Home Home > GIT Browse
summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorStuart Bennett <stuart@freedesktop.org>2009-04-28 20:17:48 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2009-05-08 15:45:12 -0700
commit0bdcc4d3d0ad03cdcabbc689415e2e6924cd8636 (patch)
treee1859a3762df7dd26fa118197fe0f3dfd7220346
parent3209ada8285a9fa6ab8f7a731d54031ec884c745 (diff)
tracing: x86, mmiotrace: fix range test
commit 33015c85995716d03f6293346cf05a1908b0fb9a upstream. Matching on (addr == (p->addr + p->len)) causes problems when mappings are adjacent. [ Impact: fix mmiotrace confusion on adjacent iomaps ] Signed-off-by: Stuart Bennett <stuart@freedesktop.org> Acked-by: Pekka Paalanen <pq@iki.fi> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <1240946271-7083-2-git-send-email-stuart@freedesktop.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--arch/x86/mm/kmmio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index 6a518dd08a36..4a685714dbbe 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -87,7 +87,7 @@ static struct kmmio_probe *get_kmmio_probe(unsigned long addr)
{
struct kmmio_probe *p;
list_for_each_entry_rcu(p, &kmmio_probes, list) {
- if (addr >= p->addr && addr <= (p->addr + p->len))
+ if (addr >= p->addr && addr < (p->addr + p->len))
return p;
}
return NULL;