[v2] block/nvme: Various cleanups required to use multiple queues

[PATCH v2 01/12] block/nvme: Replace magic value by SCALE_MS definition

Posted by Philippe Mathieu-Daudé 5 years, 7 months ago

Use self-explicit SCALE_MS definition instead of magic value.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 block/nvme.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/nvme.c b/block/nvme.c
index 374e268915..2f5e3c2adf 100644
--- a/block/nvme.c
+++ b/block/nvme.c
@@ -715,7 +715,7 @@ static int nvme_init(BlockDriverState *bs, const char *device, int namespace,
     /* Reset device to get a clean state. */
     s->regs->cc = cpu_to_le32(le32_to_cpu(s->regs->cc) & 0xFE);
     /* Wait for CSTS.RDY = 0. */
-    deadline = qemu_clock_get_ns(QEMU_CLOCK_REALTIME) + timeout_ms * 1000000ULL;
+    deadline = qemu_clock_get_ns(QEMU_CLOCK_REALTIME) + timeout_ms * SCALE_MS;
     while (le32_to_cpu(s->regs->csts) & 0x1) {
         if (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) > deadline) {
             error_setg(errp, "Timeout while waiting for device to reset (%"
-- 
2.21.3

Re: [PATCH v2 01/12] block/nvme: Replace magic value by SCALE_MS definition

Posted by Stefan Hajnoczi 5 years, 7 months ago

On Tue, Jun 30, 2020 at 09:13:07PM +0200, Philippe Mathieu-Daudé wrote:
> Use self-explicit SCALE_MS definition instead of magic value.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
>  block/nvme.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>