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| author |   Zhang Zhen <zhenzhang.zhang@huawei.com> | 2014-12-12 16:55:33 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-12-13 12:42:47 -0800 |
| commit | 71fbd556adde2795787a6ca4c16871e57efba847 (patch) | |
| tree | a4302fe87369d15c20bcecd0b38d383af813cef8 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | iommu/amd: use handle_mm_fault directly (diff) | |
| download | wireguard-linux-71fbd556adde2795787a6ca4c16871e57efba847.tar.xz wireguard-linux-71fbd556adde2795787a6ca4c16871e57efba847.zip | |
memory-hotplug: remove redundant call of page_to_pfn
This is just a small optimization. The start_pfn can be obtained directly
by phys_index << PFN_SECTION_SHIFT. So the call of page_to_pfn() is
redundant and remove it.
Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com>
Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Dave Hansen <dave@sr71.net>
Cc: Wang Nan <wangnan0@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions