commit: http://blackfin.uclinux.org/git/?p=linux-kernel;a=commitdiff;h=8ff2726c699cf0a083647cdad22eeaa1ab9edb38
branch: http://blackfin.uclinux.org/git/?p=linux-kernel;a=shortlog;h=refs/heads/2012R2

Otherwise, application may read wrong data from stat syscall occasionally.

Signed-off-by: Sonic Zhang <[email protected]>
---
 arch/blackfin/include/asm/uaccess.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h
index 461bb54..57701c3 100644
--- a/arch/blackfin/include/asm/uaccess.h
+++ b/arch/blackfin/include/asm/uaccess.h
@@ -191,6 +191,7 @@ copy_to_user(void __user *to, const void *from, unsigned long n)
 		memcpy((void __force *)to, from, n);
 	else
 		return n;
+	SSYNC();
 	return 0;
 }
 
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