commit | 3a48305028aa38afba93fc05066c71a6ee668ad8 | [log] [tgz] |
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author | Alexander van Heukelum <heukelum@mailshack.com> | Tue Apr 01 17:42:21 2008 +0200 |
committer | Ingo Molnar <mingo@elte.hu> | Sat Apr 26 19:21:17 2008 +0200 |
tree | 5fd5b9bd9b4daa7cafb87c2706693fe57bc8af51 | |
parent | 2aba6925fdb96428d1129a61b1233597a03a387b [diff] |
x86: optimize find_first_bit for small bitmaps Avoid a call to find_first_bit if the bitmap size is know at compile time and small enough to fit in a single long integer. Modeled after an optimization in the original x86_64-specific code. Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm> Signed-off-by: Ingo Molnar <mingo@elte.hu>