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[PATCH] blktrace: remember to resize ringbuffer before each fill
author
Jens Axboe
<axboe@suse.de>
Wed, 18 Jan 2006 13:53:23 +0000
(14:53 +0100)
committer
Jens Axboe
<axboe@suse.de>
Wed, 18 Jan 2006 13:53:23 +0000
(14:53 +0100)
blktrace.c
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diff --git
a/blktrace.c
b/blktrace.c
index 97f272529e3347366dfb9d276fccb35b6c0dd8f5..fa080718f97be6271ee49461423008ac7887e102 100644
(file)
--- a/
blktrace.c
+++ b/
blktrace.c
@@
-370,12
+370,12
@@
static void refill_ringbuffer(struct thread_information *tip, int block)
int len = buf_size;
int ret;
- if (len + tip->fd_size > tip->fd_max_size)
- resize_ringbuffer(tip);
-
do {
+ if (len + tip->fd_size > tip->fd_max_size)
+ resize_ringbuffer(tip);
+
ret = __refill_ringbuffer(tip, len, block);
- } while (
ret == len
&& !is_done());
+ } while (
(ret = len)
&& !is_done());
}
static int read_data(struct thread_information *tip, void *buf, int len)