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author | rtm <rtm> | 2006-06-26 15:11:19 +0000 |
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committer | rtm <rtm> | 2006-06-26 15:11:19 +0000 |
commit | bf3903612d998ca8d95a48fb7cc0e5bfbe68f4c4 (patch) | |
tree | 8e99247d02b29f4ec74c4ad9c1ba19fcc6431a8c /spinlock.c | |
parent | 89eb5fbe6d120f19d69c3c84bed69611a746ff03 (diff) | |
download | xv6-labs-bf3903612d998ca8d95a48fb7cc0e5bfbe68f4c4.tar.gz xv6-labs-bf3903612d998ca8d95a48fb7cc0e5bfbe68f4c4.tar.bz2 xv6-labs-bf3903612d998ca8d95a48fb7cc0e5bfbe68f4c4.zip |
system call arguments
Diffstat (limited to 'spinlock.c')
-rw-r--r-- | spinlock.c | 6 |
1 files changed, 3 insertions, 3 deletions
@@ -15,14 +15,14 @@ acquire_spinlock(uint32_t* lock) if (*lock == cpu_id) return; while ( cmpxchg(LOCK_FREE, cpu_id, lock) != cpu_id ) { ; } - cprintf ("acquired: %d\n", cpu_id); + // cprintf ("acquired: %d\n", cpu_id); } void release_spinlock(uint32_t* lock) { int cpu_id = cpu(); - cprintf ("release: %d\n", cpu_id); + // cprintf ("release: %d\n", cpu_id); if (*lock != cpu_id) panic("release_spinlock: releasing a lock that i don't own\n"); *lock = LOCK_FREE; @@ -32,7 +32,7 @@ void release_grant_spinlock(uint32_t* lock, int c) { int cpu_id = cpu(); - cprintf ("release_grant: %d -> %d\n", cpu_id, c); + // cprintf ("release_grant: %d -> %d\n", cpu_id, c); if (*lock != cpu_id) panic("release_spinlock: releasing a lock that i don't own\n"); *lock = c; |