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authorPekka Paalanen <pq@iki.fi>2008-05-12 21:21:03 +0200
committerThomas Gleixner <tglx@linutronix.de>2008-05-24 11:27:32 +0200
commit87e547fe41a8b57d6d80afc67a0031fbe477eb0d (patch)
tree96b34f7c11268ebb58a470faf858132a69b82639 /arch/x86/mm/mmio-mod.c
parent970e6fa03885f32cc43e42cb08c73a5f54cd8bd9 (diff)
downloadop-kernel-dev-87e547fe41a8b57d6d80afc67a0031fbe477eb0d.zip
op-kernel-dev-87e547fe41a8b57d6d80afc67a0031fbe477eb0d.tar.gz
x86 mmiotrace: fix page-unaligned ioremaps
mmiotrace_ioremap() expects to receive the original unaligned map phys address and size. Also fix {un,}register_kmmio_probe() to deal properly with unaligned size. Signed-off-by: Pekka Paalanen <pq@iki.fi> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/mmio-mod.c')
-rw-r--r--arch/x86/mm/mmio-mod.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c
index a8d2a00..278998c 100644
--- a/arch/x86/mm/mmio-mod.c
+++ b/arch/x86/mm/mmio-mod.c
@@ -280,6 +280,7 @@ static void ioremap_trace_core(unsigned long offset, unsigned long size,
{
static atomic_t next_id;
struct remap_trace *trace = kmalloc(sizeof(*trace), GFP_KERNEL);
+ /* These are page-unaligned. */
struct mmiotrace_map map = {
.phys = offset,
.virt = (unsigned long)addr,
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