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[Qemu-devel] [PULL v2 33/44] test-coroutine: avoid overflow on 32-bit sy
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PULL v2 33/44] test-coroutine: avoid overflow on 32-bit systems |
Date: |
Mon, 12 Jan 2015 16:40:23 +0000 |
From: Paolo Bonzini <address@hidden>
unsigned long is not large enough to represent 1000000000 * duration there.
Just use floating point.
Signed-off-by: Paolo Bonzini <address@hidden>
Reviewed-by: Fam Zheng <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
tests/test-coroutine.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tests/test-coroutine.c b/tests/test-coroutine.c
index e22fae1..27d1b6f 100644
--- a/tests/test-coroutine.c
+++ b/tests/test-coroutine.c
@@ -337,7 +337,7 @@ static void perf_cost(void)
"%luns per coroutine",
maxcycles,
duration, ops,
- (unsigned long)(1000000000 * duration) / maxcycles);
+ (unsigned long)(1000000000.0 * duration / maxcycles));
}
int main(int argc, char **argv)
--
2.1.0
- [Qemu-devel] [PULL v2 00/44] Block patches, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 32/44] qemu-thread: add per-thread atexit functions, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 33/44] test-coroutine: avoid overflow on 32-bit systems,
Stefan Hajnoczi <=
- [Qemu-devel] [PULL v2 34/44] QSLIST: add lock-free operations, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 35/44] coroutine: rewrite pool to avoid mutex, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 26/44] block/raw-posix.c: Fixes raw_getlength() on Mac OS X so that it reports the correct length of a real CD, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 36/44] coroutine: drop qemu_coroutine_adjust_pool_size, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 25/44] libqos: Add virtio MMIO support, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 21/44] libqos: Change use of pointers to uint64_t in virtio, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 24/44] libqos: Add malloc generic, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 39/44] block: Split BLOCK_OP_TYPE_COMMIT to BLOCK_OP_TYPE_COMMIT_{SOURCE, TARGET}, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 20/44] libqos: Convert malloc-pc allocator to a generic allocator, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 23/44] libqos: Remove PCI assumptions in constants of virtio driver, Stefan Hajnoczi, 2015/01/12