50 lines
1.2 KiB
Diff
50 lines
1.2 KiB
Diff
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From 5e8865c0e08861558c1253c521dc9098d0c773ee Mon Sep 17 00:00:00 2001
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From: Jens Axboe <axboe@kernel.dk>
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Date: Mon, 16 Mar 2020 08:30:36 -0600
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Subject: [PATCH] t/io_uring: don't use *rand48_r() variants
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Not available on all platforms.
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Signed-off-by: Jens Axboe <axboe@kernel.dk>
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[Patch from upstream
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https://github.com/axboe/fio/commit/5e8865c0e08861558c1253c521dc9098d0c773ee]
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Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
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---
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t/io_uring.c | 5 ++---
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1 file changed, 2 insertions(+), 3 deletions(-)
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diff --git a/t/io_uring.c b/t/io_uring.c
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index e84a2b6b..d48db1e9 100644
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--- a/t/io_uring.c
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+++ b/t/io_uring.c
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@@ -63,7 +63,6 @@ struct file {
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struct submitter {
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pthread_t thread;
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int ring_fd;
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- struct drand48_data rand;
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struct io_sq_ring sq_ring;
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struct io_uring_sqe *sqes;
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struct io_cq_ring cq_ring;
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@@ -170,7 +169,7 @@ static void init_io(struct submitter *s, unsigned index)
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}
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f->pending_ios++;
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- lrand48_r(&s->rand, &r);
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+ r = lrand48();
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offset = (r % (f->max_blocks - 1)) * BS;
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if (register_files) {
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@@ -286,7 +285,7 @@ static void *submitter_fn(void *data)
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printf("submitter=%d\n", gettid());
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- srand48_r(pthread_self(), &s->rand);
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+ srand48(pthread_self());
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prepped = 0;
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do {
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--
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2.20.1
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