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That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , QEMU Block , Stefan Weil , Peter Lieven , Yonggang Luo , Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Signed-off-by: Yonggang Luo --- block/file-win32.c | 23 +++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/block/file-win32.c b/block/file-win32.c index ab69bd811a..14e5f5c3b5 100644 --- a/block/file-win32.c +++ b/block/file-win32.c @@ -299,6 +299,11 @@ static QemuOptsList raw_runtime_opts =3D { .type =3D QEMU_OPT_STRING, .help =3D "host AIO implementation (threads, native)", }, + { + .name =3D "locking", + .type =3D QEMU_OPT_STRING, + .help =3D "file locking mode (on/off/auto, default: auto)", + }, { /* end of list */ } }, }; @@ -334,6 +339,7 @@ static int raw_open(BlockDriverState *bs, QDict *option= s, int flags, const char *filename; bool use_aio; int ret; + OnOffAuto locking; =20 s->type =3D FTYPE_FILE; =20 @@ -342,11 +348,24 @@ static int raw_open(BlockDriverState *bs, QDict *opti= ons, int flags, ret =3D -EINVAL; goto fail; } - - if (qdict_get_try_bool(options, "locking", false)) { + locking =3D qapi_enum_parse(&OnOffAuto_lookup, + qemu_opt_get(opts, "locking"), + ON_OFF_AUTO_AUTO, &local_err); + if (local_err) { + error_propagate(errp, local_err); + ret =3D -EINVAL; + goto fail; + } + switch (locking) { + case ON_OFF_AUTO_ON: error_setg(errp, "locking=3Don is not supported on Windows"); ret =3D -EINVAL; goto fail; + case ON_OFF_AUTO_OFF: + case ON_OFF_AUTO_AUTO: + break; + default: + g_assert_not_reached(); } =20 filename =3D qemu_opt_get(opts, "filename"); --=20 2.28.0.windows.1