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IB/hfi1: Modify logging frequency of DCC errors

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Use rate-limit state to limit number of messages logged
to kernel message buffer for DCC errors. Add new macro
dd_dev_info_ratelimited for that propose. Replace all
dd_dev_info calls in handle_dcc_err function with
rate-limited version.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jakub Byczkowski <jakub.byczkowski@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Jakub Byczkowski
2017-02-08 05:27:55 -08:00
committed by Doug Ledford
parent f9215b5e53
commit c27aad00d1
2 changed files with 15 additions and 9 deletions
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4
drivers/infiniband/hw/hfi1/hfi.h
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@@ -1942,6 +1942,10 @@ static inline u64 hfi1_pkt_base_sdma_integrity(struct hfi1_devdata *dd)
dev_info(&(dd)->pcidev->dev, "%s: " fmt, \
get_unit_name((dd)->unit), ##__VA_ARGS__)
#define dd_dev_info_ratelimited(dd, fmt, ...) \
dev_info_ratelimited(&(dd)->pcidev->dev, "%s: " fmt, \
get_unit_name((dd)->unit), ##__VA_ARGS__)
#define dd_dev_dbg(dd, fmt, ...) \
dev_dbg(&(dd)->pcidev->dev, "%s: " fmt, \
get_unit_name((dd)->unit), ##__VA_ARGS__)