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| author | Alexander van Heukelum <heukelum@mailshack.com> | 2008-04-01 17:42:21 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-04-26 19:21:17 +0200 |
| commit | 3a48305028aa38afba93fc05066c71a6ee668ad8 (patch) | |
| tree | 5fd5b9bd9b4daa7cafb87c2706693fe57bc8af51 /fs/exec.c | |
| parent | 2aba6925fdb96428d1129a61b1233597a03a387b (diff) | |
| download | blackbird-op-linux-3a48305028aa38afba93fc05066c71a6ee668ad8.tar.gz blackbird-op-linux-3a48305028aa38afba93fc05066c71a6ee668ad8.zip | |
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>
Diffstat (limited to 'fs/exec.c')
0 files changed, 0 insertions, 0 deletions
