linux-kernel - [PATCH v2 13/19] staging/lustre: Remove unused OBD_ALLOC* and OBD

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Date:	Wed, 16 Sep 2015 12:27:04 -0400
From:	green@...uxhacker.ru
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devel@...verdev.osuosl.org,
	Andreas Dilger <andreas.dilger@...el.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Oleg Drokin <green@...uxhacker.ru>,
	Oleg Drokin <oleg.drokin@...el.com>
Subject: [PATCH v2 13/19] staging/lustre: Remove unused OBD_ALLOC* and OBD_FREE macros

From: Oleg Drokin <green@...uxhacker.ru>

This removes now unused OBD_ALLOC, OBD_ALLOC_GFP, OBD_ALLOC_PTR,
OBD_ALLOC_LARGE and supporting infrastructure.
Also OBD_FREE, OBD_FREE_PTR, OBD_FREE_LARGE and supporting infrastructure.

Signed-off-by: Oleg Drokin <oleg.drokin@...el.com>
---
 .../staging/lustre/lustre/include/obd_support.h    | 52 ----------------------
 1 file changed, 52 deletions(-)

diff --git a/drivers/staging/lustre/lustre/include/obd_support.h b/drivers/staging/lustre/lustre/include/obd_support.h
index d8feec7..8a3323c 100644
--- a/drivers/staging/lustre/lustre/include/obd_support.h
+++ b/drivers/staging/lustre/lustre/include/obd_support.h
@@ -551,48 +551,6 @@ __u64 obd_pages_max(void);
 #define OBD_ALLOC_FAIL_MASK ((1 << OBD_ALLOC_FAIL_BITS) - 1)
 #define OBD_ALLOC_FAIL_MULT (OBD_ALLOC_FAIL_MASK / 100)
 
-#define OBD_FREE_RTN0(ptr)						    \
-({									    \
-	kfree(ptr);							\
-	(ptr) = NULL;							 \
-	0;								    \
-})
-
-#define __OBD_MALLOC_VERBOSE(ptr, cptab, cpt, size, flags)		      \
-do {									      \
-	(ptr) = (cptab) == NULL ?					      \
-		kmalloc(size, flags | __GFP_ZERO) :			      \
-		kmalloc_node(size, flags | __GFP_ZERO,			      \
-			     cfs_cpt_spread_node(cptab, cpt));		      \
-	if (likely((ptr) != NULL &&					   \
-		   (!HAS_FAIL_ALLOC_FLAG || obd_alloc_fail_rate == 0 ||       \
-		    !obd_alloc_fail(ptr, #ptr, "km", size,		    \
-				    __FILE__, __LINE__) ||		    \
-		    OBD_FREE_RTN0(ptr)))) {				    \
-		OBD_ALLOC_POST(ptr, size, "kmalloced");		       \
-	}								     \
-} while (0)
-
-#define OBD_ALLOC_GFP(ptr, size, gfp_mask)				      \
-	__OBD_MALLOC_VERBOSE(ptr, NULL, 0, size, gfp_mask)
-
-#define OBD_ALLOC(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_NOFS)
-#define OBD_ALLOC_WAIT(ptr, size) OBD_ALLOC_GFP(ptr, size, GFP_KERNEL)
-#define OBD_ALLOC_PTR(ptr) OBD_ALLOC(ptr, sizeof(*(ptr)))
-#define OBD_ALLOC_PTR_WAIT(ptr) OBD_ALLOC_WAIT(ptr, sizeof(*(ptr)))
-
-#define OBD_ALLOC_LARGE(ptr, size)					    \
-do {									  \
-	ptr = libcfs_kvzalloc(size, GFP_NOFS);				  \
-} while (0)
-
-#define OBD_FREE_LARGE(ptr, size)					     \
-do {									  \
-	(void)(size);							\
-	kvfree(ptr);							  \
-} while (0)
-
-
 #ifdef CONFIG_DEBUG_SLAB
 #define POISON(ptr, c, s) do {} while (0)
 #define POISON_PTR(ptr)  ((void)0)
@@ -610,14 +568,6 @@ do {									  \
 #define POISON_PAGE(page, val) do { } while (0)
 #endif
 
-#define OBD_FREE(ptr, size)						   \
-do {									  \
-	OBD_FREE_PRE(ptr, size, "kfreed");				    \
-	kfree(ptr);							\
-	POISON_PTR(ptr);						      \
-} while (0)
-
-
 #define OBD_FREE_RCU(ptr, size, handle)					      \
 do {									      \
 	struct portals_handle *__h = (handle);				      \
@@ -660,8 +610,6 @@ do {									      \
 #define OBD_SLAB_CPT_ALLOC_GFP(ptr, slab, cptab, cpt, size, flags)	      \
 	__OBD_SLAB_ALLOC_VERBOSE(ptr, slab, cptab, cpt, size, flags)
 
-#define OBD_FREE_PTR(ptr) OBD_FREE(ptr, sizeof(*(ptr)))
-
 #define OBD_SLAB_FREE(ptr, slab, size)					\
 do {									  \
 	OBD_FREE_PRE(ptr, size, "slab-freed");				\
-- 
2.1.0

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