From ced8a9bfde18818f157efd02d0bd8af9ac86d487 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Thu, 2 Feb 2006 12:06:34 +0100 Subject: [PATCH] [PATCH] verify_blkparse: update for per-CPU sequences --- verify_blkparse.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/verify_blkparse.c b/verify_blkparse.c index 50a1c81..36287fc 100644 --- a/verify_blkparse.c +++ b/verify_blkparse.c @@ -3,14 +3,20 @@ #include #include +#define MAX_CPUS (512) + int main(int argc, char *argv[]) { double this_time, last_time; char line[256], *p; - int major, minor, cpu, seq, nr, alias, last_seq; + int major, minor, cpu, seq, nr, alias; unsigned long long total_entries; + unsigned long last_seq[MAX_CPUS]; FILE *f; + for (nr = 0; nr < MAX_CPUS; nr++) + last_seq[nr] = -1; + if (argc < 2) { fprintf(stderr, "%s: file\n", argv[0]); return 1; @@ -22,7 +28,6 @@ int main(int argc, char *argv[]) return 1; } - last_seq = -1; last_time = 0; alias = nr = 0; total_entries = 0; @@ -36,12 +41,17 @@ int main(int argc, char *argv[]) } else last_time = this_time; - if (last_seq == seq) { + if (cpu >= MAX_CPUS) { + fprintf(stderr, "cpu%d too large\n", cpu); + break; + } + + if (last_seq[cpu] == seq) { fprintf(stdout, "alias on sequence %u\n", seq); alias++; } - last_seq = seq; + last_seq[cpu] = seq; total_entries++; } -- 2.25.1