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authorRafael J. Wysocki <rjw@sisk.pl>2008-12-08 00:52:49 +0100
committerLen Brown <len.brown@intel.com>2008-12-19 04:40:35 -0500
commitbaa5835df10254762aedb6cb23a9c1508f969736 (patch)
treea8f8b1117aa752fa2fad457e972de923eb4c1da6
parent846705deb059c352cc0e5806d5964f815b8c6d98 (diff)
Hibernate: Replace unnecessary evaluation of pfn_to_page()
Replace one evaluation of pfn_to_page() in copy_data_pages() with the value of a local variable containing the right number already. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Pavel Machek <pavel@suse.cz> Signed-off-by: Len Brown <len.brown@intel.com>
-rw-r--r--kernel/power/snapshot.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index ec9f153b2fc..f5fc2d7680f 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -981,7 +981,7 @@ static void copy_data_page(unsigned long dst_pfn, unsigned long src_pfn)
* data modified by kmap_atomic()
*/
safe_copy_page(buffer, s_page);
- dst = kmap_atomic(pfn_to_page(dst_pfn), KM_USER0);
+ dst = kmap_atomic(d_page, KM_USER0);
memcpy(dst, buffer, PAGE_SIZE);
kunmap_atomic(dst, KM_USER0);
} else {