diff options
| author | Mel Gorman <mgorman@suse.de> | 2014-08-28 19:35:25 +0100 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2014-09-26 11:52:03 +0200 |
| commit | c01947d6dfa1a3fee7bd54523dd59414e1d1fefc (patch) | |
| tree | 1abe39aff85ca2c62475207a801bd906c39d81b8 /include/linux/latencytop.h | |
| parent | da530fd87d14f640f23d1ef51333951493f508af (diff) | |
mm: page_alloc: reduce number of times page_to_pfn is called
commit dc4b0caff24d9b2918e9f27bc65499ee63187eba upstream.
In the free path we calculate page_to_pfn multiple times. Reduce that.
Signed-off-by: Mel Gorman <mgorman@suse.de>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Jan Kara <jack@suse.cz>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Hugh Dickins <hughd@google.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Mel Gorman <mgorman@suse.de>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'include/linux/latencytop.h')
0 files changed, 0 insertions, 0 deletions