Lines Matching refs:fb_defio
70 static bool fb_defio = true; /* Detect mmap writes using page faults */
781 * NOTE: fb_defio.c is holding info->fbdefio.mutex
783 * in fb_defio will cause a deadlock, when it also tries to
799 if (!fb_defio)
899 * If we have a damage-aware client, turn fb_defio "off"
976 if (fb_defio && (info->fbdefio == NULL)) {
1670 dev_dbg(&intf->dev, "fb_defio enable=%d\n", fb_defio);
1987 module_param(fb_defio, bool, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP);
1988 MODULE_PARM_DESC(fb_defio, "Page fault detection of mmap writes");