android: logger: bump up the logger buffer sizes

(port from common android-2.6.39
  commit: 11430f16545205c614dd5bd58e4a7ee630fc0f9f)

events: (no change, 256)
main: 64 -> 256
radio: 64 -> 256
system: 64 -> 256
Signed-off-by: JP Abgrall <jpa@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/android/logger.c

@@ -555,10 +555,10 @@ static struct logger_log VAR = { \
 	.size = SIZE, \
 };
 
-DEFINE_LOGGER_DEVICE(log_main, LOGGER_LOG_MAIN, 64*1024)
+DEFINE_LOGGER_DEVICE(log_main, LOGGER_LOG_MAIN, 256*1024)
 DEFINE_LOGGER_DEVICE(log_events, LOGGER_LOG_EVENTS, 256*1024)
-DEFINE_LOGGER_DEVICE(log_radio, LOGGER_LOG_RADIO, 64*1024)
-DEFINE_LOGGER_DEVICE(log_system, LOGGER_LOG_SYSTEM, 64*1024)
+DEFINE_LOGGER_DEVICE(log_radio, LOGGER_LOG_RADIO, 256*1024)
+DEFINE_LOGGER_DEVICE(log_system, LOGGER_LOG_SYSTEM, 256*1024)
 
 static struct logger_log *get_log_from_minor(int minor)
 {