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lib/bdev: Added spdk_bdev_io_get_append_location()

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spdk_bdev_io_get_append_location() will be
used during zone append command to retrieve
location of data write.

Change-Id: I1f46ae9d2f745aa53264c1a01da3f7cef4f38c72
Signed-off-by: Wojciech Malikowski <wojciech.malikowski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/469164
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
This commit is contained in:
Wojciech Malikowski 2019-09-23 11:38:59 -04:00 committed by Jim Harris
parent 8a2527836d
commit a9e6fadf3e
2 changed files with 13 additions and 0 deletions
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7
include/spdk/bdev_zone.h
View File

@ -142,4 +142,11 @@ int spdk_bdev_zone_management(struct spdk_bdev_desc *desc, struct spdk_io_channe
uint64_t zone_id, enum spdk_bdev_zone_action action, uint64_t zone_id, enum spdk_bdev_zone_action action,
spdk_bdev_io_completion_cb cb, void *cb_arg); spdk_bdev_io_completion_cb cb, void *cb_arg);
/**
* Get append location (offset in blocks of the bdev) for this I/O.
*
* \param bdev_io I/O to get append location from.
*/
uint64_t spdk_bdev_io_get_append_location(struct spdk_bdev_io *bdev_io);
#endif /* SPDK_BDEV_ZONE_H */ #endif /* SPDK_BDEV_ZONE_H */

6
lib/bdev/bdev_zone.c
View File

@ -107,3 +107,9 @@ spdk_bdev_zone_management(struct spdk_bdev_desc *desc, struct spdk_io_channel *c
spdk_bdev_io_submit(bdev_io); spdk_bdev_io_submit(bdev_io);
return 0; return 0;
} }
uint64_t
spdk_bdev_io_get_append_location(struct spdk_bdev_io *bdev_io)
{
return bdev_io->u.bdev.offset_blocks;
}