linux-kernel - [PATCH 1/3] staging/lustre/libcfs: Fix build errors for !CONFIG

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Date:	Fri,  2 May 2014 18:28:33 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Oleg Drokin <oleg.drokin@...el.com>
Cc:	devel@...verdev.osuosl.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH 1/3] staging/lustre/libcfs: Fix build errors for !CONFIG_SMP

When CONFIG_SMP=n:

drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h:58:31: fatal error: libcfs/libcfs_cpu.h: No such file or directory

drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c:78:1: error: redefinition of 'cfs_cpt_table_print'
drivers/staging/lustre/include/linux/libcfs/libcfs_cpu.h:109:1: note: previous definition of 'cfs_cpt_table_print' was here

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
http://kisskb.ellerman.id.au/kisskb/buildresult/11054360/
---
 .../lustre/include/linux/libcfs/linux/linux-mem.h  |    2 +-
 drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c  |    2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h
index 72c76ad96ce9..ccee5c3e4142 100644
--- a/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h
+++ b/drivers/staging/lustre/include/linux/libcfs/linux/linux-mem.h
@@ -55,7 +55,7 @@
 
 #ifndef HAVE_LIBCFS_CPT
 /* Need this for cfs_cpt_table */
-#include <libcfs/libcfs_cpu.h>
+#include <linux/libcfs/libcfs_cpu.h>
 #endif
 
 #define CFS_PAGE_MASK		   (~((__u64)PAGE_CACHE_SIZE-1))
diff --git a/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c b/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c
index d985e83ba2c3..a1a7bf44cccf 100644
--- a/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c
+++ b/drivers/staging/lustre/lustre/libcfs/libcfs_cpu.c
@@ -74,6 +74,7 @@ cfs_cpt_table_free(struct cfs_cpt_table *cptab)
 }
 EXPORT_SYMBOL(cfs_cpt_table_free);
 
+#ifdef CONFIG_SMP
 int
 cfs_cpt_table_print(struct cfs_cpt_table *cptab, char *buf, int len)
 {
@@ -87,6 +88,7 @@ cfs_cpt_table_print(struct cfs_cpt_table *cptab, char *buf, int len)
 	return rc;
 }
 EXPORT_SYMBOL(cfs_cpt_table_print);
+#endif /* CONFIG_SMP */
 
 int
 cfs_cpt_number(struct cfs_cpt_table *cptab)
-- 
1.7.9.5

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