Re: 2.6.5-rc2-mm1

[William Lee Irwin III]

On Sun, Mar 21, 2004 at 01:54:12AM -0800, Andrew Morton wrote:
> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.5-rc2/2.6.5-rc2-mm1/
> - Dave Jones's agpgart and cpufreq trees will henceforth be included in -mm
>   kernels.
> - Various speedups, cleanups and fixes to the writeback, ext2 and ext3 code.
> - The usual bunch of random fixes

The following oddity needs a fixup to properly interact with PG_compound.
It's trying to partially free "unused" pieces of a higher-order page.
OTOH, who knows if this thing even compiles anymore.


Index: mm2-2.6.5-rc2-1/drivers/video/acornfb.c
===================================================================
--- mm2-2.6.5-rc2-1.orig/drivers/video/acornfb.c	2004-03-19 16:11:51.000000000 -0800
+++ mm2-2.6.5-rc2-1/drivers/video/acornfb.c	2004-03-21 09:22:59.000000000 -0800
@@ -1343,10 +1343,6 @@
 		/* Mark the framebuffer pages as reserved so mmap will work. */
 		for (page = base; page < PAGE_ALIGN(base + size); page += PAGE_SIZE)
 			SetPageReserved(virt_to_page(page));
-		/* Hand back any excess pages that we allocated. */
-		for (page = base + size; page < top; page += PAGE_SIZE)
-			free_page(page);
-
 		fb_info.screen_base = (char *)base;
 		fb_info.fix.smem_start = virt_to_phys(fb_info.screen_base);
 	}
-
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