Viewing: llapi_lmv_get_uuids.3
.TH LLAPI_LMV_GET_UUIDS 3 2025-06-05 "Lustre User API" "Lustre Library Functions"
.SH NAME
llapi_lmv_get_uuids, llapi_lov_get_uuids \- Get device uuids
.SH SYNOPSIS
.nf
.B #include <lustre/lustreapi.h>
.PP
.BI "int llapi_lmv_get_uuids(int " fd ", struct obd_uuid *" uuidp ", int *" mdt_count );"
.BI "int llapi_lov_get_uuids(int " fd ", struct obd_uuid *" uuidp ", int *" ost_count );"
.fi
.SH DESCRIPTION
The functions
.B llapi_lmv_get_uuids()
and
.BR llapi_lov_get_uuids() ,
gets the uuids for respective device type.
.PP
.I fd
is the file decriptor for mount point,
.I uuidp
is preallocated array of obd_uuid to hold uuids
.PP
.I ost_count
returns the count of uuids in the
.I uuidp
array.
.SH RETURN VALUES
Return the device uuids on success or a negative errno value on failure.
.SH AVAILABILITY
.BR llapi_lmv_get_uuids() ,
.B llapi_lov_get_uuids()
are part of the
.BR lustre (7)
user application interface library since before release 2.17.0
.\" Added in commit v2_16_55-12-g05c3d88297
.SH SEE ALSO
.BR llapi_file_fget_lov_uuid (3),
.BR llapi_file_get_lmv_uuid (3),
.BR llapi_file_get_lov_uuid (3),
.BR llapi_get_obd_count (3),
.BR llapi_search_ost (3),
.BR lustreapi (7)
