The following changes since commit f52e919826839eaba90903b67fe02042159a0023:
gettime: make utime_since_now and mtime_since_now consistent in how they record the caller and put this all behind FIO_DEBUG_TIME (2017-05-03 08:49:37 -0600)
are available in the git repository at:
git://git.kernel.dk/fio.git master
for you to fetch changes up to c55fae03f7d5c0981e55241fc9003d762f7a5fd9:
options: force refill_buffers with pattern and any reads (2017-05-04 08:43:27 -0600)
----------------------------------------------------------------
Jens Axboe (1):
options: force refill_buffers with pattern and any reads
options.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
---
Diff of recent changes:
diff --git a/options.c b/options.c
index 85574d7..b489e90 100644
--- a/options.c
+++ b/options.c
@@ -1306,8 +1306,17 @@ static int str_buffer_pattern_cb(void *data, const char *input)
assert(ret != 0);
td->o.buffer_pattern_bytes = ret;
- if (!td->o.compress_percentage)
+
+ /*
+ * If this job is doing any reading or has compression set,
+ * ensure that we refill buffers for writes or we could be
+ * invalidating the pattern through reads.
+ */
+ if (!td->o.compress_percentage && !td_read(td))
td->o.refill_buffers = 0;
+ else
+ td->o.refill_buffers = 1;
+
td->o.scramble_buffers = 0;
td->o.zero_buffers = 0;
--
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