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authorIngo Molnar <mingo@elte.hu>2009-04-24 10:11:18 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-24 10:11:23 +0200
commit416dfdcdb894432547ead4fcb9fa6a36b396059e (patch)
tree8033fdda07397a59c5fa98c88927040906ce6c1a /arch/sh/kernel/sys_sh.c
parent56449f437add737a1e5e1cb7e00f63ac8ead1938 (diff)
parent091069740304c979f957ceacec39c461d0192158 (diff)
downloadop-kernel-dev-416dfdcdb894432547ead4fcb9fa6a36b396059e.zip
op-kernel-dev-416dfdcdb894432547ead4fcb9fa6a36b396059e.tar.gz
Merge commit 'v2.6.30-rc3' into tracing/hw-branch-tracing
Conflicts: arch/x86/kernel/ptrace.c Merge reason: fix the conflict above, and also pick up the CONFIG_BROKEN dependency change from upstream so that we can remove it here. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/kernel/sys_sh.c')
-rw-r--r--arch/sh/kernel/sys_sh.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c
index 58dfc02..e3a7e36 100644
--- a/arch/sh/kernel/sys_sh.c
+++ b/arch/sh/kernel/sys_sh.c
@@ -63,6 +63,15 @@ asmlinkage long sys_mmap2(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long pgoff)
{
+ /*
+ * The shift for mmap2 is constant, regardless of PAGE_SIZE
+ * setting.
+ */
+ if (pgoff & ((1 << (PAGE_SHIFT - 12)) - 1))
+ return -EINVAL;
+
+ pgoff >>= PAGE_SHIFT - 12;
+
return do_mmap2(addr, len, prot, flags, fd, pgoff);
}
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