Re: [PATCH v5 01/16] dma-buf: introduce initial file I/O infrastructure
From: Sidong Yang
Date: Sat Aug 08 2026 - 03:43:36 EST
On 8/1/26 16:46, Pavel Begunkov wrote:
> + if (dma_resv_wait_timeout(dmabuf->resv, DMA_RESV_USAGE_KERNEL,
> + true, 0) < 0) {
> + dma_resv_unlock(dmabuf->resv);
> + goto retry;
> + }
Shouldn't this be <= 0? With a zero timeout dma_resv_wait_timeout()
returns 0 for a still pending fence; only -ERESTARTSYS is negative.
Thanks,
Sidong