On Sat, Jan 17, 2015 at 01:26:41PM -0800, Ray Jui wrote: > time_left = wait_for_completion_timeout(&iproc_i2c->done, time_left); > > /* disable all interrupts */ > writel(0, iproc_i2c->base + IE_OFFSET); > > if (!time_left && !atomic_read(&iproc_i2c->transfer_is_successful)) {
Why are you using atomic_read() here? -- FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up according to speedtest.net. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/