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rados: add LIBRADOS_OP_FLAG_* constants

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The LIBRADOS_OP_FLAG_* constants can be passed to rbd_writesame() and
other operations that will be added in the future.

Signed-off-by: Niels de Vos <ndevos@redhat.com>
This commit is contained in:
Niels de Vos 2020-11-11 08:53:52 +01:00 committed by mergify[bot]
parent c8f26a841b
commit 460837e900
2 changed files with 39 additions and 0 deletions
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27
rados/rados.go
View File

@ -25,6 +25,33 @@ const (
RadosAllNamespaces = AllNamespaces RadosAllNamespaces = AllNamespaces
) )
// OpFlags are flags that can be set on a per-op basis.
type OpFlags uint
const (
// OpFlagNone can be use to not set any flags.
OpFlagNone = OpFlags(0)
// OpFlagExcl marks an op to fail a create operation if the object
// already exists.
OpFlagExcl = OpFlags(C.LIBRADOS_OP_FLAG_EXCL)
// OpFlagFailOk allows the transaction to succeed even if the flagged
// op fails.
OpFlagFailOk = OpFlags(C.LIBRADOS_OP_FLAG_FAILOK)
// OpFlagFAdviseRandom indicates read/write op random.
OpFlagFAdviseRandom = OpFlags(C.LIBRADOS_OP_FLAG_FADVISE_RANDOM)
// OpFlagFAdviseSequential indicates read/write op sequential.
OpFlagFAdviseSequential = OpFlags(C.LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL)
// OpFlagFAdviseWillNeed indicates read/write data will be accessed in
// the near future (by someone).
OpFlagFAdviseWillNeed = OpFlags(C.LIBRADOS_OP_FLAG_FADVISE_WILLNEED)
// OpFlagFAdviseDontNeed indicates read/write data will not accessed in
// the near future (by anyone).
OpFlagFAdviseDontNeed = OpFlags(C.LIBRADOS_OP_FLAG_FADVISE_DONTNEED)
// OpFlagFAdviseNoCache indicates read/write data will not accessed
// again (by *this* client).
OpFlagFAdviseNoCache = OpFlags(C.LIBRADOS_OP_FLAG_FADVISE_NOCACHE)
)
// Version returns the major, minor, and patch components of the version of // Version returns the major, minor, and patch components of the version of
// the RADOS library linked against. // the RADOS library linked against.
func Version() (int, int, int) { func Version() (int, int, int) {

12
rados/rados_nautilus.go Normal file
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@ -0,0 +1,12 @@
// +build !mimic
package rados
// #include <rados/librados.h>
import "C"
const (
// OpFlagFAdviseFUA optionally support FUA (force unit access) on write
// requests.
OpFlagFAdviseFUA = OpFlags(C.LIBRADOS_OP_FLAG_FADVISE_FUA)
)