r-- | arch/x86/mm/numa_emulation.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c index a8f90ce3dedf..dc6d99017f3f 100644 --- a/arch/x86/mm/numa_emulation.c +++ b/arch/x86/mm/numa_emulation.c @@ -60,7 +60,7 @@ static int __init emu_setup_memblk(struct numa_meminfo *ei, eb->nid = nid; if (emu_nid_to_phys[nid] == NUMA_NO_NODE) - emu_nid_to_phys[nid] = nid; + emu_nid_to_phys[nid] = pb->nid; pb->start += size; if (pb->start >= pb->end) { |