Oops. Sorry. Attached here. :) Thanks, Rui -----Original Message----- From: Len Brown [mailto:lenb@xxxxxxxxxx] Sent: Sunday, July 22, 2007 1:01 PM To: Zhang, Rui Cc: linux-acpi@xxxxxxxxxxxxxxx; johannes@xxxxxxxxxxxxxxxx; hadi@xxxxxxxxxx Subject: Re: [PATCH] ACPI: export ACPI events via acpi_mc_group multicast group either my mail client is smarter than I am, or the new acpi_genl demo program was not attached to your message -- can you send it along? thanks, -Len On Friday 20 July 2007 04:41, Zhang Rui wrote: > This is an incremental patch for the recent genetlink > multicast changes. > > Now ACPI events are exported via generic netlink multicast group. > > Attachment is an refreshed user space demo "acpi_genl" > that receives genetlink multicast messages from acpi_mc_group. > > Thanks for Johannes' help on developing this patch and > the user space demo. > > Signed-off-by: Zhang Rui <rui.zhang@xxxxxxxxx> > --- > drivers/acpi/event.c | 29 +++++++++-------------------- > 1 file changed, 9 insertions(+), 20 deletions(-) > > Index: linux-2.6.22/drivers/acpi/event.c > =================================================================== > --- linux-2.6.22.orig/drivers/acpi/event.c > +++ linux-2.6.22/drivers/acpi/event.c > @@ -132,30 +132,19 @@ enum { > }; > #define ACPI_GENL_CMD_MAX (__ACPI_GENL_CMD_MAX - 1) > > -#define ACPI_GENL_NAME "acpi_event" > -#define ACPI_GENL_VERSION 0x01 > +#define ACPI_GENL_FAMILY_NAME "acpi_event" > +#define ACPI_GENL_VERSION 0x01 > +#define ACPI_GENL_MCAST_GROUP_NAME "acpi_mc_group" > > static struct genl_family acpi_event_genl_family = { > .id = GENL_ID_GENERATE, > - .name = ACPI_GENL_NAME, > + .name = ACPI_GENL_FAMILY_NAME, > .version = ACPI_GENL_VERSION, > .maxattr = ACPI_GENL_ATTR_MAX, > }; > > -/* .doit: standard command callback */ > -static int acpi_genl_cmd_event(struct sk_buff *skb, struct genl_info *info) > -{ > - struct acpi_genl_event *event = info->userhdr; > - > - if (!event) > - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "ACPI event: NULL\n")); > - > - return 0; > -} > - > -static struct genl_ops acpi_event_genl_ops = { > - .cmd = ACPI_GENL_CMD_EVENT, > - .doit = acpi_genl_cmd_event, > +static struct genl_multicast_group acpi_event_mcgrp = { > + .name = ACPI_GENL_MCAST_GROUP_NAME, > }; > > int acpi_bus_generate_genetlink_event(struct acpi_device *device, > @@ -215,7 +204,7 @@ int acpi_bus_generate_genetlink_event(st > } > > result = > - genlmsg_multicast(skb, 0, acpi_event_genl_family.id, GFP_ATOMIC); > + genlmsg_multicast(skb, 0, acpi_event_mcgrp.id, GFP_ATOMIC); > if (result) > ACPI_DEBUG_PRINT((ACPI_DB_INFO, > "Failed to send a Genetlink message!\n")); > @@ -230,8 +219,8 @@ static int acpi_event_genetlink_init(voi > if (result) > return result; > > - result = > - genl_register_ops(&acpi_event_genl_family, &acpi_event_genl_ops); > + result = genl_register_mc_group(&acpi_event_genl_family, > + &acpi_event_mcgrp); > if (result) > genl_unregister_family(&acpi_event_genl_family); > >
Attachment:
acpi_genl.tgz
Description: acpi_genl.tgz
