Commit 6e1038a9 authored Dec 19, 2008 by Magnus Damm Committed by Paul Mundt Dec 22, 2008

video: deferred io cleanup



Make sure the mmap callback is set to NULL in the deferred io
cleanup function. This way we can enable and disable deferred
io on the fly.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: Jaya Kumar <jayakumar.lkml@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

parent 87884bd8

drivers/video/fb_defio.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -202,6 +202,9 @@ void fb_deferred_io_cleanup(struct fb_info *info)
		page = vmalloc_to_page(screen_base + i);
		page->mapping = NULL;
		}

		info->fbops->fb_mmap = NULL;
		mutex_destroy(&fbdefio->lock);
		}
		EXPORT_SYMBOL_GPL(fb_deferred_io_cleanup);