Mercurial > hg > Members > mitsuki > xv6_rpi2_port
view include/spinlock.h @ 0:ed10291ff195
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author | mir3636 |
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date | Sun, 06 Jan 2019 19:27:03 +0900 |
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// Mutual exclusion lock. struct spinlock { uint locked; // Is the lock held? // For debugging: char *name; // Name of lock. struct cpu *cpu; // The cpu holding the lock. uint pcs[10]; // The call stack (an array of program counters) // that locked the lock. };