linux-kernel - [PATCHv2 2/4] scsi: make scsi/scsi.h headers

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Date:	Tue, 29 Sep 2009 12:34:19 +0200
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	James Bottomley <James.Bottomley@...senPartnership.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Boaz Harrosh <bharrosh@...asas.com>,
	Sam Ravnborg <sam@...nborg.org>
Subject: [PATCHv2 2/4] scsi: make scsi/scsi.h headers_check clean

place extern declarations in scsi/scsi.h within ifdef __KERNEL__
so that make headers_install strips them out.

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---
 include/scsi/scsi.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index dfcfaab..418465a 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -150,6 +150,7 @@ struct scsi_varlen_cdb_hdr {
 	/* service specific data follows */
 };
 
+#ifdef __KERNEL__
 static inline unsigned
 scsi_varlen_cdb_length(const void *hdr)
 {
@@ -165,6 +166,7 @@ scsi_command_size(const unsigned char *cmnd)
 	return (cmnd[0] == VARIABLE_LENGTH_CMD) ?
 		scsi_varlen_cdb_length(cmnd) : COMMAND_SIZE(cmnd[0]);
 }
+#endif
 
 /*
  *  SCSI Architecture Model (SAM) Status codes. Taken from SAM-3 draft
@@ -281,8 +283,10 @@ enum scsi_protocol {
 	SCSI_PROTOCOL_UNSPEC = 0xf, /* No specific protocol */
 };
 
+#ifdef __KERNEL__
 /* Returns a human-readable name for the device */
 extern const char * scsi_device_type(unsigned type);
+#endif
 
 /*
  * standard mode-select header prepended to all mode-select commands
-- 
1.6.5.rc2

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