diff options
| author | Bjoern B. Brandenburg <bbb@cs.unc.edu> | 2010-02-26 16:37:45 -0500 |
|---|---|---|
| committer | Bjoern B. Brandenburg <bbb@cs.unc.edu> | 2010-02-26 16:37:45 -0500 |
| commit | 5fc2f4309c51774deb336d941ab167607918af1c (patch) | |
| tree | 7585ceefc706a6e3baaff78e79df3d6e4c80ed83 | |
| parent | 61bd58a6f6c773cc3057ad08319eaf7f3e9ca3ab (diff) | |
Let TRACE() log buffer size and comment converge.
Make the allocation size actually dependent on the number of CPUs
(as the comment claims).
Update the comment and the macro name to actually reflect the
per-CPU allocation size (which is much smaller than 1MB).
| -rw-r--r-- | litmus/sched_trace.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/litmus/sched_trace.c b/litmus/sched_trace.c index cea227b13785..ad0b138d4b01 100644 --- a/litmus/sched_trace.c +++ b/litmus/sched_trace.c | |||
| @@ -17,9 +17,9 @@ | |||
| 17 | 17 | ||
| 18 | #define SCHED_TRACE_NAME "litmus/log" | 18 | #define SCHED_TRACE_NAME "litmus/log" |
| 19 | 19 | ||
| 20 | /* Allocate a buffer of about 1 MB per CPU */ | 20 | /* Allocate a buffer of about 32k per CPU */ |
| 21 | #define LITMUS_TRACE_BUF_ORDER 8 | 21 | #define LITMUS_TRACE_BUF_PAGES 8 |
| 22 | #define LITMUS_TRACE_BUF_SIZE (PAGE_SIZE * LITMUS_TRACE_BUF_ORDER) | 22 | #define LITMUS_TRACE_BUF_SIZE (PAGE_SIZE * LITMUS_TRACE_BUF_PAGES * NR_CPUS) |
| 23 | 23 | ||
| 24 | /* Max length of one read from the buffer */ | 24 | /* Max length of one read from the buffer */ |
| 25 | #define MAX_READ_LEN (64 * 1024) | 25 | #define MAX_READ_LEN (64 * 1024) |