On 02/17/2016 08:12 AM, Thomas Gleixner wrote:
On Tue, 16 Feb 2016, tchalamarla@xxxxxxxxxxxxxxxxxx wrote:+#ifdef CONFIG_ARM64 +/* Due to ERRATA#22536, ThunderX need to handle + * HOST_IRQ_STAT differently. + * Work around is to make sure all pending IRQs + * are served before leaving handler + */ +static irqreturn_t ahci_thunderx_irq_handler(int irq, void *dev_instance) +{ + struct ata_host *host = dev_instance; + struct ahci_host_priv *hpriv; + unsigned int rc = 0; + void __iomem *mmio; + u32 irq_stat, irq_masked; + unsigned int handled = 1; + + VPRINTK("ENTER\n");Come on. This VPRINK stuff is really pointless. Enable irq tracepoints, they already track the enter/exit of interrupt handlers ....
sure. waiting for some more comments if any.
Thanks, tglx
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