PM / Hibernate: Implement position keeping in radix tree

Browse source

Add code to remember the last position that was requested in
the radix tree. Use it as a cache for faster linear walking
of the bitmap in the memory_bm_rtree_next_pfn() function
which is also added with this patch.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

...

This commit is contained in:

Joerg Roedel 2014-07-21 12:26:59 +02:00 • committed by Rafael J. Wysocki

parent 07a338236f

commit 3a20cb1779

1 changed files with 98 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

98

kernel/power/snapshot.c

View file