Ping again?
On 09/07/12 13:10, Alexey Kardashevskiy wrote: > Ping? > > On 02/07/12 05:48, Alexey Kardashevskiy wrote: >> QEMU uses IO handlers to run select() in the main loop. The handlers list is >> managed by qemu_set_fd_handler() helper which works fine when called from >> the main thread as it is called not when select() is waiting. >> >> However sometime we need to update the handlers list from another thread. >> For that the main loop's select() needs to be restarted with the updated >> list. >> >> The patch adds the qemu_notify_event() call to interrupt select() and make >> wrapping code to restart select() with the updated IO handlers list. >> >> Signed-off-by: Alexey Kardashevskiy <a...@ozlabs.ru> >> Reviewed-by: Paolo Bonzini <pbonz...@redhat.com> >> >> --- >> iohandler.c | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/iohandler.c b/iohandler.c >> index 3c74de6..dea4355 100644 >> --- a/iohandler.c >> +++ b/iohandler.c >> @@ -77,6 +77,7 @@ int qemu_set_fd_handler2(int fd, >> ioh->fd_write = fd_write; >> ioh->opaque = opaque; >> ioh->deleted = 0; >> + qemu_notify_event(); >> } >> return 0; >> } >> > > -- Alexey
