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lib/reduce: add new API to retrieve volume parameters

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Change-Id: Ic10812e7ababbec2964ee26ce7ffad28bd0daad5
Signed-off-by: paul luse <paul.e.luse@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/452905
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
paul luse 2019-05-02 15:03:55 -04:00 committed by Jim Harris
parent 59467b3a39
commit 6dc095c430
2 changed files with 15 additions and 0 deletions
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9
include/spdk/reduce.h
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@ -230,4 +230,13 @@ void spdk_reduce_vol_writev(struct spdk_reduce_vol *vol,
struct iovec *iov, int iovcnt, uint64_t offset, uint64_t length, struct iovec *iov, int iovcnt, uint64_t offset, uint64_t length,
spdk_reduce_vol_op_complete cb_fn, void *cb_arg); spdk_reduce_vol_op_complete cb_fn, void *cb_arg);
/**
* Get the params structure for a libreduce compressed volume.
*
* This function will populate the given params structure for a given volume.
*
* \param vol Previously loaded or initialized compressed volume.
* \return params structure for the compressed volume.
*/
const struct spdk_reduce_vol_params *spdk_reduce_vol_get_params(struct spdk_reduce_vol *vol);
#endif /* SPDK_REDUCE_H_ */ #endif /* SPDK_REDUCE_H_ */

6
lib/reduce/reduce.c
View File

@ -1389,4 +1389,10 @@ spdk_reduce_vol_writev(struct spdk_reduce_vol *vol,
} }
} }
const struct spdk_reduce_vol_params *
spdk_reduce_vol_get_params(struct spdk_reduce_vol *vol)
{
return &vol->params;
}
SPDK_LOG_REGISTER_COMPONENT("reduce", SPDK_LOG_REDUCE) SPDK_LOG_REGISTER_COMPONENT("reduce", SPDK_LOG_REDUCE)