From: Grzegorz Morys Date: Tue, 22 Aug 2017 01:26:38 +0000 (-0700) Subject: IB/hfi1: Ratelimit prints from sdma_interrupt X-Git-Tag: v4.14-rc1~178^2~63 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=de42de80d7bb4f82e30d16f5c64da90e64b6c644;p=linux-2.6-block.git IB/hfi1: Ratelimit prints from sdma_interrupt Ratelimit error prints from sdma_interrupt function that could swarm dmesg otherwise. Reviewed-by: Dennis Dalessandro Signed-off-by: Grzegorz Morys Signed-off-by: Dennis Dalessandro Signed-off-by: Doug Ledford --- diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index eb27c7fbfebd..b2ed4b9cda6e 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -8290,8 +8290,8 @@ static irqreturn_t sdma_interrupt(int irq, void *data) /* handle the interrupt(s) */ sdma_engine_interrupt(sde, status); } else { - dd_dev_err(dd, "SDMA engine %u interrupt, but no status bits set\n", - sde->this_idx); + dd_dev_err_ratelimited(dd, "SDMA engine %u interrupt, but no status bits set\n", + sde->this_idx); } return IRQ_HANDLED; } diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h index eadb735d958c..3ac9c307a285 100644 --- a/drivers/infiniband/hw/hfi1/hfi.h +++ b/drivers/infiniband/hw/hfi1/hfi.h @@ -2119,9 +2119,15 @@ static inline u64 hfi1_pkt_base_sdma_integrity(struct hfi1_devdata *dd) #define dd_dev_emerg(dd, fmt, ...) \ dev_emerg(&(dd)->pcidev->dev, "%s: " fmt, \ get_unit_name((dd)->unit), ##__VA_ARGS__) + #define dd_dev_err(dd, fmt, ...) \ dev_err(&(dd)->pcidev->dev, "%s: " fmt, \ get_unit_name((dd)->unit), ##__VA_ARGS__) + +#define dd_dev_err_ratelimited(dd, fmt, ...) \ + dev_err_ratelimited(&(dd)->pcidev->dev, "%s: " fmt, \ + get_unit_name((dd)->unit), ##__VA_ARGS__) + #define dd_dev_warn(dd, fmt, ...) \ dev_warn(&(dd)->pcidev->dev, "%s: " fmt, \ get_unit_name((dd)->unit), ##__VA_ARGS__)