34 lines
1.0 KiB
Diff
34 lines
1.0 KiB
Diff
From 30c40f5e6b1794430f678bf23d3319354321cab7 Mon Sep 17 00:00:00 2001
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From: Imre Deak <imre.deak@nokia.com>
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Date: Tue, 14 Apr 2009 14:50:11 +0200
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Subject: [PATCH] DSS2: do bootmem reserve for exclusive access
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BOOTMEM_DEFAULT would allow multiple reservations for the same location,
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we need to reserve the region for our exclusive use. Also check if the
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reserve succeeded.
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Signed-off-by: Imre Deak <imre.deak@nokia.com>
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---
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arch/arm/plat-omap/vram.c | 5 ++++-
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1 files changed, 4 insertions(+), 1 deletions(-)
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diff --git a/arch/arm/plat-omap/vram.c b/arch/arm/plat-omap/vram.c
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index f24a110..520f260 100644
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--- a/arch/arm/plat-omap/vram.c
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+++ b/arch/arm/plat-omap/vram.c
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@@ -524,7 +524,10 @@ void __init omapfb_reserve_sdram(void)
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return;
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}
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- reserve_bootmem(paddr, size, BOOTMEM_DEFAULT);
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+ if (reserve_bootmem(paddr, size, BOOTMEM_EXCLUSIVE) < 0) {
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+ pr_err("FB: failed to reserve VRAM\n");
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+ return;
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+ }
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} else {
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if (size > sdram_size) {
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printk(KERN_ERR "Illegal SDRAM size for VRAM\n");
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--
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1.5.6.5
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