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linux-user: Fix readahead
author
Lena Djokic
<Lena.Djokic@rt-rk.com>
Thu, 24 Nov 2016 16:08:56 +0000
(17:08 +0100)
committer
Laurent Vivier
<laurent@vivier.eu>
Tue, 14 Feb 2017 16:18:03 +0000
(17:18 +0100)
Calculation of 64-bit offset was not correct for all cases.
Signed-off-by: Lena Djokic <Lena.Djokic@rt-rk.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
linux-user/syscall.c
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diff --git
a/linux-user/syscall.c
b/linux-user/syscall.c
index
fccd631
..
3e88dd1
100644
(file)
--- a/
linux-user/syscall.c
+++ b/
linux-user/syscall.c
@@
-11228,7
+11228,7
@@
abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
arg3 = arg4;
arg4 = arg5;
}
- ret = get_errno(readahead(arg1,
((off64_t)arg3 << 32) | arg2
, arg4));
+ ret = get_errno(readahead(arg1,
target_offset64(arg2, arg3)
, arg4));
#else
ret = get_errno(readahead(arg1, arg2, arg3));
#endif