Commit e95e203c authored by Marc-André Lureau's avatar Marc-André Lureau Committed by Gerd Hoffmann
Browse files

spice-char: notify the server when chardev is writable 



The spice server is polling on write, unless
SPICE_CHAR_DEVICE_NOTIFY_WRITABLE flag is set. In this case, qemu must
call spice_server_char_device_wakeup() when the frontend is writable.

Signed-off-by: default avatarMarc-André Lureau <marcandre.lureau@gmail.com>
Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent 246ca55f

spice-qemu-char.c

+11 −0
Original line number Diff line number Diff line
@@ -110,6 +110,9 @@ static SpiceCharDeviceInterface vmc_interface = { 
#if SPICE_SERVER_VERSION >= 0x000c02

    .event              = vmc_event,

#endif

#if SPICE_SERVER_VERSION >= 0x000c06

    .flags              = SPICE_CHAR_DEVICE_NOTIFY_WRITABLE,

#endif

};
@@ -260,6 +263,13 @@ static void print_allowed_subtypes(void) 
    fprintf(stderr, "\n");

}



static void spice_chr_accept_input(struct CharDriverState *chr)

{

    SpiceCharDriver *s = chr->opaque;



    spice_server_char_device_wakeup(&s->sin);

}



static CharDriverState *chr_open(const char *subtype,

    void (*set_fe_open)(struct CharDriverState *, int))
@@ -279,6 +289,7 @@ static CharDriverState *chr_open(const char *subtype, 
    chr->chr_set_fe_open = set_fe_open;

    chr->explicit_be_open = true;

    chr->chr_fe_event = spice_chr_fe_event;

    chr->chr_accept_input = spice_chr_accept_input;



    QLIST_INSERT_HEAD(&spice_chars, s, next);