Mercurial > sdl-ios-xcode
comparison src/atomic/linux/SDL_atomic.c @ 3308:0e000afe3dc0
fixed a spelling error in the documentation.
| author | Bob Pendleton <bob@pendleton.com> |
|---|---|
| date | Fri, 25 Sep 2009 19:26:21 +0000 |
| parents | d430982cd5cc |
| children | f7b03b6838cb |
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| 3307:6fb7f38d20b6 | 3308:0e000afe3dc0 |
|---|---|
| 124 the same time will go to the same lock. OTOH, accesses to different | 124 the same time will go to the same lock. OTOH, accesses to different |
| 125 data have only a 1/32 chance of hitting the same lock. That should | 125 data have only a 1/32 chance of hitting the same lock. That should |
| 126 pretty much eliminate the chances of several atomic operations on | 126 pretty much eliminate the chances of several atomic operations on |
| 127 different data from waiting on the same "big lock". If it isn't | 127 different data from waiting on the same "big lock". If it isn't |
| 128 then the table of locks can be expanded to a new size so long as | 128 then the table of locks can be expanded to a new size so long as |
| 129 the new size if a power of two. | 129 the new size is a power of two. |
| 130 */ | 130 */ |
| 131 | 131 |
| 132 static SDL_SpinLock locks[32] = { | 132 static SDL_SpinLock locks[32] = { |
| 133 0, 0, 0, 0, 0, 0, 0, 0, | 133 0, 0, 0, 0, 0, 0, 0, 0, |
| 134 0, 0, 0, 0, 0, 0, 0, 0, | 134 0, 0, 0, 0, 0, 0, 0, 0, |