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Subject[PATCH AUTOSEL 5.4 059/459] raid6/test: fix a compilation error
From: Zhengyuan Liu <>

[ Upstream commit 6b8651aac1dca6140dd7fb4c9fec2736ed3f6223 ]

The compilation error is redeclaration showed as following:

In file included from ../../../include/linux/limits.h:6,
from /usr/include/x86_64-linux-gnu/bits/local_lim.h:38,
from /usr/include/x86_64-linux-gnu/bits/posix1_lim.h:161,
from /usr/include/limits.h:183,
from /usr/lib/gcc/x86_64-linux-gnu/8/include-fixed/limits.h:194,
from /usr/lib/gcc/x86_64-linux-gnu/8/include-fixed/syslimits.h:7,
from /usr/lib/gcc/x86_64-linux-gnu/8/include-fixed/limits.h:34,
from ../../../include/linux/raid/pq.h:30,
from algos.c:14:
../../../include/linux/types.h:114:15: error: conflicting types for ‘int64_t’
typedef s64 int64_t;
In file included from /usr/include/stdint.h:34,
from /usr/lib/gcc/x86_64-linux-gnu/8/include/stdint.h:9,
from /usr/include/inttypes.h:27,
from ../../../include/linux/raid/pq.h:29,
from algos.c:14:
/usr/include/x86_64-linux-gnu/bits/stdint-intn.h:27:19: note: previous \
declaration of ‘int64_t’ was here
typedef __int64_t int64_t;

Fixes: 54d50897d544 ("linux/kernel.h: split *_MAX and *_MIN macros into <linux/limits.h>")
Signed-off-by: Zhengyuan Liu <>
Signed-off-by: Song Liu <>
Signed-off-by: Sasha Levin <>
include/linux/raid/pq.h | 1 -
1 file changed, 1 deletion(-)

diff --git a/include/linux/raid/pq.h b/include/linux/raid/pq.h
index 0832c9b66852e..0b6e7ad9cd2a8 100644
--- a/include/linux/raid/pq.h
+++ b/include/linux/raid/pq.h
@@ -27,7 +27,6 @@ extern const char raid6_empty_zero_page[PAGE_SIZE];

#include <errno.h>
#include <inttypes.h>
-#include <limits.h>
#include <stddef.h>
#include <sys/mman.h>
#include <sys/time.h>
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