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authorDave Young <hidave.darkstar@gmail.com>2010-03-10 15:24:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 15:53:10 -0800
commit15485a4682d1d3bfee2aa78b4b1a5d36f5746b64 (patch)
tree538857520760de1cf3575c8b5e4f73bab70557ff
parent5ed109103d73b0bafc92e860cead56725231384d (diff)
sysctl extern cleanup: sg
Extern declarations in sysctl.c should be moved to their own header file, and then include them in relavant .c files. Move sg_big_buff extern declaration to scsi/sg.h Signed-off-by: Dave Young <hidave.darkstar@gmail.com> Acked-by: Doug Gilbert <dgilbert@interlog.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/scsi/sg.h3
-rw-r--r--kernel/sysctl.c7
2 files changed, 6 insertions, 4 deletions
diff --git a/include/scsi/sg.h b/include/scsi/sg.h
index 934ae389671..a9f3c6fc3f5 100644
--- a/include/scsi/sg.h
+++ b/include/scsi/sg.h
@@ -70,6 +70,9 @@ Major new features in SG 3.x driver (cf SG 2.x drivers)
(for the lk 2.2 series).
*/
+#ifdef __KERNEL__
+extern int sg_big_buff; /* for sysctl */
+#endif
/* New interface introduced in the 3.x SG drivers follows */
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 44e9492368f..5290c437f15 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -61,6 +61,9 @@
#include <asm/stacktrace.h>
#include <asm/io.h>
#endif
+#ifdef CONFIG_CHR_DEV_SG
+#include <scsi/sg.h>
+#endif
#if defined(CONFIG_SYSCTL)
@@ -116,10 +119,6 @@ static int min_percpu_pagelist_fract = 8;
static int ngroups_max = NGROUPS_MAX;
-#ifdef CONFIG_CHR_DEV_SG
-extern int sg_big_buff;
-#endif
-
#ifdef CONFIG_SPARC
#include <asm/system.h>
#endif