On 09/19/2014 12:17 PM, John Ferlan wrote:
> Mimic the "Disk" processing for 'rawio', but for a scsi_host hostdev
> lun device.
>
> Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
> ---
> src/qemu/qemu_domain.c | 18 ++++++++++++++++++
> src/qemu/qemu_domain.h | 4 ++++
> src/qemu/qemu_driver.c | 1 +
> src/qemu/qemu_process.c | 19 +++++++++++++++++++
> 4 files changed, 42 insertions(+)
>
> @@ -4376,6 +4378,23 @@ int qemuProcessStart(virConnectPtr conn,
> goto cleanup;
> }
>
> + /* If rawio not already set, check hostdevs as well */
> + if (!rawio_set) {
> + for (i = 0; i < vm->def->nhostdevs; i++) {
> + virDomainHostdevSubsysSCSIPtr scsisrc =
> + &vm->def->hostdevs[i]->source.subsys.u.scsi;
> + if (scsisrc->rawio == VIR_TRISTATE_BOOL_YES) {
> +#ifdef CAP_SYS_RAWIO
> + virCommandAllowCap(cmd, CAP_SYS_RAWIO);
You can break; here.
> +#else
> + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
> + _("Raw I/O is not supported on this platform"));
> + goto cleanup;
> +#endif
> + }
> + }
> + }
> +
> virCommandSetPreExecHook(cmd, qemuProcessHook, &hookData);
> virCommandSetMaxProcesses(cmd, cfg->maxProcesses);
> virCommandSetMaxFiles(cmd, cfg->maxFiles);
>
Jan
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