Mercurial > hg > Members > tobaru > CbC_xv6
view src/spinlock.h @ 47:233a68a261fe
ifdef cbcxv6
author | mir3636 |
---|---|
date | Thu, 07 Mar 2019 19:42:27 +0900 (2019-03-07) |
parents | 83c23a36980d |
children |
line wrap: on
line source
// 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. };