| From bb0990b48e5bcd7506fe405aec9f34876dbcb7d8 Mon Sep 17 00:00:00 2001 |
| From: Sasha Levin <sashal@kernel.org> |
| Date: Fri, 20 Dec 2019 10:21:27 +0800 |
| Subject: raid6/test: fix a compilation warning |
| |
| From: Zhengyuan Liu <liuzhengyuan@kylinos.cn> |
| |
| [ Upstream commit 5e5ac01c2b8802921fee680518a986011cb59820 ] |
| |
| The compilation warning is redefination showed as following: |
| |
| In file included from tables.c:2: |
| ../../../include/linux/export.h:180: warning: "EXPORT_SYMBOL" redefined |
| #define EXPORT_SYMBOL(sym) __EXPORT_SYMBOL(sym, "") |
| |
| In file included from tables.c:1: |
| ../../../include/linux/raid/pq.h:61: note: this is the location of the previous definition |
| #define EXPORT_SYMBOL(sym) |
| |
| Fixes: 69a94abb82ee ("export.h, genksyms: do not make genksyms calculate CRC of trimmed symbols") |
| Signed-off-by: Zhengyuan Liu <liuzhengyuan@kylinos.cn> |
| Signed-off-by: Song Liu <songliubraving@fb.com> |
| Signed-off-by: Sasha Levin <sashal@kernel.org> |
| --- |
| include/linux/raid/pq.h | 2 ++ |
| lib/raid6/mktables.c | 2 +- |
| 2 files changed, 3 insertions(+), 1 deletion(-) |
| |
| diff --git a/include/linux/raid/pq.h b/include/linux/raid/pq.h |
| index 0b6e7ad9cd2a8..e0ddb47f44020 100644 |
| --- a/include/linux/raid/pq.h |
| +++ b/include/linux/raid/pq.h |
| @@ -58,7 +58,9 @@ extern const char raid6_empty_zero_page[PAGE_SIZE]; |
| #define enable_kernel_altivec() |
| #define disable_kernel_altivec() |
| |
| +#undef EXPORT_SYMBOL |
| #define EXPORT_SYMBOL(sym) |
| +#undef EXPORT_SYMBOL_GPL |
| #define EXPORT_SYMBOL_GPL(sym) |
| #define MODULE_LICENSE(licence) |
| #define MODULE_DESCRIPTION(desc) |
| diff --git a/lib/raid6/mktables.c b/lib/raid6/mktables.c |
| index 9c485df1308fb..f02e10fa62381 100644 |
| --- a/lib/raid6/mktables.c |
| +++ b/lib/raid6/mktables.c |
| @@ -56,8 +56,8 @@ int main(int argc, char *argv[]) |
| uint8_t v; |
| uint8_t exptbl[256], invtbl[256]; |
| |
| - printf("#include <linux/raid/pq.h>\n"); |
| printf("#include <linux/export.h>\n"); |
| + printf("#include <linux/raid/pq.h>\n"); |
| |
| /* Compute multiplication table */ |
| printf("\nconst u8 __attribute__((aligned(256)))\n" |
| -- |
| 2.20.1 |
| |